{"id":121914,"date":"2025-12-25T14:40:14","date_gmt":"2025-12-25T07:40:14","guid":{"rendered":"https:\/\/tino.vn\/blog\/?p=121914"},"modified":"2025-12-25T14:40:53","modified_gmt":"2025-12-25T07:40:53","slug":"sua-loi-email-ten-mien-rieng-khong-nhan-mail","status":"publish","type":"post","link":"https:\/\/tino.vn\/blog\/sua-loi-email-ten-mien-rieng-khong-nhan-mail\/","title":{"rendered":"H\u01b0\u1edbng d\u1eabn s\u1eeda l\u1ed7i email t\u00ean mi\u1ec1n ri\u00eang kh\u00f4ng nh\u1eadn mail chi ti\u1ebft [2026]"},"content":{"rendered":"\n<p><strong>Email t\u00ean mi\u1ec1n ri\u00eang l\u00e0 &#8220;huy\u1ebft m\u1ea1ch&#8221; th\u00f4ng tin c\u1ee7a doanh nghi\u1ec7p, do \u0111\u00f3 vi\u1ec7c h\u1ec7 th\u1ed1ng \u0111\u1ed9t ng\u1ed9t ng\u1eebng nh\u1eadn th\u01b0 \u0111\u1ebfn s\u1ebd g\u00e2y ra nh\u1eefng gi\u00e1n \u0111o\u1ea1n nghi\u00eam tr\u1ecdng trong c\u00f4ng vi\u1ec7c kinh doanh. D\u00f9 b\u1ea1n \u0111ang s\u1eed d\u1ee5ng d\u1ecbch v\u1ee5 \u1ed5n \u0111\u1ecbnh, t\u00ecnh tr\u1ea1ng n\u00e0y v\u1eabn c\u00f3 th\u1ec3 x\u1ea3y ra do nhi\u1ec1u nguy\u00ean nh\u00e2n k\u1ef9 thu\u1eadt kh\u00e1c nhau. C\u00f9ng Tino t\u00ecm hi\u1ec3u c\u00e1ch s\u1eeda l\u1ed7i email t\u00ean mi\u1ec1n ri\u00eang kh\u00f4ng nh\u1eadn mail qua b\u00e0i vi\u1ebft d\u01b0\u1edbi \u0111\u00e2y nh\u00e9!<\/strong><\/p>\n\n\n\n<h2 id=\"Email_t\u00ean_mi\u1ec1n_ri\u00eang_b\u1ecb_l\u1ed7i_\u1ea3nh_h\u01b0\u1edfng_nh\u01b0_th\u1ebf_n\u00e0o_\u0111\u1ebfn_doanh_nghi\u1ec7p?\"><a id=\"post-121914-_lx020gvef56h\"><\/a>Email t\u00ean mi\u1ec1n ri\u00eang b\u1ecb l\u1ed7i \u1ea3nh h\u01b0\u1edfng nh\u01b0 th\u1ebf n\u00e0o \u0111\u1ebfn doanh nghi\u1ec7p?<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>B\u1ecf l\u1ee1 c\u01a1 h\u1ed9i kinh doanh v\u00e0 doanh thu: <\/strong>Vi\u1ec7c h\u1ec7 th\u1ed1ng kh\u00f4ng nh\u1eadn \u0111\u01b0\u1ee3c th\u01b0 \u0111\u1ebfn \u0111\u1ed3ng ngh\u0129a v\u1edbi vi\u1ec7c c\u00f4ng ty c\u00f3 th\u1ec3 b\u1ecf l\u1ee1 c\u00e1c y\u00eau c\u1ea7u b\u00e1o gi\u00e1, \u0111\u01a1n \u0111\u1eb7t h\u00e0ng t\u1eeb kh\u00e1ch h\u00e0ng m\u1edbi ho\u1eb7c nh\u1eefng h\u1ee3p \u0111\u1ed3ng quan tr\u1ecdng t\u1eeb \u0111\u1ed1i t\u00e1c chi\u1ebfn l\u01b0\u1ee3c. S\u1ef1 ch\u1eadm tr\u1ec5 ch\u1ec9 v\u00e0i gi\u1edd \u0111\u1ed3ng h\u1ed3 c\u0169ng \u0111\u1ee7 \u0111\u1ec3 kh\u00e1ch h\u00e0ng chuy\u1ec3n sang l\u1ef1a ch\u1ecdn s\u1ea3n ph\u1ea9m c\u1ee7a \u0111\u1ed1i th\u1ee7 c\u1ea1nh tranh.<\/li>\n\n\n\n<li><strong>Suy gi\u1ea3m uy t\u00edn v\u00e0 h\u00ecnh \u1ea3nh th\u01b0\u01a1ng hi\u1ec7u:<\/strong> S\u1ef1 tin t\u01b0\u1edfng \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng qua h\u00e0ng tr\u0103m giao d\u1ecbch th\u00e0nh c\u00f4ng c\u00f3 th\u1ec3 b\u1ecb \u1ea3nh h\u01b0\u1edfng ch\u1ec9 v\u00ec m\u1ed9t s\u1ef1 c\u1ed1 email. Khi \u0111\u1ed1i t\u00e1c g\u1eedi th\u01b0 m\u00e0 kh\u00f4ng nh\u1eadn \u0111\u01b0\u1ee3c ph\u1ea3n h\u1ed3i (ho\u1eb7c nh\u1eadn l\u1ea1i th\u01b0 b\u00e1o l\u1ed7i), h\u1ecd s\u1ebd \u0111\u1eb7t d\u1ea5u h\u1ecfi l\u1edbn v\u1ec1 n\u0103ng l\u1ef1c v\u1eadn h\u00e0nh v\u00e0 m\u1ee9c \u0111\u1ed9 chuy\u00ean nghi\u1ec7p c\u1ee7a doanh nghi\u1ec7p.<\/li>\n\n\n\n<li><strong>Gi\u00e1n \u0111o\u1ea1n quy tr\u00ecnh v\u1eadn h\u00e0nh n\u1ed9i b\u1ed9:<\/strong> C\u00e1c b\u1ed9 ph\u1eadn kh\u00f4ng th\u1ec3 trao \u0111\u1ed5i t\u00e0i li\u1ec7u, h\u00f3a \u0111\u01a1n hay ph\u00ea duy\u1ec7t d\u1ef1 \u00e1n k\u1ecbp th\u1eddi. T\u00ecnh tr\u1ea1ng t\u1eafc ngh\u1ebdn th\u00f4ng tin n\u00e0y k\u00e9o theo hi\u1ec7u su\u1ea5t l\u00e0m vi\u1ec7c c\u1ee7a to\u00e0n b\u1ed9 \u0111\u1ed9i ng\u0169 nh\u00e2n s\u1ef1 \u0111i xu\u1ed1ng, g\u00e2y l\u00e3ng ph\u00ed th\u1eddi gian v\u00e0 t\u00e0i nguy\u00ean c\u1ee7a t\u1ed5 ch\u1ee9c.<\/li>\n<\/ul>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>Xem th\u00eam: <a href=\"https:\/\/tino.vn\/blog\/mua-email-ten-mien-rieng-o-dau-uy-tin\/\" data-type=\"link\" data-id=\"https:\/\/tino.vn\/blog\/mua-email-ten-mien-rieng-o-dau-uy-tin\/\" target=\"_blank\" rel=\"noreferrer noopener\">Mua email t\u00ean mi\u1ec1n ri\u00eang \u1edf \u0111\u00e2u uy t\u00edn?<\/a><\/p>\n<\/blockquote>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"700\" height=\"375\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/sua-loi-email-ten-mien-rieng-khong-nhan-mail-1.png\" alt=\"Email t\u00ean mi\u1ec1n ri\u00eang b\u1ecb l\u1ed7i \u1ea3nh h\u01b0\u1edfng nh\u01b0 th\u1ebf n\u00e0o \u0111\u1ebfn doanh nghi\u1ec7p?\" class=\"wp-image-121924\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/sua-loi-email-ten-mien-rieng-khong-nhan-mail-1.png 700w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/sua-loi-email-ten-mien-rieng-khong-nhan-mail-1-300x161.png 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><figcaption class=\"wp-element-caption\"><strong>Email t\u00ean mi\u1ec1n ri\u00eang b\u1ecb l\u1ed7i \u1ea3nh h\u01b0\u1edfng nh\u01b0 th\u1ebf n\u00e0o \u0111\u1ebfn doanh nghi\u1ec7p?<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<h2 id=\"T\u1ed5ng_h\u1ee3p_nguy\u00ean_nh\u00e2n_v\u00e0_s\u1eeda_l\u1ed7i_email_t\u00ean_mi\u1ec1n_ri\u00eang_kh\u00f4ng_nh\u1eadn_mail\"><a id=\"post-121914-_r6n9xlm33p39\"><\/a>T\u1ed5ng h\u1ee3p nguy\u00ean nh\u00e2n v\u00e0 s\u1eeda l\u1ed7i email t\u00ean mi\u1ec1n ri\u00eang kh\u00f4ng nh\u1eadn mail<\/h2>\n\n\n\n<h3 id=\"Nguy\u00ean_nh\u00e2n_1:_Ch\u01b0a_c\u1ea5u_h\u00ecnh_ho\u1eb7c_c\u1ea5u_h\u00ecnh_sai_b\u1ea3n_ghi_DNS_(L\u1ed7i_ph\u1ed5_bi\u1ebfn_nh\u1ea5t)\"><a id=\"post-121914-_b5ztye25xezc\"><\/a><strong>Nguy\u00ean nh\u00e2n 1: Ch\u01b0a c\u1ea5u h\u00ecnh ho\u1eb7c c\u1ea5u h\u00ecnh sai b\u1ea3n ghi DNS (L\u1ed7i ph\u1ed5 bi\u1ebfn nh\u1ea5t)<\/strong><\/h3>\n\n\n\n<p>Trong h\u1ec7 th\u1ed1ng v\u1eadn h\u00e0nh email doanh nghi\u1ec7p, DNS \u0111\u00f3ng vai tr\u00f2 nh\u01b0 m\u1ed9t b\u1ea3n \u0111\u1ed3 ch\u1ec9 d\u1eabn. Khi m\u1ed9t th\u01b0 \u0111i\u1ec7n t\u1eed \u0111\u01b0\u1ee3c g\u1eedi \u0111i t\u1eeb ph\u00eda \u0111\u1ed1i t\u00e1c, m\u00e1y ch\u1ee7 g\u1eedi s\u1ebd d\u1ef1a v\u00e0o b\u1ea3n ghi DNS \u2013 c\u1ee5 th\u1ec3 l\u00e0 b\u1ea3n ghi MX \u2013 \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh ch\u00ednh x\u00e1c \u0111\u1ecba ch\u1ec9 m\u00e1y ch\u1ee7 nh\u1eadn th\u01b0.