{"id":121710,"date":"2025-12-18T15:00:00","date_gmt":"2025-12-18T08:00:00","guid":{"rendered":"https:\/\/tino.vn\/blog\/?p=121710"},"modified":"2025-12-18T14:13:32","modified_gmt":"2025-12-18T07:13:32","slug":"cau-hinh-email-ten-mien-rieng-tren-cloudflare","status":"publish","type":"post","link":"https:\/\/tino.vn\/blog\/cau-hinh-email-ten-mien-rieng-tren-cloudflare\/","title":{"rendered":"H\u01b0\u1edbng d\u1eabn c\u1ea5u h\u00ecnh email t\u00ean mi\u1ec1n ri\u00eang tr\u00ean Cloudflare A-Z"},"content":{"rendered":"\n<p><strong>Khi s\u1eed d\u1ee5ng <a href=\"https:\/\/tino.vn\/blog\/cloudflare-la-gi\/\" target=\"_blank\" data-type=\"post\" data-id=\"15585\" rel=\"noreferrer noopener\">Cloudflare<\/a> l\u00e0m trung gian qu\u1ea3n l\u00fd t\u00ean mi\u1ec1n, vi\u1ec7c thi\u1ebft l\u1eadp ch\u00ednh x\u00e1c c\u00e1c b\u1ea3n ghi DNS cho d\u1ecbch v\u1ee5 email l\u00e0 b\u01b0\u1edbc k\u1ef9 thu\u1eadt b\u1eaft bu\u1ed9c \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o lu\u1ed3ng th\u01b0 t\u1eeb \u0111\u01b0\u1ee3c g\u1eedi v\u00e0 nh\u1eadn th\u00f4ng su\u1ed1t. M\u1ed9t h\u1ec7 th\u1ed1ng <a href=\"https:\/\/tino.vn\/blog\/dns-la-gi\/\" target=\"_blank\" data-type=\"post\" data-id=\"236\" rel=\"noreferrer noopener\">DNS<\/a> \u0111\u01b0\u1ee3c c\u1ea5u h\u00ecnh sai l\u1ec7ch kh\u00f4ng ch\u1ec9 khi\u1ebfn email kh\u00e1ch h\u00e0ng g\u1eedi \u0111\u1ebfn b\u1ecb th\u1ea5t l\u1ea1c m\u00e0 c\u00f2n l\u00e0m cho th\u01b0 doanh nghi\u1ec7p g\u1eedi \u0111i d\u1ec5 d\u00e0ng r\u01a1i v\u00e0o h\u00f2m Spam (th\u01b0 r\u00e1c), g\u00e2y \u1ea3nh h\u01b0\u1edfng nghi\u00eam tr\u1ecdng \u0111\u1ebfn uy t\u00edn th\u01b0\u01a1ng hi\u1ec7u. C\u00f9ng Tino t\u00ecm hi\u1ec3u c\u00e1ch c\u1ea5u h\u00ecnh email t\u00ean mi\u1ec1n ri\u00eang tr\u00ean Cloudflare qua b\u00e0i vi\u1ebft d\u01b0\u1edbi \u0111\u00e2y nh\u00e9!<\/strong><\/p>\n\n\n\n<h2 id=\"T\u1ea7m_quan_tr\u1ecdng_c\u1ee7a_vi\u1ec7c_t\u00e1ch_bi\u1ec7t_l\u01b0u_l\u01b0\u1ee3ng_web_v\u00e0_email\"><a id=\"post-121710-_nup2tz4sm3xu\"><\/a><strong>T\u1ea7m quan tr\u1ecdng c\u1ee7a vi\u1ec7c t\u00e1ch bi\u1ec7t l\u01b0u l\u01b0\u1ee3ng web v\u00e0 email<\/strong><\/h2>\n\n\n\n<h3 id=\"Ng\u0103n_ch\u1eb7n_l\u1ed9_IP_g\u1ed1c_v\u00e0_b\u1ea3o_v\u1ec7_ch\u1ed1ng_DDoS_\"><a id=\"post-121710-_9oxxtirjpw2x\"><\/a><strong>Ng\u0103n ch\u1eb7n l\u1ed9 IP g\u1ed1c v\u00e0 b\u1ea3o v\u1ec7 ch\u1ed1ng DDoS <\/strong><\/h3>\n\n\n\n<p>Cloudflare b\u1ea3o v\u1ec7 website b\u1eb1ng c\u00e1ch \u1ea9n \u0111\u1ecba ch\u1ec9 IP th\u1ef1c c\u1ee7a m\u00e1y ch\u1ee7 (<a href=\"https:\/\/tino.vn\/?php=1596\" target=\"_blank\" data-type=\"link\" data-id=\"https:\/\/tino.vn\/?php=1596\" rel=\"noreferrer noopener\">Hosting\/VPS<\/a>) th\u00f4ng qua t\u00ednh n\u0103ng Proxy. Tuy nhi\u00ean, c\u00e1c b\u1ea3n ghi DNS d\u00f9ng cho email (nh\u01b0 b\u1ea3n ghi A c\u1ee7a mail.tenmien.com ho\u1eb7c b\u1ea3n ghi MX) l\u1ea1i y\u00eau c\u1ea7u ph\u1ea3i t\u1eaft Proxy \u0111\u1ec3 ho\u1ea1t \u0111\u1ed9ng.<\/p>\n\n\n\n<p>N\u1ebfu website v\u00e0 email c\u00f9ng n\u1eb1m chung tr\u00ean m\u1ed9t m\u00e1y ch\u1ee7 v\u1eadt l\u00fd, vi\u1ec7c t\u1eaft Proxy cho email s\u1ebd v\u00f4 t\u00ecnh l\u00e0m l\u1ed9 IP g\u1ed1c c\u1ee7a to\u00e0n b\u1ed9 h\u1ec7 th\u1ed1ng. Khi k\u1ebb x\u1ea5u n\u1eafm \u0111\u01b0\u1ee3c IP n\u00e0y, c\u00e1c l\u1edbp b\u1ea3o v\u1ec7 c\u1ee7a Cloudflare d\u00e0nh cho website s\u1ebd tr\u1edf n\u00ean v\u00f4 hi\u1ec7u. V\u00ec v\u1eady, vi\u1ec7c s\u1eed d\u1ee5ng m\u1ed9t d\u1ecbch v\u1ee5 email ri\u00eang bi\u1ec7t v\u00e0 c\u1ea5u h\u00ecnh DNS t\u00e1ch bi\u1ec7t gi\u00fap gi\u1eef k\u00edn IP c\u1ee7a web server, \u0111\u1ea3m b\u1ea3o an to\u00e0n t\u1ed1i \u0111a tr\u01b0\u1edbc c\u00e1c cu\u1ed9c <a href=\"https:\/\/tino.vn\/blog\/ddos-la-gi\/\" target=\"_blank\" data-type=\"post\" data-id=\"265\" rel=\"noreferrer noopener\">t\u1ea5n c\u00f4ng t\u1eeb ch\u1ed1i d\u1ecbch v\u1ee5 (DDoS)<\/a>.<\/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\/cau-hinh-email-ten-mien-rieng-tren-cloudflare-1.png\" alt=\"T\u1ea7m quan tr\u1ecdng c\u1ee7a vi\u1ec7c t\u00e1ch bi\u1ec7t l\u01b0u l\u01b0\u1ee3ng web v\u00e0 email\" class=\"wp-image-121728\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/cau-hinh-email-ten-mien-rieng-tren-cloudflare-1.png 700w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/cau-hinh-email-ten-mien-rieng-tren-cloudflare-1-300x161.png 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><figcaption class=\"wp-element-caption\"><strong>T\u1ea7m quan tr\u1ecdng c\u1ee7a vi\u1ec7c t\u00e1ch bi\u1ec7t l\u01b0u l\u01b0\u1ee3ng web v\u00e0 email<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<h3 id=\"\u0110\u1ea3m_b\u1ea3o_t\u00ednh_li\u00ean_t\u1ee5c_c\u1ee7a_d\u1ecbch_v\u1ee5_\"><a id=\"post-121710-_kzgdhmizfkf6\"><\/a><strong>\u0110\u1ea3m b\u1ea3o t\u00ednh li\u00ean t\u1ee5c c\u1ee7a d\u1ecbch v\u1ee5 <\/strong><\/h3>\n\n\n\n<p>Khi t\u00edch h\u1ee3p chung m\u1ed9t n\u01a1i, n\u1ebfu m\u00e1y ch\u1ee7 web g\u1eb7p s\u1ef1 c\u1ed1 qu\u00e1 t\u1ea3i ho\u1eb7c b\u1ecb t\u1ea5n c\u00f4ng d\u1eabn \u0111\u1ebfn &#8220;s\u1eadp&#8221; m\u1ea1ng, h\u1ec7 th\u1ed1ng email c\u0169ng s\u1ebd ng\u01b0ng tr\u1ec7 theo. Doanh nghi\u1ec7p s\u1ebd m\u1ea5t ho\u00e0n to\u00e0n kh\u1ea3 n\u0103ng li\u00ean l\u1ea1c v\u1edbi kh\u00e1ch h\u00e0ng \u0111\u00fang v\u00e0o l\u00fac d\u1ea7u s\u00f4i l\u1eeda b\u1ecfng nh\u1ea5t. Vi\u1ec7c t\u00e1ch bi\u1ec7t l\u01b0u l\u01b0\u1ee3ng gi\u00fap h\u1ec7 th\u1ed1ng email v\u1eabn ho\u1ea1t \u0111\u1ed9ng b\u00ecnh th\u01b0\u1eddng ngay c\u1ea3 khi website g\u1eb7p s\u1ef1 c\u1ed1, \u0111\u1ea3m b\u1ea3o k\u00eanh giao ti\u1ebfp lu\u00f4n th\u00f4ng su\u1ed1t.