{"id":116037,"date":"2025-06-23T18:50:06","date_gmt":"2025-06-23T11:50:06","guid":{"rendered":"https:\/\/tino.vn\/blog\/?p=116037"},"modified":"2026-10-28T11:39:49","modified_gmt":"2026-10-28T04:39:49","slug":"cach-tao-subdomain","status":"publish","type":"post","link":"https:\/\/tino.vn\/blog\/cach-tao-subdomain\/","title":{"rendered":"H\u01b0\u1edbng d\u1eabn c\u00e1ch t\u1ea1o subdomain tr\u00ean cPanel [c\u1eadp nh\u1eadt 2026]"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\"><strong>\u0110\u1ec3 t\u1ea1o subdomain tr\u00ean cPanel, \u0111\u0103ng nh\u1eadp cPanel, v\u00e0o <em>Domains<\/em>, ch\u1ecdn <em>Create A New Domain<\/em>, nh\u1eadp t\u00ean d\u1ea1ng <code>blog.tenmiencuaban.vn<\/code>, b\u1ecf ch\u1ecdn <em>Share document root<\/em> \u0111\u1ec3 subdomain c\u00f3 th\u01b0 m\u1ee5c ri\u00eang r\u1ed3i b\u1ea5m <em>Submit<\/em>.<\/strong> To\u00e0n b\u1ed9 thao t\u00e1c m\u1ea5t v\u00e0i ph\u00fat; ph\u1ea7n l\u00e2u h\u01a1n l\u00e0 ch\u1edd b\u1ea3n ghi DNS c\u00f3 hi\u1ec7u l\u1ef1c.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Subdomain l\u00e0 nh\u00e1nh c\u1ee7a <a href=\"https:\/\/tino.vn\/blog\/ten-mien-la-gi\/\">t\u00ean mi\u1ec1n<\/a> ch\u00ednh, ho\u1ea1t \u0111\u1ed9ng nh\u1edd m\u1ed9t b\u1ea3n ghi <a href=\"https:\/\/tino.vn\/blog\/dns-la-gi\/\">DNS<\/a> tr\u1ecf v\u1ec1 m\u00e1y ch\u1ee7. B\u00e0i vi\u1ebft g\u1ed3m \u0111i\u1ec1u ki\u1ec7n c\u1ea7n, c\u00e1c b\u01b0\u1edbc t\u1ea1o tr\u00ean cPanel, c\u00e1ch tr\u1ecf subdomain khi DNS qu\u1ea3n l\u00fd \u1edf n\u01a1i kh\u00e1c v\u00e0 c\u00e1ch b\u1eadt SSL cho subdomain.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><em>C\u1eadp nh\u1eadt 10\/2026: \u1ea3nh ch\u1ee5p tr\u00ean cPanel giao di\u1ec7n Jupiter (6\/2025). Theo <a href=\"https:\/\/docs.cpanel.net\/cpanel\/domains\/domains\/\" target=\"_blank\" rel=\"noopener nofollow\">t\u00e0i li\u1ec7u Domains c\u1ee7a cPanel<\/a> (b\u1ea3n 138, c\u1eadp nh\u1eadt 22\/07\/2026), subdomain v\u1eabn \u0111\u01b0\u1ee3c t\u1ea1o b\u1eb1ng n\u00fat Create A New Domain nh\u01b0 trong \u1ea3nh; m\u1ee5c Subdomains ri\u00eang \u1edf c\u00e1c b\u1ea3n cPanel c\u0169 kh\u00f4ng c\u00f2n.<\/em><\/p>\n\n\n\n<h2 id=\"Subdomain_l\u00e0_g\u00ec?\">Subdomain l\u00e0 g\u00ec?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Subdomain l\u00e0 t\u00ean \u0111\u1ee9ng tr\u01b0\u1edbc t\u00ean mi\u1ec1n ch\u00ednh, v\u00ed d\u1ee5 <code>blog.example.com<\/code>, <code>shop.example.com<\/code>, d\u00f9ng \u0111\u1ec3 t\u00e1ch m\u1ed9t ph\u1ea7n website m\u00e0 kh\u00f4ng \u0111\u0103ng k\u00fd t\u00ean mi\u1ec1n m\u1edbi. C\u1ea5u tr\u00fac, c\u00e1ch ho\u1ea1t \u0111\u1ed9ng v\u00e0 l\u00fac n\u00ean ch\u1ecdn subdomain hay th\u01b0 m\u1ee5c con \u0111\u01b0\u1ee3c gi\u1ea3i th\u00edch trong b\u00e0i <a href=\"https:\/\/tino.vn\/blog\/subdomain-la-gi\/\">subdomain l\u00e0 g\u00ec<\/a>.