<\/p>\n\n\n\n<p>N\u1ebfu qu\u1ea3n tr\u1ecb vi\u00ean ch\u01b0a c\u1ea5u h\u00ecnh, c\u1ea5u h\u00ecnh thi\u1ebfu ho\u1eb7c nh\u1eadp sai th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt c\u1ee7a c\u00e1c b\u1ea3n ghi n\u00e0y, th\u01b0 g\u1eedi \u0111\u1ebfn s\u1ebd kh\u00f4ng th\u1ec3 t\u00ecm th\u1ea5y \u0111\u00edch \u0111\u1ebfn. K\u1ebft qu\u1ea3 l\u00e0 ng\u01b0\u1eddi g\u1eedi s\u1ebd nh\u1eadn \u0111\u01b0\u1ee3c th\u00f4ng b\u00e1o l\u1ed7i tr\u1ea3 v\u1ec1, c\u00f2n h\u1ed9p th\u01b0 c\u1ee7a doanh nghi\u1ec7p th\u00ec ho\u00e0n to\u00e0n tr\u1ed1ng r\u1ed7ng. \u0110\u00e2y l\u00e0 nguy\u00ean nh\u00e2n k\u1ef9 thu\u1eadt h\u00e0ng \u0111\u1ea7u khi\u1ebfn email t\u00ean mi\u1ec1n ri\u00eang b\u1ecb t\u00ea li\u1ec7t chi\u1ec1u nh\u1eadn ngay sau khi \u0111\u0103ng k\u00fd.<\/p>\n\n\n\n<p><em>Tino s\u1ebd l\u1ea5y h\u1ec7 th\u1ed1ng <a href=\"https:\/\/tino.vn\/tino-mail\" data-type=\"link\" data-id=\"https:\/\/tino.vn\/tino-mail\" target=\"_blank\" rel=\"noreferrer noopener\">TinoMail <\/a>l\u00e0m v\u00ed d\u1ee5:<\/em><\/p>\n\n\n\n<h4 id=\"B\u01b0\u1edbc_1:_Ki\u1ec3m_tra_tr\u1ea1ng_th\u00e1i_x\u00e1c_th\u1ef1c\"><a id=\"post-121914-_orqx081tpxb7\"><\/a>B\u01b0\u1edbc 1: Ki\u1ec3m tra tr\u1ea1ng th\u00e1i x\u00e1c th\u1ef1c<\/h4>\n\n\n\n<p><\/p>\n\n\n\n<p>Tr\u01b0\u1edbc ti\u00ean, h\u00e3y truy c\u1eadp v\u00e0o \u0111\u01b0\u1eddng d\u1eabn qu\u1ea3n tr\u1ecb <a href=\"https:\/\/mail.tino.vn\/\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/mail.tino.vn\/<\/a> v\u00e0 \u0111\u0103ng nh\u1eadp b\u1eb1ng t\u00e0i kho\u1ea3n Admin (th\u00f4ng tin n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c g\u1eedi k\u00e8m trong email k\u00edch ho\u1ea1t d\u1ecbch v\u1ee5). <\/p>\n\n\n\n<p>T\u1ea1i giao di\u1ec7n ch\u00ednh <strong>Qu\u1ea3n l\u00fd t\u00ean mi\u1ec1n<\/strong>, h\u00e3y quan s\u00e1t c\u1ed9t tr\u1ea1ng th\u00e1i:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>N\u1ebfu hi\u1ec3n th\u1ecb d\u00f2ng ch\u1eef <strong>&#8220;\u0110\u00e3 x\u00e1c th\u1ef1c&#8221;<\/strong>: C\u1ea5u h\u00ecnh DNS \u0111\u00e3 ch\u00ednh x\u00e1c. L\u1ed7i kh\u00f4ng nh\u1eadn th\u01b0 c\u00f3 th\u1ec3 do nguy\u00ean nh\u00e2n kh\u00e1c.<\/li>\n\n\n\n<li>N\u1ebfu hi\u1ec3n th\u1ecb <strong>&#8220;Ch\u01b0a x\u00e1c th\u1ef1c&#8221;<\/strong>: \u0110\u00e2y ch\u00ednh l\u00e0 l\u00fd do khi\u1ebfn h\u1ec7 th\u1ed1ng kh\u00f4ng nh\u1eadn \u0111\u01b0\u1ee3c th\u01b0. B\u1ea1n c\u1ea7n ti\u1ebfn h\u00e0nh c\u1ea5u h\u00ecnh ngay theo h\u01b0\u1edbng d\u1eabn b\u00ean d\u01b0\u1edbi.<\/li>\n<\/ul>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" width=\"1287\" height=\"606\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121914-1.png\" alt=\"Ki\u1ec3m tra tr\u1ea1ng th\u00e1i x\u00e1c th\u1ef1c\" class=\"wp-image-121915\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121914-1.png 1287w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121914-1-300x141.png 300w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121914-1-1024x482.png 1024w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121914-1-768x362.png 768w\" sizes=\"(max-width: 1287px) 100vw, 1287px\" \/><figcaption class=\"wp-element-caption\"><strong>Ki\u1ec3m tra tr\u1ea1ng th\u00e1i x\u00e1c th\u1ef1c<br><\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<p><\/p>\n\n\n\n<h4 id=\"B\u01b0\u1edbc_2:_C\u1ea5u_h\u00ecnh_b\u1ea3n_ghi_DNS_theo_t\u1eebng_tr\u01b0\u1eddng_h\u1ee3p\"><a id=\"post-121914-_gypedtt2dyza\"><\/a>B\u01b0\u1edbc 2: C\u1ea5u h\u00ecnh b\u1ea3n ghi DNS theo t\u1eebng tr\u01b0\u1eddng h\u1ee3p<\/h4>\n\n\n\n<p><\/p>\n\n\n\n<p>T\u00f9y thu\u1ed9c v\u00e0o n\u01a1i b\u1ea1n \u0111\u00e3 mua t\u00ean mi\u1ec1n, quy tr\u00ecnh c\u00e0i \u0111\u1eb7t s\u1ebd c\u00f3 s\u1ef1 kh\u00e1c bi\u1ec7t \u0111\u00f4i ch\u00fat. H\u00e3y ch\u1ecdn tr\u01b0\u1eddng h\u1ee3p ph\u00f9 h\u1ee3p v\u1edbi doanh nghi\u1ec7p:<\/p>\n\n\n\n<p><strong><span style=\"text-decoration: underline;\">\u27a4 Tr\u01b0\u1eddng h\u1ee3p 1: T\u00ean mi\u1ec1n \u0111\u01b0\u1ee3c mua v\u00e0 qu\u1ea3n l\u00fd t\u1ea1i Tino:<\/span><\/strong><\/p>\n\n\n\n<p>\u0110\u00e2y l\u00e0 tr\u01b0\u1eddng h\u1ee3p \u0111\u01a1n gi\u1ea3n nh\u1ea5t v\u00ec h\u1ec7 th\u1ed1ng h\u1ed7 tr\u1ee3 t\u00ednh n\u0103ng c\u00e0i \u0111\u1eb7t t\u1ef1 \u0111\u1ed9ng.<\/p>\n\n\n\n<p>Truy c\u1eadp v\u00e0o trang <strong>C\u1ea5u h\u00ecnh DNS<\/strong> c\u1ee7a t\u00ean mi\u1ec1n ngay tr\u00ean giao di\u1ec7n qu\u1ea3n l\u00fd.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" width=\"801\" height=\"501\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121914-2.png\" alt=\"C\u1ea5u h\u00ecnh v\u1edbi t\u00ean mi\u1ec1n \u0111\u01b0\u1ee3c mua v\u00e0 qu\u1ea3n l\u00fd t\u1ea1i Tino\" class=\"wp-image-121916\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121914-2.png 801w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121914-2-300x188.png 300w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121914-2-768x480.png 768w\" sizes=\"(max-width: 801px) 100vw, 801px\" \/><figcaption class=\"wp-element-caption\"><strong>C\u1ea5u h\u00ecnh v\u1edbi t\u00ean mi\u1ec1n \u0111\u01b0\u1ee3c mua v\u00e0 qu\u1ea3n l\u00fd t\u1ea1i Tino<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<p><\/p>\n\n\n\n<p>T\u00ecm v\u00e0 nh\u1ea5n v\u00e0o n\u00fat m\u00e0u xanh c\u00f3 t\u00ean <strong>&#8220;B\u1ea3n ghi TinoMail&#8221;<\/strong>.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" width=\"1032\" height=\"523\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121914-3.png\" alt=\"C\u1ea5u h\u00ecnh v\u1edbi t\u00ean mi\u1ec1n \u0111\u01b0\u1ee3c mua v\u00e0 qu\u1ea3n l\u00fd t\u1ea1i Tino\" class=\"wp-image-121917\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121914-3.png 1032w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121914-3-300x152.png 300w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121914-3-1024x519.png 1024w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121914-3-768x389.png 768w\" sizes=\"(max-width: 1032px) 100vw, 1032px\" \/><figcaption class=\"wp-element-caption\"><strong><strong>C\u1ea5u h\u00ecnh v\u1edbi t\u00ean mi\u1ec1n \u0111\u01b0\u1ee3c mua v\u00e0 qu\u1ea3n l\u00fd t\u1ea1i Tino<\/strong><\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<p><\/p>\n\n\n\n<p>H\u1ec7 th\u1ed1ng s\u1ebd t\u1ef1 \u0111\u1ed9ng th\u00eam \u0111\u1ea7y \u0111\u1ee7 c\u00e1c b\u1ea3n ghi c\u1ea7n thi\u1ebft. B\u1ea1n ch\u1ec9 c\u1ea7n nh\u1ea5n <strong>&#8220;L\u01b0u l\u1ea1i&#8221;<\/strong>.