<\/p>\n\n\n\n<h3 id=\"T\u1ed1i_\u01b0u_h\u00f3a_kh\u1ea3_n\u0103ng_g\u1eedi_th\u01b0\"><a id=\"post-121710-_z91e4f2cwpzw\"><\/a><strong>T\u1ed1i \u01b0u h\u00f3a kh\u1ea3 n\u0103ng g\u1eedi th\u01b0<\/strong><\/h3>\n\n\n\n<p>L\u01b0u l\u01b0\u1ee3ng web v\u00e0 email c\u00f3 \u0111\u1eb7c th\u00f9 kh\u00e1c nhau. Website c\u1ea7n t\u1ed1c \u0111\u1ed9 t\u1ea3i trang nhanh v\u00e0 b\u1ed9 nh\u1edb \u0111\u1ec7m (cache), trong khi email c\u1ea7n \u0111\u1ed9 tin c\u1eady v\u00e0 x\u00e1c th\u1ef1c danh t\u00ednh. Vi\u1ec7c c\u1ea5u h\u00ecnh ri\u00eang bi\u1ec7t cho ph\u00e9p ng\u01b0\u1eddi qu\u1ea3n tr\u1ecb thi\u1ebft l\u1eadp c\u00e1c c\u01a1 ch\u1ebf b\u1ea3o m\u1eadt chuy\u00ean s\u00e2u cho email nh\u01b0 DKIM hay DMARC m\u00e0 kh\u00f4ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn c\u1ea5u h\u00ecnh c\u1ee7a website. \u0110i\u1ec1u n\u00e0y gi\u00fap c\u00e1c l\u00e1 th\u01b0 g\u1eedi \u0111i c\u00f3 \u0111\u1ed9 uy t\u00edn cao h\u01a1n, tr\u00e1nh b\u1ecb c\u00e1c b\u1ed9 l\u1ecdc c\u1ee7a Google hay Microsoft \u0111\u00e1nh d\u1ea5u l\u00e0 th\u01b0 r\u00e1c (Spam).<\/p>\n\n\n\n<h2 id=\"Chu\u1ea9n_b\u1ecb_th\u00f4ng_tin_tr\u01b0\u1edbc_khi_thi\u1ebft_l\u1eadp\"><a id=\"post-121710-_wgikococmix4\"><\/a><strong>Chu\u1ea9n b\u1ecb th\u00f4ng tin tr\u01b0\u1edbc khi thi\u1ebft l\u1eadp<\/strong><\/h2>\n\n\n\n<p>\u0110\u1ec3 qu\u00e1 tr\u00ecnh thi\u1ebft l\u1eadp email t\u00ean mi\u1ec1n ri\u00eang v\u1edbi Cloudflare di\u1ec5n ra ch\u00ednh x\u00e1c tuy\u1ec7t \u0111\u1ed1i, ng\u01b0\u1eddi qu\u1ea3n tr\u1ecb c\u1ea7n thu th\u1eadp \u0111\u1ea7y \u0111\u1ee7 c\u00e1c th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt c\u1ea7n thi\u1ebft tr\u01b0\u1edbc khi b\u1eaft \u0111\u1ea7u thao t\u00e1c. Vi\u1ec7c chu\u1ea9n b\u1ecb k\u1ef9 l\u01b0\u1ee1ng n\u00e0y s\u1ebd gi\u00fap tr\u00e1nh t\u00ecnh tr\u1ea1ng gi\u00e1n \u0111o\u1ea1n d\u1ecbch v\u1ee5 ho\u1eb7c c\u1ea5u h\u00ecnh sai d\u1eabn \u0111\u1ebfn l\u1ed7i g\u1eedi nh\u1eadn th\u01b0.<\/p>\n\n\n\n<h3 id=\"Tr\u00edch_xu\u1ea5t_b\u1ed9_b\u1ea3n_ghi_DNS_t\u1eeb_trang_qu\u1ea3n_tr\u1ecb_TinoMail\"><a id=\"post-121710-_p3har0en8xyf\"><\/a><strong>Tr\u00edch xu\u1ea5t b\u1ed9 b\u1ea3n ghi DNS t\u1eeb trang qu\u1ea3n tr\u1ecb TinoMail<\/strong><\/h3>\n\n\n\n<p>\u0110\u1ea7u ti\u00ean, b\u1ea1n c\u1ea7n \u0111\u0103ng nh\u1eadp v\u00e0o trang qu\u1ea3n l\u00fd d\u1ecbch v\u1ee5 email t\u00ean mi\u1ec1n ri\u00eang. T\u1ea1i khu v\u1ef1c c\u1ea5u h\u00ecnh DNS, h\u00e3y t\u00ecm v\u00e0 l\u01b0u l\u1ea1i ch\u00ednh x\u00e1c ba lo\u1ea1i b\u1ea3n ghi sau:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>B\u1ea3n ghi MX (Mail Exchange):<\/strong> \u0110\u00e2y l\u00e0 th\u00f4ng s\u1ed1 quan tr\u1ecdng nh\u1ea5t \u0111\u1ec3 \u0111\u1ecbnh tuy\u1ebfn th\u01b0 \u0111\u1ebfn. \u0110\u1ed1i v\u1edbi TinoMail, b\u1ea3n ghi n\u00e0y th\u01b0\u1eddng tr\u1ecf v\u1ec1 \u0111\u1ecba ch\u1ec9 m\u00e1y ch\u1ee7 c\u00f3 d\u1ea1ng nh\u01b0 mx.tino.vn ho\u1eb7c mail.tenmien-cua-ban.com \u0111i k\u00e8m v\u1edbi ch\u1ec9 s\u1ed1 \u01b0u ti\u00ean (Priority), th\u01b0\u1eddng l\u00e0 <strong>10<\/strong>.<\/li>\n\n\n\n<li><strong>B\u1ea3n ghi SPF (TXT):<\/strong> M\u1ed9t chu\u1ed7i v\u0103n b\u1ea3n b\u1eaft \u0111\u1ea7u b\u1eb1ng v=spf1&#8230;. Th\u00f4ng s\u1ed1 n\u00e0y \u0111\u00f3ng vai tr\u00f2 x\u00e1c th\u1ef1c, cho ph\u00e9p m\u00e1y ch\u1ee7 c\u1ee7a Tino Group \u0111\u01b0\u1ee3c quy\u1ec1n g\u1eedi email \u0111\u1ea1i di\u1ec7n cho t\u00ean mi\u1ec1n c\u1ee7a b\u1ea1n. Vi\u1ec7c thi\u1ebfu b\u1ea3n ghi SPF s\u1ebd khi\u1ebfn email g\u1eedi \u0111i d\u1ec5 b\u1ecb c\u00e1c t\u1ed5 ch\u1ee9c qu\u1ed1c t\u1ebf ch\u1eb7n l\u1ea1i.<\/li>\n\n\n\n<li><strong>B\u1ea3n ghi DKIM (TXT):<\/strong> Th\u01b0\u1eddng bao g\u1ed3m m\u1ed9t t\u00ean (Host\/Name) c\u00f3 ch\u1ee9a chu\u1ed7i _domainkey v\u00e0 m\u1ed9t gi\u00e1 tr\u1ecb (Value) l\u00e0 \u0111o\u1ea1n m\u00e3 h\u00f3a d\u00e0i. DKIM gi\u00fap k\u00fd s\u1ed1 v\u00e0o m\u1ed7i b\u1ee9c th\u01b0, b\u1ea3o v\u1ec7 t\u00ednh to\u00e0n v\u1eb9n c\u1ee7a n\u1ed9i dung trong qu\u00e1 tr\u00ecnh truy\u1ec1n t\u1ea3i.<\/li>\n<\/ul>\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\/cau-hinh-email-ten-mien-rieng-tren-cloudflare-2.png\" alt=\"Chu\u1ea9n b\u1ecb th\u00f4ng tin tr\u01b0\u1edbc khi thi\u1ebft l\u1eadp\" class=\"wp-image-121729\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/cau-hinh-email-ten-mien-rieng-tren-cloudflare-2.png 700w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/cau-hinh-email-ten-mien-rieng-tren-cloudflare-2-300x161.png 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><figcaption class=\"wp-element-caption\"><strong>Chu\u1ea9n b\u1ecb th\u00f4ng tin tr\u01b0\u1edbc khi thi\u1ebft l\u1eadp<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<h3 id=\"Ki\u1ec3m_tra_tr\u1ea1ng_th\u00e1i_t\u00ean_mi\u1ec1n_tr\u00ean_Cloudflare\"><a id=\"post-121710-_poqo06gaq4b\"><\/a><strong>Ki\u1ec3m tra tr\u1ea1ng th\u00e1i t\u00ean mi\u1ec1n tr\u00ean Cloudflare<\/strong><\/h3>\n\n\n\n<p>H\u00e3y \u0111\u1ea3m b\u1ea3o r\u1eb1ng t\u00ean mi\u1ec1n c\u1ea7n thi\u1ebft l\u1eadp email \u0111\u00e3 \u0111\u01b0\u1ee3c th\u00eam v\u00e0o t\u00e0i kho\u1ea3n Cloudflare v\u00e0 \u0111ang \u1edf tr\u1ea1ng th\u00e1i <strong>Active<\/strong> (Ho\u1ea1t \u0111\u1ed9ng). Ng\u01b0\u1eddi th\u1ef1c hi\u1ec7n c\u1ea7n c\u00f3 quy\u1ec1n truy c\u1eadp v\u00e0o menu <strong>DNS<\/strong> tr\u00ean giao di\u1ec7n Cloudflare \u0111\u1ec3 c\u00f3 th\u1ec3 th\u00eam m\u1edbi ho\u1eb7c ch\u1ec9nh s\u1eeda c\u00e1c b\u1ea3n ghi.