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"700\" height=\"375\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/06\/cach-tao-subdomain-1.png\" alt=\"C\u1ea5u tr\u00fac blog.yourdomain.com: blog l\u00e0 subdomain, yourdomain l\u00e0 t\u00ean mi\u1ec1n c\u1ea5p hai, .com l\u00e0 \u0111u\u00f4i t\u00ean mi\u1ec1n\" class=\"wp-image-116038\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/06\/cach-tao-subdomain-1.png 700w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/06\/cach-tao-subdomain-1-300x161.png 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><\/figure>\n\n\n\n<h3 id=\"L\u1ee3i_\u00edch_c\u1ee7a_vi\u1ec7c_s\u1eed_d\u1ee5ng_subdomain\">L\u1ee3i \u00edch c\u1ee7a vi\u1ec7c s\u1eed d\u1ee5ng subdomain<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>T\u1ed5 ch\u1ee9c n\u1ed9i dung:<\/strong> \u0111\u1eb7t blog, c\u1eeda h\u00e0ng, trang h\u1ed7 tr\u1ee3 \u1edf khu v\u1ef1c ri\u00eang.<\/li>\n\n\n<li><strong>Ti\u1ebft ki\u1ec7m chi ph\u00ed:<\/strong> kh\u00f4ng c\u1ea7n mua th\u00eam t\u00ean mi\u1ec1n cho t\u1eebng ph\u1ea7n.<\/li>\n\n\n<li><strong>Gi\u1eef th\u01b0\u01a1ng hi\u1ec7u:<\/strong> m\u1ecdi ph\u1ea7n \u0111\u1ec1u mang t\u00ean mi\u1ec1n ch\u00ednh.<\/li>\n\n\n<li><strong>Ki\u1ec3m th\u1eed:<\/strong> t\u1ea1o b\u1ea3n th\u1eed nghi\u1ec7m nh\u01b0 <code>dev.example.com<\/code> m\u00e0 kh\u00f4ng \u1ea3nh h\u01b0\u1edfng website ch\u00ednh.<\/li>\n<\/ul>\n\n\n\n<h2 id=\"\u0110i\u1ec1u_ki\u1ec7n_c\u1ea7n_tr\u01b0\u1edbc_khi_t\u1ea1o_subdomain_tr\u00ean_cPanel\">\u0110i\u1ec1u ki\u1ec7n c\u1ea7n tr\u01b0\u1edbc khi t\u1ea1o subdomain tr\u00ean cPanel<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Tr\u01b0\u1edbc khi t\u1ea1o subdomain tr\u00ean cPanel, b\u1ea1n c\u1ea7n ba th\u1ee9: t\u00ean mi\u1ec1n ch\u00ednh \u0111\u00e3 th\u00eam v\u00e0o t\u00e0i kho\u1ea3n hosting, quy\u1ec1n \u0111\u0103ng nh\u1eadp cPanel v\u00e0 g\u00f3i hosting c\u00f2n ch\u1ed7 th\u00eam t\u00ean mi\u1ec1n. N\u1ebfu thi\u1ebfu m\u1ed9t trong ba, n\u00fat t\u1ea1o s\u1ebd b\u00e1o l\u1ed7i ho\u1eb7c subdomain t\u1ea1o xong kh\u00f4ng truy c\u1eadp \u0111\u01b0\u1ee3c.<\/p>\n\n\n\n<h3 id=\"\u0110\u00e3_c\u00f3_t\u00ean_mi\u1ec1n_tr\u1ecf_v\u1ec1_hosting\">\u0110\u00e3 c\u00f3 t\u00ean mi\u1ec1n tr\u1ecf v\u1ec1 hosting<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">T\u00ean mi\u1ec1n ch\u00ednh ph\u1ea3i \u0111\u01b0\u1ee3c tr\u1ecf v\u1ec1 hosting \u0111ang d\u00f9ng cPanel, b\u1eb1ng nameserver c\u1ee7a hosting ho\u1eb7c b\u1ea3n ghi A v\u1ec1 IP hosting (<a href=\"https:\/\/tino.vn\/blog\/cach-them-ten-mien-moi-vao-hosting-cpanel\/\">c\u00e1ch th\u00eam t\u00ean mi\u1ec1n v\u00e0o hosting cPanel<\/a>). C\u00e1ch tr\u1ecf n\u00e0y quy\u1ebft \u0111\u1ecbnh b\u1ea3n ghi c\u1ee7a subdomain c\u00f3 \u0111\u01b0\u1ee3c t\u1ea1o t\u1ef1 \u0111\u1ed9ng hay kh\u00f4ng, xem m\u1ee5c tr\u1ecf subdomain b\u00ean d\u01b0\u1edbi.