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" width=\"1026\" height=\"502\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121914-4.png\" alt=\"C\u1ea5u h\u00ecnh v\u1edbi t\u00ean mi\u1ec1n \u0111\u01b0\u1ee3c mua v\u00e0 qu\u1ea3n l\u00fd t\u1ea1i Tino\" class=\"wp-image-121918\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121914-4.png 1026w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121914-4-300x147.png 300w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121914-4-1024x501.png 1024w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121914-4-768x376.png 768w\" sizes=\"(max-width: 1026px) 100vw, 1026px\" \/><figcaption class=\"wp-element-caption\"><strong><strong>C\u1ea5u h\u00ecnh v\u1edbi t\u00ean mi\u1ec1n \u0111\u01b0\u1ee3c mua v\u00e0 qu\u1ea3n l\u00fd t\u1ea1i Tino<\/strong><\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<p><\/p>\n\n\n\n<p>Quay tr\u1edf l\u1ea1i trang Qu\u1ea3n l\u00fd t\u00ean mi\u1ec1n tr\u00ean TinoMail, t\u1ea3i l\u1ea1i trang \u0111\u1ec3 th\u1ea5y tr\u1ea1ng th\u00e1i chuy\u1ec3n sang <strong>&#8220;\u0110\u00e3 x\u00e1c th\u1ef1c&#8221;<\/strong>. L\u00fac n\u00e0y, d\u1ecbch v\u1ee5 email \u0111\u00e3 s\u1eb5n s\u00e0ng ho\u1ea1t \u0111\u1ed9ng.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" width=\"1290\" height=\"511\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121914-5.png\" alt=\"C\u1ea5u h\u00ecnh v\u1edbi t\u00ean mi\u1ec1n \u0111\u01b0\u1ee3c mua v\u00e0 qu\u1ea3n l\u00fd t\u1ea1i Tino\" class=\"wp-image-121919\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121914-5.png 1290w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121914-5-300x119.png 300w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121914-5-1024x406.png 1024w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121914-5-768x304.png 768w\" sizes=\"(max-width: 1290px) 100vw, 1290px\" \/><figcaption class=\"wp-element-caption\"><strong>C\u1ea5u h\u00ecnh v\u1edbi t\u00ean mi\u1ec1n \u0111\u01b0\u1ee3c mua v\u00e0 qu\u1ea3n l\u00fd t\u1ea1i Tino<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<p><\/p>\n\n\n\n<p><strong><span style=\"text-decoration: underline;\">\u27a4 Tr\u01b0\u1eddng h\u1ee3p 2: T\u00ean mi\u1ec1n \u0111\u01b0\u1ee3c mua t\u1ea1i nh\u00e0 cung c\u1ea5p kh\u00e1c:<\/span><\/strong><\/p>\n\n\n\n<p>V\u1edbi tr\u01b0\u1eddng h\u1ee3p n\u00e0y, b\u1ea1n c\u1ea7n th\u1ef1c hi\u1ec7n th\u1ee7 c\u00f4ng quy tr\u00ecnh g\u1ed3m 2 giai \u0111o\u1ea1n: <strong>X\u00e1c th\u1ef1c s\u1edf h\u1eefu<\/strong> v\u00e0 <strong>Th\u00eam b\u1ea3n ghi d\u1ecbch v\u1ee5<\/strong>.<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p><strong><em>Giai \u0111o\u1ea1n 1: X\u00e1c th\u1ef1c quy\u1ec1n s\u1edf h\u1eefu t\u00ean mi\u1ec1n<\/em><\/strong><\/p>\n<\/blockquote>\n\n\n\n<p>T\u1ea1i trang qu\u1ea3n l\u00fd TinoMail, nh\u1ea5n n\u00fat <strong>C\u1ea5u h\u00ecnh DNS<\/strong>.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" width=\"1284\" height=\"551\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121914-6.png\" alt=\"Giai \u0111o\u1ea1n 1: X\u00e1c th\u1ef1c quy\u1ec1n s\u1edf h\u1eefu t\u00ean mi\u1ec1n\" class=\"wp-image-121920\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121914-6.png 1284w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121914-6-300x129.png 300w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121914-6-1024x439.png 1024w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121914-6-768x330.png 768w\" sizes=\"(max-width: 1284px) 100vw, 1284px\" \/><figcaption class=\"wp-element-caption\"><strong><strong><em>Giai \u0111o\u1ea1n 1: X\u00e1c th\u1ef1c quy\u1ec1n s\u1edf h\u1eefu t\u00ean mi\u1ec1n<\/em><\/strong><\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<p><\/p>\n\n\n\n<p>Sao ch\u00e9p \u0111o\u1ea1n m\u00e3 trong ph\u1ea7n <strong>Gi\u00e1 tr\u1ecb<\/strong> c\u1ee7a b\u1ea3n ghi TXT (th\u01b0\u1eddng c\u00f3 d\u1ea1ng <em>tino-platform-site-verification=&#8230;<\/em>).<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" width=\"1222\" height=\"502\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121914-7.png\" alt=\"Giai \u0111o\u1ea1n 1: X\u00e1c th\u1ef1c quy\u1ec1n s\u1edf h\u1eefu t\u00ean mi\u1ec1n\" class=\"wp-image-121921\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121914-7.png 1222w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121914-7-300x123.png 300w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121914-7-1024x421.png 1024w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121914-7-768x315.png 768w\" sizes=\"(max-width: 1222px) 100vw, 1222px\" \/><figcaption class=\"wp-element-caption\"><strong><strong><em>Giai \u0111o\u1ea1n 1: X\u00e1c th\u1ef1c quy\u1ec1n s\u1edf h\u1eefu t\u00ean mi\u1ec1n<\/em><\/strong><\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<p><\/p>\n\n\n\n<p>\u0110\u0103ng nh\u1eadp v\u00e0o trang qu\u1ea3n l\u00fd DNS c\u1ee7a nh\u00e0 cung c\u1ea5p t\u00ean mi\u1ec1n (n\u01a1i b\u1ea1n mua domain).<\/p>\n\n\n\n<p>T\u1ea1o m\u1ed9t b\u1ea3n ghi m\u1edbi v\u1edbi th\u00f4ng s\u1ed1:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Lo\u1ea1i (Type):<\/strong> TXT<\/li>\n\n\n\n<li><strong>T\u00ean (Name\/Host):<\/strong> @ (ho\u1eb7c \u0111\u1ec3 tr\u1ed1ng t\u00f9y nh\u00e0 cung c\u1ea5p)<\/li>\n\n\n\n<li><strong>Gi\u00e1 tr\u1ecb (Value):<\/strong> D\u00e1n \u0111o\u1ea1n m\u00e3 v\u1eeba sao ch\u00e9p \u1edf tr\u00ean.<\/li>\n<\/ul>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" width=\"1025\" height=\"349\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121914-8.png\" alt=\"Giai \u0111o\u1ea1n 1: X\u00e1c th\u1ef1c quy\u1ec1n s\u1edf h\u1eefu t\u00ean mi\u1ec1n\" class=\"wp-image-121922\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121914-8.png 1025w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121914-8-300x102.png 300w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121914-8-768x261.png 768w\" sizes=\"(max-width: 1025px) 100vw, 1025px\" \/><figcaption class=\"wp-element-caption\"><strong><strong><strong><em>Giai \u0111o\u1ea1n 1: X\u00e1c th\u1ef1c quy\u1ec1n s\u1edf h\u1eefu t\u00ean mi\u1ec1n<\/em><\/strong><\/strong><\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<p><\/p>\n\n\n\n<p>L\u01b0u l\u1ea1i c\u1ea5u h\u00ecnh, quay v\u1ec1 trang TinoMail v\u00e0 nh\u1ea5n <strong>&#8220;Ki\u1ec3m tra DNS&#8221;<\/strong>. Khi tr\u1ea1ng th\u00e1i chuy\u1ec3n sang &#8220;<strong>\u0110\u00e3 x\u00e1c th\u1ef1c<\/strong>&#8220;, h\u00e3y chuy\u1ec3n sang <strong>Giai \u0111o\u1ea1n 2<\/strong>.<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p><strong><em>Giai \u0111o\u1ea1n 2: Th\u00eam b\u1ea3n ghi d\u1ecbch v\u1ee5 email (Quan tr\u1ecdng)<\/em><\/strong><\/p>\n<\/blockquote>\n\n\n\n<p>Sau khi x\u00e1c th\u1ef1c th\u00e0nh c\u00f4ng, b\u1ea1n nh\u1ea5p l\u1ea1i v\u00e0o n\u00fat <strong>C\u1ea5u h\u00ecnh DNS<\/strong> m\u1ed9t l\u1ea7n n\u1eefa.