<\/p>\n\n\n\n<p><strong>L\u01b0u \u00fd quan tr\u1ecdng:<\/strong> N\u1ebfu tr\u01b0\u1edbc \u0111\u00f3 t\u00ean mi\u1ec1n \u0111\u00e3 c\u00f3 s\u1eb5n c\u00e1c b\u1ea3n ghi MX c\u1ee7a nh\u00e0 cung c\u1ea5p c\u0169, b\u1ea1n c\u1ea7n x\u00e1c \u0111\u1ecbnh v\u00e0 x\u00f3a b\u1ecf c\u00e1c b\u1ea3n ghi c\u0169 n\u00e0y tr\u01b0\u1edbc khi th\u00eam th\u00f4ng s\u1ed1 c\u1ee7a email \u0111\u1ec3 tr\u00e1nh xung \u0111\u1ed9t h\u1ec7 th\u1ed1ng.<\/p>\n\n\n\n<h2 id=\"C\u00e1ch_c\u1ea5u_h\u00ecnh_email_t\u00ean_mi\u1ec1n_ri\u00eang_tr\u00ean_Cloudflare\">C\u00e1ch c\u1ea5u h\u00ecnh email t\u00ean mi\u1ec1n ri\u00eang tr\u00ean Cloudflare<\/h2>\n\n\n\n<p>B\u00e0i vi\u1ebft n\u00e0y s\u1ebd h\u01b0\u1edbng d\u1eabn b\u1ea1n c\u1ea5u h\u00ecnh DNS Cloudflare cho TinoMail &#8211; m\u1ed9t d\u1ecbch v\u1ee5 email t\u00ean mi\u1ec1n ri\u00eang c\u1ee7a Tino.<\/p>\n\n\n\n<h3 id=\"B\u01b0\u1edbc_1:_Kh\u1edfi_t\u1ea1o_t\u00ean_mi\u1ec1n_tr\u00ean_h\u1ec7_th\u1ed1ng_Cloudflare\"><a id=\"post-121710-_ccu6k0wxazyq\"><\/a><strong>B\u01b0\u1edbc 1: Kh\u1edfi t\u1ea1o t\u00ean mi\u1ec1n tr\u00ean h\u1ec7 th\u1ed1ng Cloudflare<\/strong><\/h3>\n\n\n\n<p>\u0110\u1ea7u ti\u00ean, h\u00e3y truy c\u1eadp v\u00e0o Dashboard c\u1ee7a <a href=\"https:\/\/www.cloudflare.com\/\" target=\"_blank\" data-type=\"link\" data-id=\"https:\/\/www.cloudflare.com\/\" rel=\"noreferrer noopener nofollow\">Cloudflare<\/a> v\u00e0 th\u1ef1c hi\u1ec7n quy tr\u00ecnh th\u00eam website m\u1edbi:<\/p>\n\n\n\n<p>Nh\u1ea5n ch\u1ecdn n\u00fat <strong>+Add<\/strong> tr\u00ean giao di\u1ec7n ch\u00ednh.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" width=\"546\" height=\"462\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121710-1.png\" alt=\"Kh\u1edfi t\u1ea1o t\u00ean mi\u1ec1n tr\u00ean h\u1ec7 th\u1ed1ng Cloudflare\" class=\"wp-image-121711\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121710-1.png 546w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121710-1-300x254.png 300w\" sizes=\"(max-width: 546px) 100vw, 546px\" \/><figcaption class=\"wp-element-caption\"><strong>Kh\u1edfi t\u1ea1o t\u00ean mi\u1ec1n tr\u00ean h\u1ec7 th\u1ed1ng Cloudflare<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<p><\/p>\n\n\n\n<p>Nh\u1eadp ch\u00ednh x\u00e1c t\u00ean mi\u1ec1n \u0111ang s\u1eed d\u1ee5ng d\u1ecbch v\u1ee5 TinoMail v\u00e0 ch\u1ecdn <strong>Continue<\/strong>.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" width=\"671\" height=\"383\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121710-2.png\" alt=\"Kh\u1edfi t\u1ea1o t\u00ean mi\u1ec1n tr\u00ean h\u1ec7 th\u1ed1ng Cloudflare\" class=\"wp-image-121712\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121710-2.png 671w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121710-2-300x171.png 300w\" sizes=\"(max-width: 671px) 100vw, 671px\" \/><figcaption class=\"wp-element-caption\"><strong>Kh\u1edfi t\u1ea1o t\u00ean mi\u1ec1n tr\u00ean h\u1ec7 th\u1ed1ng Cloudflare<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<p><\/p>\n\n\n\n<p>L\u1ef1a ch\u1ecdn g\u00f3i c\u01b0\u1edbc <strong>Free<\/strong> (Mi\u1ec5n ph\u00ed) \u0111\u1ec3 b\u1eaft \u0111\u1ea7u (g\u00f3i n\u00e0y \u0111\u00e3 \u0111\u1ee7 t\u00ednh n\u0103ng c\u1ea7n thi\u1ebft cho nhu c\u1ea7u c\u01a1 b\u1ea3n).<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" width=\"893\" height=\"486\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121710-3.png\" alt=\"Kh\u1edfi t\u1ea1o t\u00ean mi\u1ec1n tr\u00ean h\u1ec7 th\u1ed1ng Cloudflare\" class=\"wp-image-121713\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121710-3.png 893w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121710-3-300x163.png 300w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121710-3-768x418.png 768w\" sizes=\"(max-width: 893px) 100vw, 893px\" \/><figcaption class=\"wp-element-caption\"><strong>Kh\u1edfi t\u1ea1o t\u00ean mi\u1ec1n tr\u00ean h\u1ec7 th\u1ed1ng Cloudflare<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<p><\/p>\n\n\n\n<p>T\u1ea1i m\u00e0n h\u00ecnh <strong>Review DNS records<\/strong>, h\u1ec7 th\u1ed1ng Cloudflare s\u1ebd qu\u00e9t t\u1ef1 \u0111\u1ed9ng c\u00e1c b\u1ea3n ghi hi\u1ec7n t\u1ea1i. B\u1ea1n c\u00f3 th\u1ec3 l\u01b0\u1edbt qua b\u01b0\u1edbc n\u00e0y v\u00e0 ch\u1ecdn <strong>Continue to activation<\/strong>.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" width=\"826\" height=\"467\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121710-4.png\" alt=\"Kh\u1edfi t\u1ea1o t\u00ean mi\u1ec1n tr\u00ean h\u1ec7 th\u1ed1ng Cloudflare\" class=\"wp-image-121714\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121710-4.png 826w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121710-4-300x170.png 300w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121710-4-768x434.png 768w\" sizes=\"(max-width: 826px) 100vw, 826px\" \/><figcaption class=\"wp-element-caption\"><strong>Kh\u1edfi t\u1ea1o t\u00ean mi\u1ec1n tr\u00ean h\u1ec7 th\u1ed1ng Cloudflare<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<p><\/p>\n\n\n\n<h3 id=\"B\u01b0\u1edbc_2:_Chuy\u1ec3n_\u0111\u1ed5i_Nameserver_v\u1ec1_Cloudflare\"><a id=\"post-121710-_wul3qb8f2yu4\"><\/a><strong>B\u01b0\u1edbc 2: Chuy\u1ec3n \u0111\u1ed5i Nameserver v\u1ec1 Cloudflare<\/strong><\/h3>\n\n\n\n<p>\u0110\u1ec3 Cloudflare c\u00f3 quy\u1ec1n qu\u1ea3n l\u00fd c\u00e1c b\u1ea3n ghi DNS, ng\u01b0\u1eddi d\u00f9ng c\u1ea7n thay \u0111\u1ed5i \u0111\u1ecba ch\u1ec9 Nameserver (NS) t\u1ea1i nh\u00e0 cung c\u1ea5p t\u00ean mi\u1ec1n g\u1ed1c.<\/p>\n\n\n\n<p>Cloudflare s\u1ebd hi\u1ec3n th\u1ecb b\u1ea3ng <strong>&#8220;Replace your current nameservers&#8230;&#8221;<\/strong> v\u00e0 cung c\u1ea5p 2 \u0111\u1ecba ch\u1ec9 NS m\u1edbi (th\u01b0\u1eddng c\u00f3 d\u1ea1ng name.ns.cloudflare.com). H\u00e3y sao ch\u00e9p 2 \u0111\u1ecba ch\u1ec9 n\u00e0y.