<\/p>\n\n\n\n<h3 id=\"C\u00f3_quy\u1ec1n_truy_c\u1eadp_v\u00e0o_cPanel\">C\u00f3 quy\u1ec1n truy c\u1eadp v\u00e0o cPanel<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">B\u1ea1n c\u1ea7n t\u00e0i kho\u1ea3n cPanel c\u1ee7a g\u00f3i hosting. Nh\u00e0 cung c\u1ea5p th\u01b0\u1eddng g\u1eedi \u0111\u01b0\u1eddng d\u1eabn, t\u00ean \u0111\u0103ng nh\u1eadp v\u00e0 m\u1eadt kh\u1ea9u qua email sau khi k\u00edch ho\u1ea1t d\u1ecbch v\u1ee5; v\u1edbi hosting t\u1ea1i Tino, xem <a href=\"https:\/\/tino.vn\/blog\/truy-cap-va-lay-thong-tin-hosting-tai-tino\/\">c\u00e1ch truy c\u1eadp v\u00e0 l\u1ea5y th\u00f4ng tin hosting<\/a>.<\/p>\n\n\n\n<h3 id=\"G\u00f3i_hosting_c\u00f2n_ch\u1ed7_th\u00eam_t\u00ean_mi\u1ec1n\">G\u00f3i hosting c\u00f2n ch\u1ed7 th\u00eam t\u00ean mi\u1ec1n<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">M\u1ed7i g\u00f3i hosting c\u00f3 gi\u1edbi h\u1ea1n s\u1ed1 t\u00ean mi\u1ec1n v\u00e0 subdomain \u0111\u01b0\u1ee3c th\u00eam. Khi t\u1ea1o, cPanel hi\u1ec3n th\u1ecb h\u1ea1n m\u1ee9c c\u00f2n l\u1ea1i; n\u1ebfu \u0111\u00e3 h\u1ebft, c\u1ea7n n\u00e2ng g\u00f3i ho\u1eb7c xo\u00e1 subdomain kh\u00f4ng d\u00f9ng.<\/p>\n\n\n\n<h2 id=\"H\u01b0\u1edbng_d\u1eabn_c\u00e1ch_t\u1ea1o_subdomain_tr\u00ean_cPanel_chi_ti\u1ebft\">H\u01b0\u1edbng d\u1eabn c\u00e1ch t\u1ea1o subdomain tr\u00ean cPanel chi ti\u1ebft<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">T\u1ea1o subdomain tr\u00ean cPanel g\u1ed3m b\u1ed1n b\u01b0\u1edbc: \u0111\u0103ng nh\u1eadp, m\u1edf m\u1ee5c Domains, \u0111i\u1ec1n t\u00ean subdomain c\u00f9ng th\u01b0 m\u1ee5c g\u1ed1c, r\u1ed3i b\u1ea5m Submit. V\u00ed d\u1ee5 d\u01b0\u1edbi \u0111\u00e2y t\u1ea1o <code>test.tunghuynhwiki.com<\/code> tr\u00ean t\u00e0i kho\u1ea3n demo c\u1ee7a t\u00e1c gi\u1ea3; b\u1ea1n thay b\u1eb1ng t\u00ean mi\u1ec1n c\u1ee7a m\u00ecnh.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>B\u01b0\u1edbc 1:<\/strong> \u0110\u0103ng nh\u1eadp v\u00e0o t\u00e0i kho\u1ea3n cPanel.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>B\u01b0\u1edbc 2:<\/strong> \u1ede trang ch\u00ednh cPanel, trong nh\u00f3m Domains, ch\u1ecdn <strong>Domains<\/strong>.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"1024\" height=\"580\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/06\/1-1024x580.png\" alt=\"Trang ch\u00ednh cPanel, nh\u00f3m Domains v\u1edbi m\u1ee5c Domains \u0111\u01b0\u1ee3c \u0111\u00e1nh d\u1ea5u b\u1eb1ng m\u0169i t\u00ean \u0111\u1ecf\" class=\"wp-image-116040\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/06\/1-1024x580.png 1024w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/06\/1-300x170.png 300w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/06\/1-768x435.png 768w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/06\/1.png 1142w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>B\u01b0\u1edbc 3:<\/strong> B\u1ea5m n\u00fat <strong>Create A New Domain<\/strong>.