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img decoding=\"async\" width=\"1024\" height=\"363\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/image-1024x363.png\" alt=\"Giai \u0111o\u1ea1n 2: Th\u00eam b\u1ea3n ghi d\u1ecbch v\u1ee5 email (Quan tr\u1ecdng)\" class=\"wp-image-121925\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/image-1024x363.png 1024w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/image-300x106.png 300w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/image-768x272.png 768w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/image.png 1291w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\"><strong><strong><em>Giai \u0111o\u1ea1n 2: Th\u00eam b\u1ea3n ghi d\u1ecbch v\u1ee5 email (Quan tr\u1ecdng)<\/em><\/strong><\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<p>Trang qu\u1ea3n tr\u1ecb TinoMail s\u1ebd hi\u1ec3n th\u1ecb danh s\u00e1ch \u0111\u1ea7y \u0111\u1ee7 c\u00e1c b\u1ea3n ghi b\u1eaft bu\u1ed9c bao g\u1ed3m: MX, SPF, DKIM.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" width=\"1275\" height=\"580\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121914-9.png\" alt=\"Giai \u0111o\u1ea1n 2: Th\u00eam b\u1ea3n ghi d\u1ecbch v\u1ee5 email (Quan tr\u1ecdng)\" class=\"wp-image-121923\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121914-9.png 1275w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121914-9-300x136.png 300w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121914-9-1024x466.png 1024w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121914-9-768x349.png 768w\" sizes=\"(max-width: 1275px) 100vw, 1275px\" \/><figcaption class=\"wp-element-caption\"><strong><strong><strong><em>Giai \u0111o\u1ea1n 2: Th\u00eam b\u1ea3n ghi d\u1ecbch v\u1ee5 email (Quan tr\u1ecdng)<\/em><\/strong><\/strong><\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<p><\/p>\n\n\n\n<p>B\u1ea1n c\u1ea7n sao ch\u00e9p ch\u00ednh x\u00e1c t\u1eebng th\u00f4ng s\u1ed1 n\u00e0y v\u00e0 th\u00eam v\u00e0o trang qu\u1ea3n l\u00fd DNS c\u1ee7a t\u00ean mi\u1ec1n t\u01b0\u01a1ng t\u1ef1 nh\u01b0 <strong><em>c\u00e1ch th\u00eam b\u1ea3n ghi TXT \u1edf Giai \u0111o\u1ea1n 1<\/em><\/strong>. <\/p>\n\n\n\n<p><em>L\u01b0u \u00fd \u0111\u1eb7c bi\u1ec7t:<\/em><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>B\u1ea3n ghi MX:<\/strong> Quy\u1ebft \u0111\u1ecbnh vi\u1ec7c nh\u1eadn th\u01b0. N\u1ebfu thi\u1ebfu b\u1ea3n ghi n\u00e0y, chi\u1ec1u nh\u1eadn s\u1ebd kh\u00f4ng ho\u1ea1t \u0111\u1ed9ng.<\/li>\n\n\n\n<li><strong>B\u1ea3n ghi SPF &amp; DKIM:<\/strong> Gi\u00fap x\u00e1c th\u1ef1c danh t\u00ednh, t\u0103ng \u0111\u1ed9 uy t\u00edn cho email g\u1eedi \u0111i v\u00e0 tr\u00e1nh b\u1ecb \u0111\u00e1nh d\u1ea5u l\u00e0 Spam.<\/li>\n<\/ul>\n\n\n\n<p>Sau khi ho\u00e0n t\u1ea5t vi\u1ec7c th\u00eam b\u1ea3n ghi, h\u1ec7 th\u1ed1ng m\u1ea1ng to\u00e0n c\u1ea7u c\u00f3 th\u1ec3 m\u1ea5t t\u1eeb 15 ph\u00fat \u0111\u1ebfn 24 gi\u1edd \u0111\u1ec3 c\u1eadp nh\u1eadt d\u1eef li\u1ec7u ho\u00e0n t\u1ea5t. B\u1ea1n h\u00e3y ki\u00ean nh\u1eabn ch\u1edd \u0111\u1ee3i v\u00e0 ki\u1ec3m tra l\u1ea1i vi\u1ec7c nh\u1eadn th\u01b0 sau kho\u1ea3ng th\u1eddi gian n\u00e0y.<\/p>\n\n\n\n<h3 id=\"Nguy\u00ean_nh\u00e2n_2:_H\u1ed9p_th\u01b0_v\u01b0\u1ee3t_qu\u00e1_gi\u1edbi_h\u1ea1n_l\u01b0u_tr\u1eef_(Full_Quota)\"><a id=\"post-121914-_ogqsderyha9w\"><\/a><strong>Nguy\u00ean nh\u00e2n 2: H\u1ed9p th\u01b0 v\u01b0\u1ee3t qu\u00e1 gi\u1edbi h\u1ea1n l\u01b0u tr\u1eef (Full Quota)<\/strong><\/h3>\n\n\n\n<p>M\u1ed7i t\u00e0i kho\u1ea3n email doanh nghi\u1ec7p \u0111\u1ec1u \u0111\u01b0\u1ee3c gi\u1edbi h\u1ea1n m\u1ed9t m\u1ee9c dung l\u01b0\u1ee3ng nh\u1ea5t \u0111\u1ecbnh. Khi kh\u1ed1i l\u01b0\u1ee3ng d\u1eef li\u1ec7u l\u01b0u tr\u1eef (bao g\u1ed3m th\u01b0 \u0111\u1ebfn, th\u01b0 \u0111i v\u00e0 t\u1ec7p \u0111\u00ednh k\u00e8m) ch\u1ea1m ng\u01b0\u1ee1ng n\u00e0y, m\u00e1y ch\u1ee7 s\u1ebd k\u00edch ho\u1ea1t c\u01a1 ch\u1ebf t\u1ef1 v\u1ec7 b\u1eb1ng c\u00e1ch t\u1eeb ch\u1ed1i ti\u1ebfp nh\u1eadn th\u00eam d\u1eef li\u1ec7u m\u1edbi. L\u00fac n\u00e0y, ng\u01b0\u1eddi g\u1eedi th\u01b0 \u0111\u1ebfn s\u1ebd nh\u1eadn \u0111\u01b0\u1ee3c th\u00f4ng b\u00e1o l\u1ed7i <em>\u201cQuota Exceeded\u201d<\/em>, \u0111\u1ed3ng ngh\u0129a v\u1edbi vi\u1ec7c th\u01b0 \u0111\u00e3 b\u1ecb tr\u1ea3 l\u1ea1i.<\/p>\n\n\n\n<p><strong><span style=\"text-decoration: underline;\">C\u00e1ch kh\u1eafc ph\u1ee5c:<\/span><\/strong><\/p>\n\n\n\n<p>\u0110\u1ec3 kh\u00f4i ph\u1ee5c kh\u1ea3 n\u0103ng nh\u1eadn th\u01b0, ng\u01b0\u1eddi d\u00f9ng c\u1ea7n gi\u1ea3i ph\u00f3ng kh\u00f4ng gian l\u01b0u tr\u1eef ngay l\u1eadp t\u1ee9c. H\u00e3y truy c\u1eadp v\u00e0o Webmail v\u00e0 th\u1ef1c hi\u1ec7n x\u00f3a c\u00e1c email c\u0169, email qu\u1ea3ng c\u00e1o kh\u00f4ng c\u1ea7n thi\u1ebft ho\u1eb7c l\u00e0m s\u1ea1ch Th\u00f9ng r\u00e1c (Trash\/Bin). N\u1ebfu nhu c\u1ea7u l\u01b0u tr\u1eef d\u1eef li\u1ec7u th\u1ef1c t\u1ebf l\u1edbn h\u01a1n h\u1ea1n m\u1ee9c hi\u1ec7n t\u1ea1i, doanh nghi\u1ec7p n\u00ean c\u00e2n nh\u1eafc li\u00ean h\u1ec7 nh\u00e0 cung c\u1ea5p \u0111\u1ec3 n\u00e2ng c\u1ea5p l\u00ean g\u00f3i d\u1ecbch v\u1ee5 cao h\u01a1n, \u0111\u1ea3m b\u1ea3o c\u00f4ng vi\u1ec7c kh\u00f4ng b\u1ecb gi\u00e1n \u0111o\u1ea1n.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"700\" height=\"375\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/sua-loi-email-ten-mien-rieng-khong-nhan-mail-2.png\" alt=\"H\u1ed9p th\u01b0 v\u01b0\u1ee3t qu\u00e1 gi\u1edbi h\u1ea1n l\u01b0u tr\u1eef (Full Quota)\" class=\"wp-image-121926\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/sua-loi-email-ten-mien-rieng-khong-nhan-mail-2.png 700w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/sua-loi-email-ten-mien-rieng-khong-nhan-mail-2-300x161.png 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><figcaption class=\"wp-element-caption\"><strong>H\u1ed9p th\u01b0 v\u01b0\u1ee3t qu\u00e1 gi\u1edbi h\u1ea1n l\u01b0u tr\u1eef (Full Quota)<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<h3 id=\"Nguy\u00ean_nh\u00e2n_3:_\u0110\u1ecba_ch\u1ec9_IP_m\u00e1y_ch\u1ee7_b\u1ecb_li\u1ec7t_v\u00e0o_danh_s\u00e1ch_\u0111en_(IP_Blacklist)\"><a id=\"post-121914-_8827dx56ej62\"><\/a><strong>Nguy\u00ean nh\u00e2n 3: \u0110\u1ecba ch\u1ec9 IP m\u00e1y ch\u1ee7 b\u1ecb li\u1ec7t v\u00e0o danh s\u00e1ch \u0111en (IP Blacklist)<\/strong><\/h3>\n\n\n\n<p>\u0110\u00e2y l\u00e0 l\u00fd do ch\u00ednh khi\u1ebfn email g\u1eedi \u0111i b\u1ecb t\u1eeb ch\u1ed1i ho\u1eb7c r\u01a1i v\u00e0o h\u00f2m th\u01b0 Spam c\u1ee7a \u0111\u1ed1i t\u00e1c. C\u00e1c t\u1ed5 ch\u1ee9c b\u1ea3o m\u1eadt qu\u1ed1c t\u1ebf lu\u00f4n duy tr\u00ec danh s\u00e1ch \u0111en (Blacklist) \u0111\u1ec3 ch\u1eb7n nh\u1eefng \u0111\u1ecba ch\u1ec9 IP c\u00f3 l\u1ecbch s\u1eed ph\u00e1t t\u00e1n th\u01b0 r\u00e1c ho\u1eb7c ch\u1ee9a m\u00e3 \u0111\u1ed9c. N\u1ebfu IP m\u00e1y ch\u1ee7 g\u1eedi th\u01b0 c\u1ee7a doanh nghi\u1ec7p kh\u00f4ng may n\u1eb1m trong danh s\u00e1ch n\u00e0y, c\u00e1c h\u1ec7 th\u1ed1ng nh\u1eadn th\u01b0 l\u1edbn nh\u01b0 Gmail, Outlook s\u1ebd ch\u1eb7n k\u1ebft n\u1ed1i ngay l\u1eadp t\u1ee9c \u0111\u1ec3 b\u1ea3o v\u1ec7 ng\u01b0\u1eddi d\u00f9ng.