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" width=\"829\" height=\"518\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121710-5.png\" alt=\"Chuy\u1ec3n \u0111\u1ed5i Nameserver v\u1ec1 Cloudflare\" class=\"wp-image-121715\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121710-5.png 829w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121710-5-300x187.png 300w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121710-5-768x480.png 768w\" sizes=\"(max-width: 829px) 100vw, 829px\" \/><figcaption class=\"wp-element-caption\"><strong>Chuy\u1ec3n \u0111\u1ed5i Nameserver v\u1ec1 Cloudflare<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<p><\/p>\n\n\n\n<p>\u0110\u0103ng nh\u1eadp v\u00e0o trang qu\u1ea3n tr\u1ecb n\u01a1i b\u1ea1n \u0111\u00e3 mua t\u00ean mi\u1ec1n.<\/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-121710-6.png\" alt=\"Chuy\u1ec3n \u0111\u1ed5i Nameserver v\u1ec1 Cloudflare\" class=\"wp-image-121716\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121710-6.png 801w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121710-6-300x188.png 300w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121710-6-768x480.png 768w\" sizes=\"(max-width: 801px) 100vw, 801px\" \/><figcaption class=\"wp-element-caption\"><strong>Chuy\u1ec3n \u0111\u1ed5i Nameserver v\u1ec1 Cloudflare<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<p><\/p>\n\n\n\n<p>T\u00ecm \u0111\u1ebfn m\u1ee5c <strong>Nameservers<\/strong> (ho\u1eb7c M\u00e1y ch\u1ee7 DNS), ch\u1ecdn ch\u1ebf \u0111\u1ed9 &#8220;<strong>T\u00f9y ch\u1ec9nh<\/strong>&#8221; v\u00e0 d\u00e1n 2 \u0111\u1ecba ch\u1ec9 NS c\u1ee7a Cloudflare v\u00e0o thay th\u1ebf cho c\u00e1c \u0111\u1ecba ch\u1ec9 c\u0169.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" width=\"692\" height=\"384\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121710-7.png\" alt=\"Chuy\u1ec3n \u0111\u1ed5i Nameserver v\u1ec1 Cloudflare\" class=\"wp-image-121717\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121710-7.png 692w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121710-7-300x166.png 300w\" sizes=\"(max-width: 692px) 100vw, 692px\" \/><figcaption class=\"wp-element-caption\"><strong>Chuy\u1ec3n \u0111\u1ed5i Nameserver v\u1ec1 Cloudflare<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<p><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" width=\"720\" height=\"419\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121710-8.png\" alt=\"Chuy\u1ec3n \u0111\u1ed5i Nameserver v\u1ec1 Cloudflare\" class=\"wp-image-121718\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121710-8.png 720w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121710-8-300x175.png 300w\" sizes=\"(max-width: 720px) 100vw, 720px\" \/><figcaption class=\"wp-element-caption\"><strong>Chuy\u1ec3n \u0111\u1ed5i Nameserver v\u1ec1 Cloudflare<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<p>L\u01b0u l\u1ea1i c\u1ea5u h\u00ecnh v\u00e0 ki\u1ec3m tra b\u00ean Cloudflare \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o Nameserver m\u1edbi \u0111\u00e3 \u0111\u01b0\u1ee3c c\u1eadp nh\u1eadt.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" width=\"706\" height=\"422\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121710-9.png\" alt=\"Chuy\u1ec3n \u0111\u1ed5i Nameserver v\u1ec1 Cloudflare\" class=\"wp-image-121719\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121710-9.png 706w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121710-9-300x179.png 300w\" sizes=\"(max-width: 706px) 100vw, 706px\" \/><figcaption class=\"wp-element-caption\"><strong>Chuy\u1ec3n \u0111\u1ed5i Nameserver v\u1ec1 Cloudflare<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<p><\/p>\n\n\n\n<h3 id=\"B\u01b0\u1edbc_3:_Thi\u1ebft_l\u1eadp_b\u1ea3n_ghi_TinoMail_tr\u00ean_Cloudflare\"><a id=\"post-121710-_werqg4fj553k\"><\/a><strong>B\u01b0\u1edbc 3: Thi\u1ebft l\u1eadp b\u1ea3n ghi TinoMail tr\u00ean Cloudflare<\/strong><\/h3>\n\n\n\n<p>Sau khi t\u00ean mi\u1ec1n \u0111\u00e3 ho\u1ea1t \u0111\u1ed9ng tr\u00ean Cloudflare, h\u00e3y truy c\u1eadp v\u00e0o menu <strong>DNS<\/strong> &gt; <strong>Records<\/strong> \u0111\u1ec3 khai b\u00e1o c\u00e1c th\u00f4ng s\u1ed1 email.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" width=\"1001\" height=\"550\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121710-10.png\" alt=\"Thi\u1ebft l\u1eadp b\u1ea3n ghi TinoMail tr\u00ean Cloudflare\" class=\"wp-image-121720\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121710-10.png 1001w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121710-10-300x165.png 300w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121710-10-768x422.png 768w\" sizes=\"(max-width: 1001px) 100vw, 1001px\" \/><figcaption class=\"wp-element-caption\"><strong>Thi\u1ebft l\u1eadp b\u1ea3n ghi TinoMail tr\u00ean Cloudflare<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<p><\/p>\n\n\n\n<p><strong>L\u01b0u \u00fd:<\/strong> Trong m\u1ed9t s\u1ed1 tr\u01b0\u1eddng h\u1ee3p, Cloudflare th\u00f4ng minh s\u1ebd t\u1ef1 \u0111\u1ed9ng sao ch\u00e9p c\u00e1c b\u1ea3n ghi c\u0169.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" width=\"1004\" height=\"490\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121710-11.png\" alt=\"Thi\u1ebft l\u1eadp b\u1ea3n ghi TinoMail tr\u00ean Cloudflare\" class=\"wp-image-121721\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121710-11.png 1004w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121710-11-300x146.png 300w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121710-11-768x375.png 768w\" sizes=\"(max-width: 1004px) 100vw, 1004px\" \/><figcaption class=\"wp-element-caption\"><strong>Thi\u1ebft l\u1eadp b\u1ea3n ghi TinoMail tr\u00ean Cloudflare<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<p><\/p>\n\n\n\n<p>Tuy nhi\u00ean, \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o ch\u00ednh x\u00e1c, b\u1ea1n n\u00ean ki\u1ec3m tra v\u00e0 th\u00eam th\u1ee7 c\u00f4ng n\u1ebfu thi\u1ebfu b\u1eb1ng n\u00fat <strong>Add record<\/strong>.