<\/p>\n\n\n\n<p><span style=\"text-decoration: underline;\"><strong>C\u00e1ch kh\u1eafc ph\u1ee5c:<\/strong><\/span><\/p>\n\n\n\n<p>Tr\u01b0\u1edbc ti\u00ean, qu\u1ea3n tr\u1ecb vi\u00ean c\u1ea7n ki\u1ec3m tra \u0111\u1ed9 uy t\u00edn c\u1ee7a IP m\u00e1y ch\u1ee7 th\u00f4ng qua c\u00e1c c\u00f4ng c\u1ee5 tr\u1ef1c tuy\u1ebfn nh\u01b0 <em>MXToolbox<\/em>. N\u1ebfu ph\u00e1t hi\u1ec7n IP b\u1ecb d\u00ednh Blacklist, b\u01b0\u1edbc ti\u1ebfp theo l\u00e0 r\u00e0 so\u00e1t l\u1ea1i to\u00e0n b\u1ed9 h\u1ec7 th\u1ed1ng \u0111\u1ec3 t\u00ecm v\u00e0 x\u1eed l\u00fd ngu\u1ed3n ph\u00e1t t\u00e1n spam (th\u01b0\u1eddng do m\u1ed9t t\u00e0i kho\u1ea3n n\u00e0o \u0111\u00f3 b\u1ecb l\u1ed9 m\u1eadt kh\u1ea9u). Sau khi x\u1eed l\u00fd xong, h\u00e3y g\u1eedi y\u00eau c\u1ea7u g\u1ee1 b\u1ecf (Delist request) \u0111\u1ebfn c\u00e1c t\u1ed5 ch\u1ee9c qu\u1ea3n l\u00fd Blacklist ho\u1eb7c nh\u1edd b\u1ed9 ph\u1eadn k\u1ef9 thu\u1eadt c\u1ee7a nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 h\u1ed7 tr\u1ee3 th\u1ef1c hi\u1ec7n quy tr\u00ecnh n\u00e0y.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"700\" height=\"375\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/sua-loi-email-ten-mien-rieng-khong-nhan-mail-3.png\" alt=\"\u0110\u1ecba ch\u1ec9 IP m\u00e1y ch\u1ee7 b\u1ecb li\u1ec7t v\u00e0o danh s\u00e1ch \u0111en (IP Blacklist)\" class=\"wp-image-121927\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/sua-loi-email-ten-mien-rieng-khong-nhan-mail-3.png 700w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/sua-loi-email-ten-mien-rieng-khong-nhan-mail-3-300x161.png 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><figcaption class=\"wp-element-caption\"><strong>\u0110\u1ecba ch\u1ec9 IP m\u00e1y ch\u1ee7 b\u1ecb li\u1ec7t v\u00e0o danh s\u00e1ch \u0111en (IP Blacklist)<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<h3 id=\"Nguy\u00ean_nh\u00e2n_4:_V\u01b0\u1edbng_b\u1ed9_l\u1ecdc_th\u01b0_r\u00e1c_ho\u1eb7c_l\u1ed7i_c\u1ea5u_h\u00ecnh_chuy\u1ec3n_ti\u1ebfp_\"><a id=\"post-121914-_e6hplrwxq9kg\"><\/a><strong>Nguy\u00ean nh\u00e2n 4: V\u01b0\u1edbng b\u1ed9 l\u1ecdc th\u01b0 r\u00e1c ho\u1eb7c l\u1ed7i c\u1ea5u h\u00ecnh chuy\u1ec3n ti\u1ebfp <\/strong><\/h3>\n\n\n\n<p>\u0110\u00f4i khi th\u01b0 v\u1eabn v\u00e0o h\u1ec7 th\u1ed1ng th\u00e0nh c\u00f4ng nh\u01b0ng ng\u01b0\u1eddi d\u00f9ng l\u1ea1i kh\u00f4ng nh\u00ecn th\u1ea5y t\u1ea1i H\u1ed9p th\u01b0 \u0111\u1ebfn (Inbox). T\u00ecnh tr\u1ea1ng n\u00e0y th\u01b0\u1eddng do hai l\u00fd do:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>B\u1ed9 l\u1ecdc th\u01b0 r\u00e1c nh\u1eadn di\u1ec7n nh\u1ea7m email h\u1ee3p l\u1ec7 v\u00e0 \u0111\u1ea9y th\u01b0 sang m\u1ee5c Spam\/Junk.<\/li>\n\n\n\n<li>Ng\u01b0\u1eddi d\u00f9ng c\u00e0i \u0111\u1eb7t ch\u1ebf \u0111\u1ed9 t\u1ef1 \u0111\u1ed9ng chuy\u1ec3n ti\u1ebfp th\u01b0 (Forward) sang m\u1ed9t email kh\u00e1c nh\u01b0ng qu\u00ean t\u00edch ch\u1ecdn t\u00ednh n\u0103ng <em>\u201cL\u01b0u b\u1ea3n sao tr\u00ean m\u00e1y ch\u1ee7\u201d<\/em>. K\u1ebft qu\u1ea3 l\u00e0 th\u01b0 \u0111\u01b0\u1ee3c chuy\u1ec3n \u0111i nh\u01b0ng b\u1ea3n g\u1ed1c l\u1ea1i b\u1ecb x\u00f3a ngay l\u1eadp t\u1ee9c kh\u1ecfi h\u1ed9p th\u01b0 ch\u00ednh.<\/li>\n<\/ul>\n\n\n\n<p><strong><span style=\"text-decoration: underline;\">C\u00e1ch kh\u1eafc ph\u1ee5c:<\/span><\/strong><\/p>\n\n\n\n<p>Ng\u01b0\u1eddi d\u00f9ng c\u1ea7n ki\u1ec3m tra k\u1ef9 th\u01b0 m\u1ee5c Spam ho\u1eb7c Junk. N\u1ebfu t\u00ecm th\u1ea5y th\u01b0 quan tr\u1ecdng t\u1ea1i \u0111\u00e2y, h\u00e3y \u0111\u00e1nh d\u1ea5u l\u00e0 <em>\u201cKh\u00f4ng ph\u1ea3i Spam\u201d<\/em> (Not Spam) \u0111\u1ec3 b\u1ed9 l\u1ecdc h\u1ecdc h\u1ecfi v\u00e0 kh\u00f4ng ch\u1eb7n nh\u1ea7m trong t\u01b0\u01a1ng lai.<\/p>\n\n\n\n<p>\u0110\u1ed1i v\u1edbi v\u1ea5n \u0111\u1ec1 chuy\u1ec3n ti\u1ebfp, h\u00e3y truy c\u1eadp v\u00e0o ph\u1ea7n c\u00e0i \u0111\u1eb7t Forwarder tr\u00ean Webmail, ki\u1ec3m tra v\u00e0 \u0111\u1ea3m b\u1ea3o t\u00f9y ch\u1ecdn l\u01b0u tr\u1eef b\u1ea3n sao \u0111\u00e3 \u0111\u01b0\u1ee3c k\u00edch ho\u1ea1t \u0111\u1ec3 gi\u1eef l\u1ea1i m\u1ed9t b\u1ea3n d\u1ef1 ph\u00f2ng tr\u00ean h\u1ec7 th\u1ed1ng.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"700\" height=\"375\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/sua-loi-email-ten-mien-rieng-khong-nhan-mail-4.png\" alt=\"V\u01b0\u1edbng b\u1ed9 l\u1ecdc th\u01b0 r\u00e1c ho\u1eb7c l\u1ed7i c\u1ea5u h\u00ecnh chuy\u1ec3n ti\u1ebfp \" class=\"wp-image-121928\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/sua-loi-email-ten-mien-rieng-khong-nhan-mail-4.png 700w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/sua-loi-email-ten-mien-rieng-khong-nhan-mail-4-300x161.png 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><figcaption class=\"wp-element-caption\"><strong>V\u01b0\u1edbng b\u1ed9 l\u1ecdc th\u01b0 r\u00e1c ho\u1eb7c l\u1ed7i c\u1ea5u h\u00ecnh chuy\u1ec3n ti\u1ebfp <\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<h3 id=\"Nguy\u00ean_nh\u00e2n_5:_T\u00ean_mi\u1ec1n_h\u1ebft_h\u1ea1n_s\u1eed_d\u1ee5ng_ho\u1eb7c_b\u1ecb_kh\u00f3a_ho\u1ea1t_\u0111\u1ed9ng\"><a id=\"post-121914-_oi1lramk4nnk\"><\/a><strong>Nguy\u00ean nh\u00e2n 5: T\u00ean mi\u1ec1n h\u1ebft h\u1ea1n s\u1eed d\u1ee5ng ho\u1eb7c b\u1ecb kh\u00f3a ho\u1ea1t \u0111\u1ed9ng<\/strong><\/h3>\n\n\n\n<p>T\u00ean mi\u1ec1n l\u00e0 \u0111\u1ecba ch\u1ec9 \u0111\u1ecbnh danh c\u1ee7a h\u1ec7 th\u1ed1ng email. Khi t\u00ean mi\u1ec1n h\u1ebft h\u1ea1n m\u00e0 ch\u01b0a \u0111\u01b0\u1ee3c gia h\u1ea1n, ho\u1eb7c b\u1ecb nh\u00e0 cung c\u1ea5p kh\u00f3a do vi ph\u1ea1m ch\u00ednh s\u00e1ch, to\u00e0n b\u1ed9 c\u00e1c d\u1ecbch v\u1ee5 \u0111i k\u00e8m bao g\u1ed3m website v\u00e0 email \u0111\u1ec1u s\u1ebd ng\u01b0ng ho\u1ea1t \u0111\u1ed9ng. Ng\u01b0\u1eddi g\u1eedi th\u01b0 \u0111\u1ebfn s\u1ebd nh\u1eadn \u0111\u01b0\u1ee3c b\u00e1o l\u1ed7i <em>\u201cDomain not found\u201d<\/em> (Kh\u00f4ng t\u00ecm th\u1ea5y t\u00ean mi\u1ec1n).<\/p>\n\n\n\n<p><strong><span style=\"text-decoration: underline;\">C\u00e1ch kh\u1eafc ph\u1ee5c:<\/span><\/strong><\/p>\n\n\n\n<p>Gi\u1ea3i ph\u00e1p duy nh\u1ea5t trong tr\u01b0\u1eddng h\u1ee3p n\u00e0y l\u00e0 ki\u1ec3m tra ngay tr\u1ea1ng th\u00e1i t\u00ean mi\u1ec1n (th\u00f4ng qua c\u00f4ng c\u1ee5 Whois ho\u1eb7c trang qu\u1ea3n tr\u1ecb). N\u1ebfu t\u00ean mi\u1ec1n \u0111\u00e3 h\u1ebft h\u1ea1n, ch\u1ee7 s\u1edf h\u1eefu c\u1ea7n ti\u1ebfn h\u00e0nh thanh to\u00e1n ph\u00ed gia h\u1ea1n c\u00e0ng s\u1edbm c\u00e0ng t\u1ed1t \u0111\u1ec3 nh\u00e0 cung c\u1ea5p k\u00edch ho\u1ea1t l\u1ea1i d\u1ecbch v\u1ee5.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"700\" height=\"375\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/sua-loi-email-ten-mien-rieng-khong-nhan-mail-5.png\" alt=\"T\u00ean mi\u1ec1n h\u1ebft h\u1ea1n s\u1eed d\u1ee5ng ho\u1eb7c b\u1ecb kh\u00f3a ho\u1ea1t \u0111\u1ed9ng\" class=\"wp-image-121929\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/sua-loi-email-ten-mien-rieng-khong-nhan-mail-5.png 700w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/sua-loi-email-ten-mien-rieng-khong-nhan-mail-5-300x161.png 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><figcaption class=\"wp-element-caption\"><strong>T\u00ean mi\u1ec1n h\u1ebft h\u1ea1n s\u1eed d\u1ee5ng ho\u1eb7c b\u1ecb kh\u00f3a ho\u1ea1t \u0111\u1ed9ng<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<h3 id=\"Nguy\u00ean_nh\u00e2n_6:_Sai_s\u00f3t_th\u00f4ng_s\u1ed1_c\u00e0i_\u0111\u1eb7t_tr\u00ean_\u1ee9ng_d\u1ee5ng_qu\u1ea3n_l\u00fd_th\u01b0_(Email_Client)\"><a id=\"post-121914-_i61ohjtunlhz\"><\/a><strong>Nguy\u00ean nh\u00e2n 6: Sai s\u00f3t th\u00f4ng s\u1ed1 c\u00e0i \u0111\u1eb7t tr\u00ean \u1ee9ng d\u1ee5ng qu\u1ea3n l\u00fd th\u01b0 (Email Client)<\/strong><\/h3>\n\n\n\n<p>Nhi\u1ec1u tr\u01b0\u1eddng h\u1ee3p ng\u01b0\u1eddi d\u00f9ng kh\u00f4ng nh\u1eadn \u0111\u01b0\u1ee3c th\u01b0 tr\u00ean <a href=\"https:\/\/outlook.live.com\/mail\/0\/\" target=\"_blank\" data-type=\"link\" data-id=\"https:\/\/outlook.live.com\/mail\/0\/\" rel=\"noreferrer noopener nofollow\">Outlook<\/a>, <a href=\"https:\/\/www.thunderbird.net\/vi\/\" target=\"_blank\" data-type=\"link\" data-id=\"https:\/\/www.thunderbird.net\/vi\/\" rel=\"noreferrer noopener nofollow\">Thunderbird<\/a> hay \u1ee9ng d\u1ee5ng Mail tr\u00ean \u0111i\u1ec7n tho\u1ea1i, nh\u01b0ng khi ki\u1ec3m tra tr\u00ean Webmail th\u00ec th\u01b0 v\u1eabn v\u1ec1 \u0111\u1ea7y \u0111\u1ee7. \u0110i\u1ec1u n\u00e0y kh\u1eb3ng \u0111\u1ecbnh m\u00e1y ch\u1ee7 ho\u1ea1t \u0111\u1ed9ng t\u1ed1t, l\u1ed7i n\u1eb1m \u1edf vi\u1ec7c c\u1ea5u h\u00ecnh sai th\u00f4ng s\u1ed1 k\u1ebft n\u1ed1i tr\u00ean thi\u1ebft b\u1ecb c\u00e1 nh\u00e2n (sai c\u1ed5ng Port, sai giao th\u1ee9c SSL\/TLS ho\u1eb7c ch\u1ecdn nh\u1ea7m gi\u1eefa IMAP v\u00e0 POP3).<\/p>\n\n\n\n<p><strong><span style=\"text-decoration: underline;\">C\u00e1ch kh\u1eafc ph\u1ee5c:<\/span><\/strong><\/p>\n\n\n\n<p>Ng\u01b0\u1eddi d\u00f9ng c\u1ea7n \u0111\u1ed1i chi\u1ebfu l\u1ea1i th\u00f4ng s\u1ed1 c\u00e0i \u0111\u1eb7t tr\u00ean \u1ee9ng d\u1ee5ng v\u1edbi t\u00e0i li\u1ec7u h\u01b0\u1edbng d\u1eabn chu\u1ea9n c\u1ee7a nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5. M\u1ed9t m\u1eb9o nh\u1ecf l\u00e0 h\u00e3y x\u00f3a t\u00e0i kho\u1ea3n b\u1ecb l\u1ed7i tr\u00ean \u1ee9ng d\u1ee5ng v\u00e0 ti\u1ebfn h\u00e0nh c\u00e0i \u0111\u1eb7t l\u1ea1i t\u1eeb \u0111\u1ea7u, \u0111\u1ea3m b\u1ea3o nh\u1eadp ch\u00ednh x\u00e1c t\u1eebng th\u00f4ng s\u1ed1 v\u1ec1 m\u00e1y ch\u1ee7 nh\u1eadn (Incoming Server) v\u00e0 m\u00e1y ch\u1ee7 g\u1eedi (Outgoing Server). N\u1ebfu kh\u00f4ng am hi\u1ec3u v\u1ec1 k\u1ef9 thu\u1eadt, vi\u1ec7c s\u1eed d\u1ee5ng tr\u1ef1c ti\u1ebfp Webmail trong th\u1eddi gian ch\u1edd h\u1ed7 tr\u1ee3 l\u00e0 m\u1ed9t gi\u1ea3i ph\u00e1p thay th\u1ebf hi\u1ec7u qu\u1ea3.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"700\" height=\"375\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/sua-loi-email-ten-mien-rieng-khong-nhan-mail-6.png\" alt=\"\" class=\"wp-image-121930\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/sua-loi-email-ten-mien-rieng-khong-nhan-mail-6.png 700w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/sua-loi-email-ten-mien-rieng-khong-nhan-mail-6-300x161.png 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><\/figure>\n<\/div>\n\n\n<h3 id=\"K\u1ebft_lu\u1eadn\">K\u1ebft lu\u1eadn<\/h3>\n\n\n\n<p>H\u1ec7 th\u1ed1ng email ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh l\u00e0 n\u1ec1n t\u1ea3ng c\u1ed1t l\u00f5i gi\u00fap doanh nghi\u1ec7p duy tr\u00ec s\u1ef1 chuy\u00ean nghi\u1ec7p v\u00e0 m\u1ea1ch l\u1ea1c trong m\u1ecdi giao d\u1ecbch th\u01b0\u01a1ng m\u1ea1i. Vi\u1ec7c email t\u00ean mi\u1ec1n ri\u00eang g\u1eb7p s\u1ef1 c\u1ed1 gi\u00e1n \u0111o\u1ea1n, \u0111\u1eb7c bi\u1ec7t l\u00e0 l\u1ed7i kh\u00f4ng nh\u1eadn \u0111\u01b0\u1ee3c th\u01b0, th\u01b0\u1eddng xu\u1ea5t ph\u00e1t t\u1eeb nh\u1eefng thay \u0111\u1ed5i nh\u1ecf trong c\u1ea5u h\u00ecnh k\u1ef9 thu\u1eadt ho\u1eb7c s\u01a1 su\u1ea5t trong qu\u1ea3n l\u00fd t\u00e0i nguy\u00ean l\u01b0u tr\u1eef.<\/p>\n\n\n\n<p>Hy v\u1ecdng qua c\u00e1c b\u01b0\u1edbc h\u01b0\u1edbng d\u1eabn ki\u1ec3m tra v\u00e0 kh\u1eafc ph\u1ee5c chi ti\u1ebft ph\u00eda tr\u00ean, b\u1ea1n \u0111\u00e3 c\u00f3 th\u1ec3 t\u1ef1 m\u00ecnh ch\u1ea9n \u0111o\u00e1n v\u00e0 x\u1eed l\u00fd tri\u1ec7t \u0111\u1ec3 c\u00e1c v\u1ea5n \u0111\u1ec1 \u0111ang g\u1eb7p ph\u1ea3i. Ch\u00fac b\u1ea1n th\u00e0nh c\u00f4ng!<\/p>\n\n\n\n<h2 id=\"Nh\u1eefng_c\u00e2u_h\u1ecfi_th\u01b0\u1eddng_g\u1eb7p\"><a id=\"post-121914-_klg0a741jllr\"><\/a>Nh\u1eefng c\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/h2>\n\n\n\t\t<section\t\thelp class=\"sc_fs_faq sc_card    \"\n\t\t\t\t>\n\t\t\t\t<h2 id=\"T\u00f4i_\u0111\u00e3_c\u1ea5u_h\u00ecnh_DNS_\u0111\u1ea7y_\u0111\u1ee7_nh\u01b0ng_v\u1eabn_ch\u01b0a_nh\u1eadn_\u0111\u01b0\u1ee3c_email?_\">T\u00f4i \u0111\u00e3 c\u1ea5u h\u00ecnh DNS \u0111\u1ea7y \u0111\u1ee7 nh\u01b0ng v\u1eabn ch\u01b0a nh\u1eadn \u0111\u01b0\u1ee3c email? <\/h2>\t\t\t\t<div>\n\t\t\t\t\t\t<div class=\"sc_fs_faq__content\">\n\t\t\t\t\n\n<p>Sau khi c\u1eadp nh\u1eadt b\u1ea3n ghi MX ho\u1eb7c TXT, h\u1ec7 th\u1ed1ng m\u00e1y ch\u1ee7 to\u00e0n c\u1ea7u c\u1ea7n m\u1ed9t kho\u1ea3ng th\u1eddi gian \u0111\u1ec3 \u0111\u1ed3ng b\u1ed9 d\u1eef li\u1ec7u (g\u1ecdi l\u00e0 th\u1eddi gian lan truy\u1ec1n DNS). Qu\u00e1 tr\u00ecnh n\u00e0y th\u01b0\u1eddng di\u1ec5n ra trong v\u00f2ng 15 ph\u00fat \u0111\u1ebfn 4 gi\u1edd, nh\u01b0ng \u0111\u00f4i khi c\u00f3 th\u1ec3 k\u00e9o d\u00e0i t\u1edbi 24 gi\u1edd t\u00f9y thu\u1ed9c v\u00e0o nh\u00e0 cung c\u1ea5p m\u1ea1ng. H\u00e3y ki\u00ean nh\u1eabn ch\u1edd \u0111\u1ee3i v\u00e0 ki\u1ec3m tra l\u1ea1i v\u00e0o ng\u00e0y h\u00f4m sau.