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" width=\"1003\" height=\"462\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121710-12.png\" alt=\"Thi\u1ebft l\u1eadp b\u1ea3n ghi TinoMail tr\u00ean Cloudflare\" class=\"wp-image-121722\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121710-12.png 1003w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121710-12-300x138.png 300w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121710-12-768x354.png 768w\" sizes=\"(max-width: 1003px) 100vw, 1003px\" \/><figcaption class=\"wp-element-caption\"><strong>Thi\u1ebft l\u1eadp b\u1ea3n ghi TinoMail tr\u00ean Cloudflare<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<p><\/p>\n\n\n\n<p><span style=\"text-decoration: underline;\"><em>C\u00e1c th\u00f4ng s\u1ed1 c\u1ea7n nh\u1eadp bao g\u1ed3m:<\/em><\/span><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>B\u1ea3n ghi MX:<\/strong> Tr\u1ecf v\u1ec1 \u0111\u1ecba ch\u1ec9 m\u00e1y ch\u1ee7 mail (v\u00ed d\u1ee5: mx.tino.vn ho\u1eb7c theo th\u00f4ng tin g\u00f3i d\u1ecbch v\u1ee5) v\u1edbi \u0111\u1ed9 \u01b0u ti\u00ean (Priority) l\u00e0 <strong>10<\/strong>.<\/li>\n\n\n\n<li><strong>B\u1ea3n ghi TXT (SPF):<\/strong> Gi\u00e1 tr\u1ecb x\u00e1c th\u1ef1c ng\u01b0\u1eddi g\u1eedi (v\u00ed d\u1ee5: v=spf1 include:tino.vn &#8230; -all).<\/li>\n\n\n\n<li><strong>B\u1ea3n ghi TXT (DKIM):<\/strong> M\u00e3 ch\u1eef k\u00fd s\u1ed1 \u0111\u1ec3 b\u1ea3o v\u1ec7 th\u01b0.<\/li>\n<\/ul>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" width=\"997\" height=\"500\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121710-13.png\" alt=\"Thi\u1ebft l\u1eadp b\u1ea3n ghi TinoMail tr\u00ean Cloudflare\" class=\"wp-image-121723\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121710-13.png 997w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121710-13-300x150.png 300w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121710-13-768x385.png 768w\" sizes=\"(max-width: 997px) 100vw, 997px\" \/><figcaption class=\"wp-element-caption\"><strong>Thi\u1ebft l\u1eadp b\u1ea3n ghi TinoMail tr\u00ean Cloudflare<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<p><\/p>\n\n\n\n<h3 id=\"B\u01b0\u1edbc_4:_L\u01b0u_\u00fd_tr\u1ea1ng_th\u00e1i_Proxy_(Proxy_Status)\"><a id=\"post-121710-_tke4rhze2f2b\"><\/a><strong>B\u01b0\u1edbc 4: L\u01b0u \u00fd tr\u1ea1ng th\u00e1i Proxy (Proxy Status)<\/strong><\/h3>\n\n\n\n<p>\u0110\u00e2y l\u00e0 b\u01b0\u1edbc quan tr\u1ecdng nh\u1ea5t quy\u1ebft \u0111\u1ecbnh vi\u1ec7c g\u1eedi\/nh\u1eadn email th\u00e0nh c\u00f4ng hay th\u1ea5t b\u1ea1i. Tr\u00ean giao di\u1ec7n DNS c\u1ee7a Cloudflare c\u00f3 c\u1ed9t <strong>Proxy status<\/strong> v\u1edbi hai ch\u1ebf \u0111\u1ed9 hi\u1ec3n th\u1ecb:<\/p>\n\n\n\n<p><strong><span style=\"text-decoration: underline;\">B\u1eaft bu\u1ed9c T\u1eaeT Proxy (DNS Only):<\/span><\/strong><\/p>\n\n\n\n<p>\u00c1p d\u1ee5ng cho t\u1ea5t c\u1ea3 c\u00e1c b\u1ea3n ghi li\u00ean quan tr\u1ef1c ti\u1ebfp \u0111\u1ebfn giao th\u1ee9c Email nh\u01b0:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>B\u1ea3n ghi <strong>MX<\/strong>.<\/li>\n\n\n\n<li>C\u00e1c b\u1ea3n ghi <strong>TXT<\/strong> (bao g\u1ed3m SPF, DKIM, DMARC).<\/li>\n\n\n\n<li>C\u00e1c b\u1ea3n ghi <strong>SRV<\/strong> (d\u00f9ng cho IMAP, POP3, SMTP).<\/li>\n\n\n\n<li>B\u1ea3n ghi <strong>A<\/strong> c\u1ee7a mail (v\u00ed d\u1ee5: mail.tenmien.com).<\/li>\n<\/ul>\n\n\n\n<p><strong>L\u00fd do:<\/strong> Giao th\u1ee9c email c\u1ea7n k\u1ebft n\u1ed1i tr\u1ef1c ti\u1ebfp \u0111\u1ebfn IP th\u1ef1c c\u1ee7a m\u00e1y ch\u1ee7. N\u1ebfu b\u1eadt \u0111\u00e1m m\u00e2y m\u00e0u cam, Cloudflare s\u1ebd \u1ea9n IP n\u00e0y \u0111i, l\u00e0m gi\u00e1n \u0111o\u1ea1n lu\u1ed3ng k\u1ebft n\u1ed1i khi\u1ebfn th\u01b0 kh\u00f4ng th\u1ec3 \u0111\u1ebfn \u0111\u00edch.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" width=\"1022\" height=\"504\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121710-14.png\" alt=\"L\u01b0u \u00fd tr\u1ea1ng th\u00e1i Proxy (Proxy Status)\" class=\"wp-image-121724\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121710-14.png 1022w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121710-14-300x148.png 300w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121710-14-768x379.png 768w\" sizes=\"(max-width: 1022px) 100vw, 1022px\" \/><figcaption class=\"wp-element-caption\"><strong>L\u01b0u \u00fd tr\u1ea1ng th\u00e1i Proxy (Proxy Status)<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<p><\/p>\n\n\n\n<p><strong><span style=\"text-decoration: underline;\">C\u00f3 th\u1ec3 B\u1eacT Proxy (\u0110\u00e1m m\u00e2y m\u00e0u cam &#8211; Proxied):<\/span><\/strong><\/p>\n\n\n\n<p>Ch\u1ebf \u0111\u1ed9 n\u00e0y ch\u1ec9 n\u00ean \u00e1p d\u1ee5ng cho c\u00e1c b\u1ea3n ghi ph\u1ee5c v\u1ee5 truy c\u1eadp Website:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>B\u1ea3n ghi <strong>A<\/strong> ho\u1eb7c <strong>CNAME<\/strong> tr\u1ecf v\u1ec1 t\u00ean mi\u1ec1n ch\u00ednh (@ ho\u1eb7c www).<\/li>\n\n\n\n<li>B\u1ea3n ghi <strong>CNAME<\/strong> cho trang \u0111\u0103ng nh\u1eadp webmail (tuy nhi\u00ean, n\u1ebfu g\u1eb7p l\u1ed7i kh\u00f4ng truy c\u1eadp \u0111\u01b0\u1ee3c trang \u0111\u0103ng nh\u1eadp, h\u00e3y chuy\u1ec3n v\u1ec1 \u0110\u00e1m m\u00e2y m\u00e0u x\u00e1m).<\/li>\n<\/ul>\n\n\n\n<h3 id=\"Ki\u1ec3m_tra_ho\u00e0n_t\u1ea5t\"><a id=\"post-121710-_zbibca87mmom\"><\/a><strong>Ki\u1ec3m tra ho\u00e0n t\u1ea5t<\/strong><\/h3>\n\n\n\n<p>Sau khi c\u1ea5u h\u00ecnh xong, h\u1ec7 th\u1ed1ng DNS to\u00e0n c\u1ea7u c\u00f3 th\u1ec3 m\u1ea5t t\u1eeb 5 \u0111\u1ebfn 15 ph\u00fat \u0111\u1ec3 c\u1eadp nh\u1eadt. B\u1ea1n c\u00f3 th\u1ec3 quay l\u1ea1i trang qu\u1ea3n l\u00fd d\u1ecbch v\u1ee5 TinoMail, n\u1ebfu tr\u1ea1ng th\u00e1i t\u00ean mi\u1ec1n hi\u1ec3n th\u1ecb <strong>&#8220;\u0110\u00e3 x\u00e1c th\u1ef1c&#8221;<\/strong> ngh\u0129a l\u00e0 qu\u00e1 tr\u00ecnh k\u1ebft n\u1ed1i \u0111\u00e3 th\u00e0nh c\u00f4ng.<\/p>\n\n\n\n<p>H\u00e3y th\u1eed g\u1eedi \u0111i m\u1ed9t email \u0111\u1ebfn t\u00e0i kho\u1ea3n email c\u00e1 nh\u00e2n:<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" width=\"1338\" height=\"634\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121710-15.png\" alt=\"Ki\u1ec3m tra ho\u00e0n t\u1ea5t\" class=\"wp-image-121725\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121710-15.png 1338w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121710-15-300x142.png 300w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121710-15-1024x485.png 1024w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121710-15-768x364.png 768w\" sizes=\"(max-width: 1338px) 100vw, 1338px\" \/><figcaption class=\"wp-element-caption\"><strong>Ki\u1ec3m tra ho\u00e0n t\u1ea5t<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<p><\/p>\n\n\n\n<p>K\u1ebft qu\u1ea3:<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" width=\"726\" height=\"430\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121710-16.png\" alt=\"Ki\u1ec3m tra ho\u00e0n t\u1ea5t\" class=\"wp-image-121726\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121710-16.png 726w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121710-16-300x178.png 300w\" sizes=\"(max-width: 726px) 100vw, 726px\" \/><figcaption class=\"wp-element-caption\"><strong>Ki\u1ec3m tra ho\u00e0n t\u1ea5t<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<p><\/p>\n\n\n\n<p>Ph\u1ea3n h\u1ed3i l\u1ea1i v\u00e0 ki\u1ec3m tra h\u1ed9p th\u01b0 \u0111\u1ebfn \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o email \u0111\u00e3 ho\u1ea1t \u0111\u1ed9ng 2 chi\u1ec1u:<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" width=\"1085\" height=\"547\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121710-17.png\" alt=\"Ki\u1ec3m tra ho\u00e0n t\u1ea5t\" class=\"wp-image-121727\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121710-17.png 1085w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121710-17-300x151.png 300w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121710-17-1024x516.png 1024w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/word-image-121710-17-768x387.png 768w\" sizes=\"(max-width: 1085px) 100vw, 1085px\" \/><figcaption class=\"wp-element-caption\"><strong>Ki\u1ec3m tra ho\u00e0n t\u1ea5t<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<h2 id=\"TinoMail:_Gi\u1ea3i_ph\u00e1p_Email_Doanh_nghi\u1ec7p_An_to\u00e0n_&#8211;_Th\u00f4ng_minh_&#8211;_Ti\u1ebft_ki\u1ec7m\">TinoMail: Gi\u1ea3i ph\u00e1p Email Doanh nghi\u1ec7p An to\u00e0n &#8211; Th\u00f4ng minh &#8211; Ti\u1ebft ki\u1ec7m<\/h2>\n\n\n\n<p>B\u1ea1n mu\u1ed1n n\u00e2ng t\u1ea7m uy t\u00edn th\u01b0\u01a1ng hi\u1ec7u b\u1eb1ng email t\u00ean mi\u1ec1n ri\u00eang nh\u01b0ng e ng\u1ea1i chi ph\u00ed \u0111\u1eaft \u0111\u1ecf c\u1ee7a Google hay Microsoft? <strong>TinoMail<\/strong> ch\u00ednh l\u00e0 c\u00e2u tr\u1ea3 l\u1eddi ho\u00e0n h\u1ea3o.<\/p>\n\n\n\n<p>Vi\u1ec7c thi\u1ebft l\u1eadp email t\u00ean mi\u1ec1n ri\u00eang ch\u01b0a bao gi\u1edd d\u1ec5 d\u00e0ng \u0111\u1ebfn th\u1ebf. V\u1edbi TinoMail, doanh nghi\u1ec7p kh\u00f4ng ch\u1ec9 ti\u1ebft ki\u1ec7m t\u1ed1i \u0111a chi ph\u00ed v\u1eadn h\u00e0nh m\u00e0 c\u00f2n an t\u00e2m tuy\u1ec7t \u0111\u1ed1i nh\u1edd h\u1ec7 th\u1ed1ng b\u1ea3o m\u1eadt v\u01b0\u1ee3t tr\u1ed9i v\u00e0 kh\u1ea3 n\u0103ng \u0111\u1ed3ng b\u1ed9 linh ho\u1ea1t.<\/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\/cau-hinh-email-ten-mien-rieng-tren-cloudflare-3.png\" alt=\"TinoMail: Gi\u1ea3i ph\u00e1p Email Doanh nghi\u1ec7p An to\u00e0n - Th\u00f4ng minh - Ti\u1ebft ki\u1ec7m\" class=\"wp-image-121730\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/cau-hinh-email-ten-mien-rieng-tren-cloudflare-3.png 700w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/12\/cau-hinh-email-ten-mien-rieng-tren-cloudflare-3-300x161.png 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><figcaption class=\"wp-element-caption\"><strong>TinoMail: Gi\u1ea3i ph\u00e1p Email Doanh nghi\u1ec7p An to\u00e0n &#8211; Th\u00f4ng minh &#8211; Ti\u1ebft ki\u1ec7m<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n<p><strong>T\u1ea1i sao h\u01a1n 10.000+ kh\u00e1ch h\u00e0ng tin ch\u1ecdn TinoMail?<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>T\u1ed1i \u01b0u chi ph\u00ed v\u1eadn h\u00e0nh:<\/strong> Ch\u1ec9 v\u1edbi <strong>39.000\u0111\/th\u00e1ng<\/strong>, doanh nghi\u1ec7p s\u1edf h\u1eefu ngay g\u00f3i &#8220;Kh\u1edfi nghi\u1ec7p&#8221; v\u1edbi dung l\u01b0\u1ee3ng l\u01b0u tr\u1eef <strong>20GB<\/strong>, cho ph\u00e9p t\u1ea1o \u0111\u1ebfn <strong>10 t\u00e0i kho\u1ea3n email<\/strong> v\u00e0 h\u1ed7 tr\u1ee3 \u0111\u1ea7y \u0111\u1ee7 c\u00e1c t\u00ednh n\u0103ng Forwarder\/Alias kh\u00f4ng gi\u1edbi h\u1ea1n.<\/li>\n\n\n\n<li><strong>B\u1ea3o m\u1eadt \u0111a l\u1edbp v\u01b0\u1ee3t tr\u1ed9i:<\/strong> H\u1ec7 th\u1ed1ng \u0111\u01b0\u1ee3c trang b\u1ecb c\u00e1c chu\u1ea9n x\u00e1c th\u1ef1c qu\u1ed1c t\u1ebf nh\u01b0 <strong>DKIM, DMARC, SPF<\/strong> gi\u00fap t\u0103ng \u0111\u1ed9 uy t\u00edn cho th\u01b0 g\u1eedi \u0111i, k\u1ebft h\u1ee3p c\u00f9ng b\u1ed9 l\u1ecdc <strong>ch\u1ed1ng spam, virus v\u00e0 bomb mail<\/strong> m\u1ea1nh m\u1ebd, gi\u1eef cho h\u1ed9p th\u01b0 \u0111\u1ebfn lu\u00f4n s\u1ea1ch s\u1ebd v\u00e0 an to\u00e0n.