<\/p>\n\n\t\t\t<\/div>\n\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section\t\thelp class=\"sc_fs_faq sc_card    \"\n\t\t\t\t>\n\t\t\t\t<h2 id=\"T\u1ea1i_sao_th\u01b0_t\u00f4i_g\u1eedi_\u0111i_b\u1ecb_r\u01a1i_v\u00e0o_m\u1ee5c_Spam_c\u1ee7a_\u0111\u1ed1i_t\u00e1c?_\">T\u1ea1i sao th\u01b0 t\u00f4i g\u1eedi \u0111i b\u1ecb r\u01a1i v\u00e0o m\u1ee5c Spam c\u1ee7a \u0111\u1ed1i t\u00e1c? <\/h2>\t\t\t\t<div>\n\t\t\t\t\t\t<div class=\"sc_fs_faq__content\">\n\t\t\t\t\n\n<p>Hi\u1ec7n t\u01b0\u1ee3ng n\u00e0y th\u01b0\u1eddng x\u1ea3y ra do t\u00ean mi\u1ec1n thi\u1ebfu c\u00e1c b\u1ea3n ghi x\u00e1c th\u1ef1c danh t\u00ednh nh\u01b0 SPF, DKIM v\u00e0 DMARC. Ngo\u00e0i ra, n\u1ed9i dung th\u01b0 ch\u1ee9a qu\u00e1 nhi\u1ec1u t\u1eeb kh\u00f3a qu\u1ea3ng c\u00e1o, link l\u1ea1 ho\u1eb7c \u0111\u1ecba ch\u1ec9 IP m\u00e1y ch\u1ee7 g\u1eedi th\u01b0 c\u00f3 \u0111\u1ed9 uy t\u00edn th\u1ea5p c\u0169ng l\u00e0 nh\u1eefng nguy\u00ean nh\u00e2n ch\u00ednh. H\u00e3y li\u00ean h\u1ec7 b\u1ed9 ph\u1eadn k\u1ef9 thu\u1eadt \u0111\u1ec3 \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3 ki\u1ec3m tra &#8220;s\u1ee9c kh\u1ecfe&#8221; c\u1ee7a \u0111\u1ecba ch\u1ec9 IP.<\/p>\n\n\t\t\t<\/div>\n\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section\t\thelp class=\"sc_fs_faq sc_card    \"\n\t\t\t\t>\n\t\t\t\t<h2 id=\"H\u1ed9p_th\u01b0_b\u00e1o_\u0111\u1ea7y_dung_l\u01b0\u1ee3ng_nh\u01b0ng_t\u00f4i_kh\u00f4ng_mu\u1ed1n_x\u00f3a_th\u01b0_c\u0169_th\u00ec_ph\u1ea3i_l\u00e0m_sao?_\">H\u1ed9p th\u01b0 b\u00e1o \u0111\u1ea7y dung l\u01b0\u1ee3ng nh\u01b0ng t\u00f4i kh\u00f4ng mu\u1ed1n x\u00f3a th\u01b0 c\u0169 th\u00ec ph\u1ea3i l\u00e0m sao? <\/h2>\t\t\t\t<div>\n\t\t\t\t\t\t<div class=\"sc_fs_faq__content\">\n\t\t\t\t\n\n<p>N\u1ebfu kh\u00f4ng th\u1ec3 x\u00f3a b\u1edbt d\u1eef li\u1ec7u, gi\u1ea3i ph\u00e1p duy nh\u1ea5t l\u00e0 n\u00e2ng c\u1ea5p g\u00f3i d\u1ecbch v\u1ee5 email l\u00ean m\u1ee9c dung l\u01b0\u1ee3ng cao h\u01a1n. B\u1ea1n c\u00f3 th\u1ec3 li\u00ean h\u1ec7 nh\u00e0 cung c\u1ea5p \u0111\u1ec3 mua th\u00eam dung l\u01b0\u1ee3ng cho ri\u00eang t\u00e0i kho\u1ea3n \u0111\u00f3.<\/p>\n\n\t\t\t<\/div>\n\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section\t\thelp class=\"sc_fs_faq sc_card    \"\n\t\t\t\t>\n\t\t\t\t<h2 id=\"T\u00ean_mi\u1ec1n_h\u1ebft_h\u1ea1n_bao_l\u00e2u_th\u00ec_d\u1ecbch_v\u1ee5_email_ng\u1eebng_ho\u1ea1t_\u0111\u1ed9ng?_\">T\u00ean mi\u1ec1n h\u1ebft h\u1ea1n bao l\u00e2u th\u00ec d\u1ecbch v\u1ee5 email ng\u1eebng ho\u1ea1t \u0111\u1ed9ng? <\/h2>\t\t\t\t<div>\n\t\t\t\t\t\t<div class=\"sc_fs_faq__content\">\n\t\t\t\t\n\n<p>Ngay t\u1ea1i th\u1eddi \u0111i\u1ec3m t\u00ean mi\u1ec1n h\u1ebft h\u1ea1n, to\u00e0n b\u1ed9 d\u1ecbch v\u1ee5 \u0111i k\u00e8m nh\u01b0 Website v\u00e0 Email s\u1ebd ng\u1eebng ho\u1ea1t \u0111\u1ed9ng ngay l\u1eadp t\u1ee9c. C\u00e1c email g\u1eedi \u0111\u1ebfn trong th\u1eddi gian n\u00e0y s\u1ebd b\u1ecb tr\u1ea3 l\u1ea1i ng\u01b0\u1eddi g\u1eedi. Do \u0111\u00f3, vi\u1ec7c gia h\u1ea1n t\u00ean mi\u1ec1n \u0111\u00fang h\u1ea1n l\u00e0 v\u00f4 c\u00f9ng quan tr\u1ecdng.<\/p>\n\n\t\t\t<\/div>\n\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section\t\thelp class=\"sc_fs_faq sc_card    \"\n\t\t\t\t>\n\t\t\t\t<h2 id=\"T\u00f4i_c\u00f3_th\u1ec3_kh\u00f4i_ph\u1ee5c_l\u1ea1i_c\u00e1c_email_b\u1ecb_m\u1ea5t_trong_th\u1eddi_gian_l\u1ed7i_DNS_kh\u00f4ng?\">T\u00f4i c\u00f3 th\u1ec3 kh\u00f4i ph\u1ee5c l\u1ea1i c\u00e1c email b\u1ecb m\u1ea5t trong th\u1eddi gian l\u1ed7i DNS kh\u00f4ng?<\/h2>\t\t\t\t<div>\n\t\t\t\t\t\t<div class=\"sc_fs_faq__content\">\n\t\t\t\t\n\n<p>Th\u01b0\u1eddng l\u00e0 kh\u00f4ng. Khi c\u1ea5u h\u00ecnh DNS sai ho\u1eb7c t\u00ean mi\u1ec1n b\u1ecb l\u1ed7i, m\u00e1y ch\u1ee7 g\u1eedi th\u01b0 s\u1ebd kh\u00f4ng t\u00ecm th\u1ea5y \u0111\u00edch \u0111\u1ebfn v\u00e0 s\u1ebd tr\u1ea3 th\u01b0 l\u1ea1i cho ng\u01b0\u1eddi g\u1eedi sau m\u1ed9t kho\u1ea3ng th\u1eddi gian ch\u1edd (th\u01b0\u1eddng l\u00e0 48 gi\u1edd). C\u00e1c email n\u00e0y kh\u00f4ng bao gi\u1edd \u0111\u1ebfn \u0111\u01b0\u1ee3c m\u00e1y ch\u1ee7 c\u1ee7a b\u1ea1n n\u00ean kh\u00f4ng th\u1ec3 kh\u00f4i ph\u1ee5c.<\/p>\n\n\t\t\t<\/div>\n\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section\t\thelp class=\"sc_fs_faq sc_card    \"\n\t\t\t\t>\n\t\t\t\t<h2 id=\"Khi_c\u1ea7n_nh\u1edd_k\u1ef9_thu\u1eadt_vi\u00ean_h\u1ed7_tr\u1ee3,_t\u00f4i_c\u1ea7n_cung_c\u1ea5p_th\u00f4ng_tin_g\u00ec?\">Khi c\u1ea7n nh\u1edd k\u1ef9 thu\u1eadt vi\u00ean h\u1ed7 tr\u1ee3, t\u00f4i c\u1ea7n cung c\u1ea5p th\u00f4ng tin g\u00ec?<\/h2>\t\t\t\t<div>\n\t\t\t\t\t\t<div class=\"sc_fs_faq__content\">\n\t\t\t\t\n\n<p>\u0110\u1ec3 qu\u00e1 tr\u00ecnh x\u1eed l\u00fd di\u1ec5n ra nhanh ch\u00f3ng, b\u1ea1n h\u00e3y cung c\u1ea5p:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u1ea2nh ch\u1ee5p m\u00e0n h\u00ecnh c\u1ea5u h\u00ecnh c\u00e0i \u0111\u1eb7t tr\u00ean Outlook\/\u0111i\u1ec7n tho\u1ea1i (n\u1ebfu l\u1ed7i x\u1ea3y ra tr\u00ean thi\u1ebft b\u1ecb).<\/li>\n\n\n\n<li>T\u00ean mi\u1ec1n v\u00e0 \u0111\u1ecba ch\u1ec9 email b\u1ecb l\u1ed7i.<\/li>\n\n\n\n<li>M\u00f4 t\u1ea3 chi ti\u1ebft hi\u1ec7n t\u01b0\u1ee3ng (g\u1eedi l\u1ed7i, nh\u1eadn l\u1ed7i hay c\u1ea3 hai).<\/li>\n\n\n\n<li>H\u00ecnh \u1ea3nh th\u00f4ng b\u00e1o l\u1ed7i tr\u1ea3 v\u1ec1 n\u1ebfu c\u00f3.<\/li>\n<\/ul>\n\n\t\t\t<\/div>\n\t\t<\/div>\n\t\t<\/section>\n\t\t\n<script type=\"application\/ld+json\">\n\t{\n\t\t\"@context\": \"https:\/\/schema.org\",\n\t\t\"@type\": \"FAQPage\",\n\t\t\"mainEntity\": [\n\t\t\t\t\t{\n\t\t\t\t\"@type\": \"Question\",\n\t\t\t\t\"name\": \"T\u00f4i \u0111\u00e3 c\u1ea5u h\u00ecnh DNS \u0111\u1ea7y \u0111\u1ee7 nh\u01b0ng v\u1eabn ch\u01b0a nh\u1eadn \u0111\u01b0\u1ee3c email? \",\n\t\t\t\t\"acceptedAnswer\": {\n\t\t\t\t\t\"@type\": \"Answer\",\n\t\t\t\t\t\"text\": \"<p>Sau khi c\u1eadp nh\u1eadt b\u1ea3n ghi MX ho\u1eb7c TXT, h\u1ec7 th\u1ed1ng m\u00e1y ch\u1ee7 to\u00e0n c\u1ea7u c\u1ea7n m\u1ed9t kho\u1ea3ng th\u1eddi gian \u0111\u1ec3 \u0111\u1ed3ng b\u1ed9 d\u1eef li\u1ec7u (g\u1ecdi l\u00e0 th\u1eddi gian lan truy\u1ec1n DNS). Qu\u00e1 tr\u00ecnh n\u00e0y th\u01b0\u1eddng di\u1ec5n ra trong v\u00f2ng 15 ph\u00fat \u0111\u1ebfn 4 gi\u1edd, nh\u01b0ng \u0111\u00f4i khi c\u00f3 th\u1ec3 k\u00e9o d\u00e0i t\u1edbi 24 gi\u1edd t\u00f9y thu\u1ed9c v\u00e0o nh\u00e0 cung c\u1ea5p m\u1ea1ng. H\u00e3y ki\u00ean nh\u1eabn ch\u1edd \u0111\u1ee3i v\u00e0 ki\u1ec3m tra l\u1ea1i v\u00e0o ng\u00e0y h\u00f4m sau.