<\/li>\n\n\n\n<li><strong>Ti\u00ean phong \u1ee9ng d\u1ee5ng AI:<\/strong> TinoMail t\u00edch h\u1ee3p c\u00f4ng ngh\u1ec7 <strong>AI h\u1ed7 tr\u1ee3 so\u1ea1n th\u1ea3o<\/strong> (t\u00ednh n\u0103ng Beta), gi\u00fap ng\u01b0\u1eddi d\u00f9ng vi\u1ebft email nhanh h\u01a1n, chuy\u00ean nghi\u1ec7p h\u01a1n m\u00e0 kh\u00f4ng t\u1ed1n nhi\u1ec1u c\u00f4ng s\u1ee9c.<\/li>\n\n\n\n<li><strong>\u0110\u1ed3ng b\u1ed9 linh ho\u1ea1t m\u1ecdi n\u1ec1n t\u1ea3ng:<\/strong> H\u1ed7 tr\u1ee3 tr\u1ecdn v\u1eb9n c\u00e1c giao th\u1ee9c <strong>IMAP, POP3, SMTP<\/strong>, \u0111\u1ea3m b\u1ea3o k\u1ebft n\u1ed1i m\u01b0\u1ee3t m\u00e0 v\u1edbi Outlook, Apple Mail, Thunderbird v\u00e0 c\u00f3 \u1ee9ng d\u1ee5ng ri\u00eang tr\u00ean c\u1ea3 <strong>iOS l\u1eabn Android<\/strong>.<\/li>\n\n\n\n<li><strong>Qu\u1ea3n tr\u1ecb d\u1ec5 d\u00e0ng:<\/strong> B\u1ea3ng \u0111i\u1ec1u khi\u1ec3n tr\u1ef1c quan, cho ph\u00e9p thi\u1ebft l\u1eadp x\u00e1c th\u1ef1c 2 b\u01b0\u1edbc (2FA), t\u1ea1o m\u1eadt kh\u1ea9u \u1ee9ng d\u1ee5ng v\u00e0 t\u00f9y bi\u1ebfn giao di\u1ec7n (Custom Layout) ch\u1ec9 v\u1edbi v\u00e0i c\u00fa click chu\u1ed9t.<\/li>\n\n\n\n<li>H\u1ed7 tr\u1ee3 24\/7: \u0110\u1ed9i ng\u0169 k\u1ef9 thu\u1eadt c\u1ee7a Tino cam k\u1ebft h\u1ed7 tr\u1ee3 b\u1ea1n m\u1ecdi l\u00fac m\u1ecdi n\u01a1i, tr\u1ea3 l\u1eddi ticket d\u01b0\u1edbi 5 ph\u00fat.<\/li>\n<\/ul>\n\n\n\n<p>\u0110\u1eebng b\u1ecf l\u1ee1 c\u01a1 h\u1ed9i chuy\u00ean nghi\u1ec7p h\u00f3a giao ti\u1ebfp v\u1edbi kh\u00e1ch h\u00e0ng ngay h\u00f4m nay!<\/p>\n\n\n\n<p>\ud83d\udc49 <strong><a target=\"_blank\" rel=\"noreferrer noopener\" href=\"https:\/\/tino.vn\/tino-mail\">Kh\u00e1m ph\u00e1 b\u1ea3ng gi\u00e1 TinoMail t\u1ea1i \u0111\u00e2y<\/a><\/strong><\/p>\n\n\n\n<h3 id=\"K\u1ebft_lu\u1eadn\"><strong>K\u1ebft lu\u1eadn<\/strong><\/h3>\n\n\n\n<p>C\u1ea5u h\u00ecnh DNS cho email t\u00ean mi\u1ec1n ri\u00eang tr\u00ean Cloudflare l\u00e0 n\u1ec1n t\u1ea3ng v\u1eefng ch\u1eafc \u0111\u1ec3 b\u1ea3o v\u1ec7 lu\u1ed3ng th\u00f4ng tin li\u00ean l\u1ea1c c\u1ee7a doanh nghi\u1ec7p. Vi\u1ec7c thi\u1ebft l\u1eadp \u0111\u1ea7y \u0111\u1ee7 v\u00e0 chu\u1ea9n x\u00e1c c\u00e1c b\u1ea3n ghi s\u1ebd gi\u00fap kh\u1eb3ng \u0111\u1ecbnh danh t\u00ednh c\u1ee7a t\u00ean mi\u1ec1n, \u0111\u1ed3ng th\u1eddi ng\u0103n ch\u1eb7n t\u1ed1i \u0111a r\u1ee7i ro b\u1ecb gi\u1ea3 m\u1ea1o email. Hy v\u1ecdng b\u00e0i vi\u1ebft \u0111\u00e3 mang \u0111\u1ebfn c\u00e1i nh\u00ecn to\u00e0n di\u1ec7n v\u00e0 h\u1ed7 tr\u1ee3 b\u1ea1n thao t\u00e1c th\u00e0nh c\u00f4ng tr\u00ean h\u1ec7 th\u1ed1ng. H\u00e3y th\u01b0\u1eddng xuy\u00ean ki\u1ec3m tra l\u1ea1i c\u00e1c c\u1ea5u h\u00ecnh n\u00e0y \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o d\u1ecbch v\u1ee5 lu\u00f4n ho\u1ea1t \u0111\u1ed9ng \u1edf tr\u1ea1ng th\u00e1i t\u1ed1t nh\u1ea5t.<\/p>\n\n\n\n<h2 id=\"Nh\u1eefng_c\u00e2u_h\u1ecfi_th\u01b0\u1eddng_g\u1eb7p\"><a id=\"post-121710-_ykt6gf3qkmtb\"><\/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\u1ea1i_sao_t\u00f4i_kh\u00f4ng_nh\u1eadn_\u0111\u01b0\u1ee3c_email_sau_khi_chuy\u1ec3n_DNS_v\u1ec1_Cloudflare?\">T\u1ea1i sao t\u00f4i kh\u00f4ng nh\u1eadn \u0111\u01b0\u1ee3c email sau khi chuy\u1ec3n DNS v\u1ec1 Cloudflare?<\/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>Nguy\u00ean nh\u00e2n ph\u1ed5 bi\u1ebfn nh\u1ea5t l\u00e0 do ng\u01b0\u1eddi qu\u1ea3n tr\u1ecb \u0111\u00e3 b\u1eadt ch\u1ebf \u0111\u1ed9 Proxy (\u0111\u00e1m m\u00e2y m\u00e0u cam) cho b\u1ea3n ghi MX ho\u1eb7c b\u1ea3n ghi mail. Cloudflare m\u1eb7c \u0111\u1ecbnh ch\u1eb7n c\u00e1c c\u1ed5ng k\u1ebft n\u1ed1i email khi \u1edf ch\u1ebf \u0111\u1ed9 Proxy. \u0110\u1ec3 kh\u1eafc ph\u1ee5c, h\u00e3y truy c\u1eadp ph\u1ea7n DNS v\u00e0 chuy\u1ec3n tr\u1ea1ng th\u00e1i c\u1ee7a c\u00e1c b\u1ea3n ghi n\u00e0y sang &#8220;DNS Only&#8221;.<\/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=\"C\u1ea7n_bao_l\u00e2u_\u0111\u1ec3_vi\u1ec7c_c\u1ea5u_h\u00ecnh_DNS_c\u00f3_hi\u1ec7u_l\u1ef1c_ho\u00e0n_to\u00e0n?\">C\u1ea7n bao l\u00e2u \u0111\u1ec3 vi\u1ec7c c\u1ea5u h\u00ecnh DNS c\u00f3 hi\u1ec7u l\u1ef1c ho\u00e0n to\u00e0n?<\/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\u00f4ng th\u01b0\u1eddng, h\u1ec7 th\u1ed1ng Cloudflare c\u1eadp nh\u1eadt r\u1ea5t nhanh, ch\u1ec9 m\u1ea5t v\u00e0i ph\u00fat. Tuy nhi\u00ean, th\u1eddi gian \u0111\u1ec3 c\u00e1c m\u00e1y ch\u1ee7 DNS tr\u00ean to\u00e0n c\u1ea7u \u0111\u1ed3ng b\u1ed9 h\u00f3a d\u1eef li\u1ec7u m\u1edbi c\u00f3 th\u1ec3 k\u00e9o d\u00e0i t\u1eeb 1 gi\u1edd \u0111\u1ebfn 24 gi\u1edd. Trong kho\u1ea3ng th\u1eddi gian n\u00e0y, ho\u1ea1t \u0111\u1ed9ng g\u1eedi nh\u1eadn th\u01b0 c\u00f3 th\u1ec3 ch\u01b0a \u1ed5n \u0111\u1ecbnh.<\/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=\"S\u1ef1_kh\u00e1c_bi\u1ec7t_gi\u1eefa_&quot;Proxied&quot;_v\u00e0_&quot;DNS_Only&quot;_l\u00e0_g\u00ec?_\">S\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa &quot;Proxied&quot; v\u00e0 &quot;DNS Only&quot; l\u00e0 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>&#8220;Proxied&#8221; (\u0110\u00e1m m\u00e2y cam) gi\u00fap \u1ea9n IP g\u1ed1c v\u00e0 b\u1ea3o v\u1ec7 website qua l\u1edbp t\u01b0\u1eddng l\u1eeda c\u1ee7a Cloudflare, nh\u01b0ng ch\u1ec9 h\u1ed7 tr\u1ee3 giao th\u1ee9c web (HTTP\/HTTPS). &#8220;DNS Only&#8221; ch\u1ec9 th\u1ef1c hi\u1ec7n ch\u1ee9c n\u0103ng ph\u00e2n gi\u1ea3i t\u00ean mi\u1ec1n th\u00e0nh IP m\u00e0 kh\u00f4ng qua trung gian b\u1ea3o m\u1eadt, cho ph\u00e9p k\u1ebft n\u1ed1i tr\u1ef1c ti\u1ebfp \u0111\u1ebfn m\u00e1y ch\u1ee7, \u0111i\u1ec1u n\u00e0y b\u1eaft bu\u1ed9c \u0111\u1ed1i v\u1edbi c\u00e1c d\u1ecbch v\u1ee5 email.<\/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_email_g\u1eedi_\u0111i_v\u1eabn_b\u1ecb_v\u00e0o_Spam_d\u00f9_\u0111\u00e3_c\u1ea5u_h\u00ecnh_tr\u00ean_Cloudflare?_\">T\u1ea1i sao email g\u1eedi \u0111i v\u1eabn b\u1ecb v\u00e0o Spam d\u00f9 \u0111\u00e3 c\u1ea5u h\u00ecnh tr\u00ean Cloudflare? <\/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>Cloudflare ch\u1ec9 gi\u00fap \u0111\u1ecbnh tuy\u1ebfn t\u00ean mi\u1ec1n. Vi\u1ec7c email v\u00e0o Spam ph\u1ee5 thu\u1ed9c v\u00e0o uy t\u00edn c\u1ee7a IP m\u00e1y ch\u1ee7 g\u1eedi th\u01b0 v\u00e0 c\u00e1c b\u1ea3n ghi x\u00e1c th\u1ef1c. H\u00e3y ki\u1ec3m tra k\u1ef9 xem b\u1ea1n \u0111\u00e3 th\u00eam \u0111\u1ea7y \u0111\u1ee7 b\u1ea3n ghi SPF, DKIM v\u00e0 DMARC trong ph\u1ea7n DNS c\u1ee7a Cloudflare hay ch\u01b0a. Thi\u1ebfu c\u00e1c b\u1ea3n ghi n\u00e0y l\u00e0 l\u00fd do h\u00e0ng \u0111\u1ea7u khi\u1ebfn th\u01b0 b\u1ecb \u0111\u00e1nh d\u1ea5u l\u00e0 r\u00e1c.<\/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_l\u1ee1_x\u00f3a_m\u1ea5t_b\u1ea3n_ghi_DNS_c\u0169_khi_th\u00eam_v\u00e0o_Cloudflare,_c\u00f3_kh\u00f4i_ph\u1ee5c_\u0111\u01b0\u1ee3c_kh\u00f4ng?_\">T\u00f4i l\u1ee1 x\u00f3a m\u1ea5t b\u1ea3n ghi DNS c\u0169 khi th\u00eam v\u00e0o Cloudflare, c\u00f3 kh\u00f4i ph\u1ee5c \u0111\u01b0\u1ee3c 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>N\u1ebfu kh\u00f4ng sao l\u01b0u tr\u01b0\u1edbc \u0111\u00f3, vi\u1ec7c kh\u00f4i ph\u1ee5c t\u1ef1 \u0111\u1ed9ng l\u00e0 r\u1ea5t kh\u00f3. B\u1ea1n c\u1ea7n li\u00ean h\u1ec7 v\u1edbi nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 email ho\u1eb7c hosting \u0111\u1ec3 xin l\u1ea1i danh s\u00e1ch c\u00e1c b\u1ea3n ghi DNS chu\u1ea9n (MX, A, SPF&#8230;), sau \u0111\u00f3 nh\u1eadp th\u1ee7 c\u00f4ng l\u1ea1i v\u00e0o h\u1ec7 th\u1ed1ng Cloudflare.<\/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=\"D\u1ecbch_v\u1ee5_DNS_c\u1ee7a_Cloudflare_c\u00f3_t\u00ednh_ph\u00ed_duy_tr\u00ec_kh\u00f4ng?\">D\u1ecbch v\u1ee5 DNS c\u1ee7a Cloudflare c\u00f3 t\u00ednh ph\u00ed duy tr\u00ec 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>\u0110\u1ed1i v\u1edbi nhu c\u1ea7u qu\u1ea3n l\u00fd DNS v\u00e0 email c\u01a1 b\u1ea3n, g\u00f3i Free (Mi\u1ec5n ph\u00ed) c\u1ee7a Cloudflare l\u00e0 ho\u00e0n to\u00e0n \u0111\u1ee7 d\u00f9ng v\u00e0 kh\u00f4ng ph\u00e1t sinh chi ph\u00ed duy tr\u00ec. 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Cloudflare m\u1eb7c \u0111\u1ecbnh ch\u1eb7n c\u00e1c c\u1ed5ng k\u1ebft n\u1ed1i email khi \u1edf ch\u1ebf \u0111\u1ed9 Proxy. \u0110\u1ec3 kh\u1eafc ph\u1ee5c, h\u00e3y truy c\u1eadp ph\u1ea7n DNS v\u00e0 chuy\u1ec3n tr\u1ea1ng th\u00e1i c\u1ee7a c\u00e1c b\u1ea3n ghi n\u00e0y sang \\\"DNS Only\\\".<\/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\": \"C\u1ea7n bao l\u00e2u \u0111\u1ec3 vi\u1ec7c c\u1ea5u h\u00ecnh DNS c\u00f3 hi\u1ec7u l\u1ef1c ho\u00e0n to\u00e0n?\",\n\t\t\t\t\"acceptedAnswer\": {\n\t\t\t\t\t\"@type\": \"Answer\",\n\t\t\t\t\t\"text\": \"<p>Th\u00f4ng th\u01b0\u1eddng, h\u1ec7 th\u1ed1ng Cloudflare c\u1eadp nh\u1eadt r\u1ea5t nhanh, ch\u1ec9 m\u1ea5t v\u00e0i ph\u00fat. Tuy nhi\u00ean, th\u1eddi gian \u0111\u1ec3 c\u00e1c m\u00e1y ch\u1ee7 DNS tr\u00ean to\u00e0n c\u1ea7u \u0111\u1ed3ng b\u1ed9 h\u00f3a d\u1eef li\u1ec7u m\u1edbi c\u00f3 th\u1ec3 k\u00e9o d\u00e0i t\u1eeb 1 gi\u1edd \u0111\u1ebfn 24 gi\u1edd. 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Vi\u1ec7c email v\u00e0o Spam ph\u1ee5 thu\u1ed9c v\u00e0o uy t\u00edn c\u1ee7a IP m\u00e1y ch\u1ee7 g\u1eedi th\u01b0 v\u00e0 c\u00e1c b\u1ea3n ghi x\u00e1c th\u1ef1c. H\u00e3y ki\u1ec3m tra k\u1ef9 xem b\u1ea1n \u0111\u00e3 th\u00eam \u0111\u1ea7y \u0111\u1ee7 b\u1ea3n ghi SPF, DKIM v\u00e0 DMARC trong ph\u1ea7n DNS c\u1ee7a Cloudflare hay ch\u01b0a. 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Doanh nghi\u1ec7p ch\u1ec9 c\u1ea7n tr\u1ea3 ph\u00ed cho nh\u00e0 cung c\u1ea5p t\u00ean mi\u1ec1n v\u00e0 d\u1ecbch v\u1ee5 email hosting (nh\u01b0 TinoMail) m\u00e0 th\u00f4i.<\/p>\"\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>Khi s\u1eed d\u1ee5ng Cloudflare l\u00e0m trung gian qu\u1ea3n l\u00fd t\u00ean mi\u1ec1n, vi\u1ec7c thi\u1ebft l\u1eadp ch\u00ednh x\u00e1c c\u00e1c b\u1ea3n ghi DNS cho d\u1ecbch v\u1ee5 email l\u00e0 b\u01b0\u1edbc k\u1ef9 thu\u1eadt b\u1eaft bu\u1ed9c \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o lu\u1ed3ng th\u01b0 t\u1eeb \u0111\u01b0\u1ee3c g\u1eedi v\u00e0 nh\u1eadn th\u00f4ng su\u1ed1t. M\u1ed9t h\u1ec7 th\u1ed1ng DNS \u0111\u01b0\u1ee3c c\u1ea5u h\u00ecnh sai l\u1ec7ch kh\u00f4ng ch\u1ec9 khi\u1ebfn email [&hellip;]<\/p>\n","protected":false},"author":23,"featured_media":121731,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6522],"tags":[7488],"class_list":["post-121710","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ten-mien-email","tag-email-ten-mien-rieng-tren-cloudflare"],"_links":{"self":[{"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/posts\/121710","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=121710"}],"version-history":[{"count":1,"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/posts\/121710\/revisions"}],"predecessor-version":[{"id":121732,"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/posts\/121710\/revisions\/121732"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/media\/121731"}],"wp:attachment":[{"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/media?parent=121710"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/categories?post=121710"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/tino.vn\/blog\/wp-json\/wp\/v2\/tags?post=121710"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}