<\/p>\"\n\t\t\t\t\t\t\t\t\t}\n\t\t\t}\n\t\t\t,\t\t\t\t{\n\t\t\t\t\"@type\": \"Question\",\n\t\t\t\t\"name\": \"T\u1ea1i sao th\u01b0 t\u00f4i g\u1eedi \u0111i b\u1ecb r\u01a1i v\u00e0o m\u1ee5c Spam c\u1ee7a \u0111\u1ed1i t\u00e1c? \",\n\t\t\t\t\"acceptedAnswer\": {\n\t\t\t\t\t\"@type\": \"Answer\",\n\t\t\t\t\t\"text\": \"<p>Hi\u1ec7n t\u01b0\u1ee3ng n\u00e0y th\u01b0\u1eddng x\u1ea3y ra do t\u00ean mi\u1ec1n thi\u1ebfu c\u00e1c b\u1ea3n ghi x\u00e1c th\u1ef1c danh t\u00ednh nh\u01b0 SPF, DKIM v\u00e0 DMARC. Ngo\u00e0i ra, n\u1ed9i dung th\u01b0 ch\u1ee9a qu\u00e1 nhi\u1ec1u t\u1eeb kh\u00f3a qu\u1ea3ng c\u00e1o, link l\u1ea1 ho\u1eb7c \u0111\u1ecba ch\u1ec9 IP m\u00e1y ch\u1ee7 g\u1eedi th\u01b0 c\u00f3 \u0111\u1ed9 uy t\u00edn th\u1ea5p c\u0169ng l\u00e0 nh\u1eefng nguy\u00ean nh\u00e2n ch\u00ednh. H\u00e3y li\u00ean h\u1ec7 b\u1ed9 ph\u1eadn k\u1ef9 thu\u1eadt \u0111\u1ec3 \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3 ki\u1ec3m tra \\\"s\u1ee9c kh\u1ecfe\\\" c\u1ee7a \u0111\u1ecba ch\u1ec9 IP.<\/p>\"\n\t\t\t\t\t\t\t\t\t}\n\t\t\t}\n\t\t\t,\t\t\t\t{\n\t\t\t\t\"@type\": \"Question\",\n\t\t\t\t\"name\": \"H\u1ed9p th\u01b0 b\u00e1o \u0111\u1ea7y dung l\u01b0\u1ee3ng nh\u01b0ng t\u00f4i kh\u00f4ng mu\u1ed1n x\u00f3a th\u01b0 c\u0169 th\u00ec ph\u1ea3i l\u00e0m sao? \",\n\t\t\t\t\"acceptedAnswer\": {\n\t\t\t\t\t\"@type\": \"Answer\",\n\t\t\t\t\t\"text\": \"<p>N\u1ebfu kh\u00f4ng th\u1ec3 x\u00f3a b\u1edbt d\u1eef li\u1ec7u, gi\u1ea3i ph\u00e1p duy nh\u1ea5t l\u00e0 n\u00e2ng c\u1ea5p g\u00f3i d\u1ecbch v\u1ee5 email l\u00ean m\u1ee9c dung l\u01b0\u1ee3ng cao h\u01a1n. B\u1ea1n c\u00f3 th\u1ec3 li\u00ean h\u1ec7 nh\u00e0 cung c\u1ea5p \u0111\u1ec3 mua th\u00eam dung l\u01b0\u1ee3ng cho ri\u00eang t\u00e0i kho\u1ea3n \u0111\u00f3.<\/p>\"\n\t\t\t\t\t\t\t\t\t}\n\t\t\t}\n\t\t\t,\t\t\t\t{\n\t\t\t\t\"@type\": \"Question\",\n\t\t\t\t\"name\": \"T\u00ean mi\u1ec1n h\u1ebft h\u1ea1n bao l\u00e2u th\u00ec d\u1ecbch v\u1ee5 email ng\u1eebng ho\u1ea1t \u0111\u1ed9ng? \",\n\t\t\t\t\"acceptedAnswer\": {\n\t\t\t\t\t\"@type\": \"Answer\",\n\t\t\t\t\t\"text\": \"<p>Ngay t\u1ea1i th\u1eddi \u0111i\u1ec3m t\u00ean mi\u1ec1n h\u1ebft h\u1ea1n, to\u00e0n b\u1ed9 d\u1ecbch v\u1ee5 \u0111i k\u00e8m nh\u01b0 Website v\u00e0 Email s\u1ebd ng\u1eebng ho\u1ea1t \u0111\u1ed9ng ngay l\u1eadp t\u1ee9c. C\u00e1c email g\u1eedi \u0111\u1ebfn trong th\u1eddi gian n\u00e0y s\u1ebd b\u1ecb tr\u1ea3 l\u1ea1i ng\u01b0\u1eddi g\u1eedi. Do \u0111\u00f3, vi\u1ec7c gia h\u1ea1n t\u00ean mi\u1ec1n \u0111\u00fang h\u1ea1n l\u00e0 v\u00f4 c\u00f9ng quan tr\u1ecdng.<\/p>\"\n\t\t\t\t\t\t\t\t\t}\n\t\t\t}\n\t\t\t,\t\t\t\t{\n\t\t\t\t\"@type\": \"Question\",\n\t\t\t\t\"name\": \"T\u00f4i c\u00f3 th\u1ec3 kh\u00f4i ph\u1ee5c l\u1ea1i c\u00e1c email b\u1ecb m\u1ea5t trong th\u1eddi gian l\u1ed7i DNS kh\u00f4ng?\",\n\t\t\t\t\"acceptedAnswer\": {\n\t\t\t\t\t\"@type\": \"Answer\",\n\t\t\t\t\t\"text\": \"<p>Th\u01b0\u1eddng l\u00e0 kh\u00f4ng. Khi c\u1ea5u h\u00ecnh DNS sai ho\u1eb7c t\u00ean mi\u1ec1n b\u1ecb l\u1ed7i, m\u00e1y ch\u1ee7 g\u1eedi th\u01b0 s\u1ebd kh\u00f4ng t\u00ecm th\u1ea5y \u0111\u00edch \u0111\u1ebfn v\u00e0 s\u1ebd tr\u1ea3 th\u01b0 l\u1ea1i cho ng\u01b0\u1eddi g\u1eedi sau m\u1ed9t kho\u1ea3ng th\u1eddi gian ch\u1edd (th\u01b0\u1eddng l\u00e0 48 gi\u1edd). C\u00e1c email n\u00e0y kh\u00f4ng bao gi\u1edd \u0111\u1ebfn \u0111\u01b0\u1ee3c m\u00e1y ch\u1ee7 c\u1ee7a b\u1ea1n n\u00ean kh\u00f4ng th\u1ec3 kh\u00f4i ph\u1ee5c.<\/p>\"\n\t\t\t\t\t\t\t\t\t}\n\t\t\t}\n\t\t\t,\t\t\t\t{\n\t\t\t\t\"@type\": \"Question\",\n\t\t\t\t\"name\": \"Khi c\u1ea7n nh\u1edd k\u1ef9 thu\u1eadt vi\u00ean h\u1ed7 tr\u1ee3, t\u00f4i c\u1ea7n cung c\u1ea5p th\u00f4ng tin g\u00ec?\",\n\t\t\t\t\"acceptedAnswer\": {\n\t\t\t\t\t\"@type\": \"Answer\",\n\t\t\t\t\t\"text\": \"<p>\u0110\u1ec3 qu\u00e1 tr\u00ecnh x\u1eed l\u00fd di\u1ec5n ra nhanh ch\u00f3ng, b\u1ea1n h\u00e3y cung c\u1ea5p:<\/p><ul><li>\u1ea2nh ch\u1ee5p m\u00e0n h\u00ecnh c\u1ea5u h\u00ecnh c\u00e0i \u0111\u1eb7t tr\u00ean Outlook\/\u0111i\u1ec7n tho\u1ea1i (n\u1ebfu l\u1ed7i x\u1ea3y ra tr\u00ean thi\u1ebft b\u1ecb).<\/li><li>T\u00ean mi\u1ec1n v\u00e0 \u0111\u1ecba ch\u1ec9 email b\u1ecb l\u1ed7i.<\/li><li>M\u00f4 t\u1ea3 chi ti\u1ebft hi\u1ec7n t\u01b0\u1ee3ng (g\u1eedi l\u1ed7i, nh\u1eadn l\u1ed7i hay c\u1ea3 hai).<\/li><li>H\u00ecnh \u1ea3nh th\u00f4ng b\u00e1o l\u1ed7i tr\u1ea3 v\u1ec1 n\u1ebfu c\u00f3.<\/li><\/ul>\"\n\t\t\t\t\t\t\t\t\t}\n\t\t\t}\n\t\t\t\t\t\t]\n\t}\n<\/script>\n","protected":false},"excerpt":{"rendered":"<p>Email t\u00ean mi\u1ec1n ri\u00eang l\u00e0 &#8220;huy\u1ebft m\u1ea1ch&#8221; th\u00f4ng tin c\u1ee7a doanh nghi\u1ec7p, do \u0111\u00f3 vi\u1ec7c h\u1ec7 th\u1ed1ng \u0111\u1ed9t ng\u1ed9t ng\u1eebng nh\u1eadn th\u01b0 \u0111\u1ebfn s\u1ebd g\u00e2y ra nh\u1eefng gi\u00e1n \u0111o\u1ea1n nghi\u00eam tr\u1ecdng trong c\u00f4ng vi\u1ec7c kinh doanh. D\u00f9 b\u1ea1n \u0111ang s\u1eed d\u1ee5ng d\u1ecbch v\u1ee5 \u1ed5n \u0111\u1ecbnh, t\u00ecnh tr\u1ea1ng n\u00e0y v\u1eabn c\u00f3 th\u1ec3 x\u1ea3y ra do nhi\u1ec1u [&hellip;]<\/p>\n","protected":false},"author":23,"featured_media":121931,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6522],"tags":[7482],"class_list":["post-121914","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ten-mien-email","tag-email-ten-mien-rieng"],"_links":{"self":[{"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/posts\/121914","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/users\/23"}],"replies":[{"embeddable":true,"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/comments?post=121914"}],"version-history":[{"count":2,"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/posts\/121914\/revisions"}],"predecessor-version":[{"id":121933,"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/posts\/121914\/revisions\/121933"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/media\/121931"}],"wp:attachment":[{"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/media?parent=121914"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/categories?post=121914"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/tags?post=121914"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}