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"956\" height=\"534\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/06\/2-1.png\" alt=\"Danh s\u00e1ch t\u00ean mi\u1ec1n trong cPanel Domains v\u1edbi n\u00fat Create A New Domain \u1edf g\u00f3c ph\u1ea3i\" class=\"wp-image-116041\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/06\/2-1.png 956w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/06\/2-1-300x168.png 300w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/06\/2-1-768x429.png 768w\" sizes=\"(max-width: 956px) 100vw, 956px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Trong m\u00e0n h\u00ecnh Create a New Domain, \u0111i\u1ec1n hai tr\u01b0\u1eddng:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Domain:<\/strong> nh\u1eadp \u0111\u1ea7y \u0111\u1ee7 t\u00ean subdomain, v\u00ed d\u1ee5 <code>blog.tenmiencuaban.vn<\/code>.<\/li>\n\n\n<li><strong>Document Root:<\/strong> th\u01b0 m\u1ee5c ch\u1ee9a m\u00e3 ngu\u1ed3n c\u1ee7a subdomain. cPanel t\u1ef1 \u0111i\u1ec1n th\u01b0 m\u1ee5c tr\u00f9ng t\u00ean subdomain; v\u1edbi h\u1ea7u h\u1ebft tr\u01b0\u1eddng h\u1ee3p n\u00ean gi\u1eef m\u1eb7c \u0111\u1ecbnh.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u00d4 <strong>Share document root<\/strong> n\u1ebfu \u0111\u01b0\u1ee3c ch\u1ecdn s\u1ebd cho subdomain d\u00f9ng chung th\u01b0 m\u1ee5c v\u1edbi t\u00ean mi\u1ec1n ch\u00ednh, t\u1ee9c hi\u1ec3n th\u1ecb c\u00f9ng n\u1ed9i dung. B\u1ecf ch\u1ecdn \u00f4 n\u00e0y khi mu\u1ed1n subdomain c\u00f3 n\u1ed9i dung ri\u00eang; cPanel ghi ch\u00fa l\u1ef1a ch\u1ecdn chia s\u1ebb th\u01b0 m\u1ee5c l\u00e0 c\u1ed1 \u0111\u1ecbnh (This setting is permanent).<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"1024\" height=\"579\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/06\/3-1024x579.png\" alt=\"Form Create a New Domain: \u00f4 Domain nh\u1eadp test.tunghuynhwiki.com, \u00f4 Share document root b\u1ecf ch\u1ecdn, Document Root test.tunghuynhwiki.com v\u00e0 n\u00fat Submit\" class=\"wp-image-116042\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/06\/3-1024x579.png 1024w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/06\/3-300x170.png 300w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/06\/3-768x435.png 768w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/06\/3.png 1062w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>B\u01b0\u1edbc 4:<\/strong> B\u1ea5m <strong>Submit<\/strong>. cPanel b\u00e1o t\u1ea1o th\u00e0nh c\u00f4ng k\u00e8m \u0111\u01b0\u1eddng d\u1eabn th\u01b0 m\u1ee5c g\u1ed1c c\u1ee7a subdomain.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"783\" height=\"454\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/06\/4.png\" alt=\"Th\u00f4ng b\u00e1o Success: \u0111\u00e3 t\u1ea1o t\u00ean mi\u1ec1n test.tunghuynhwiki.com v\u1edbi document root \/home\/tunghuyn\/test.tunghuynhwiki.com\" class=\"wp-image-116043\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/06\/4.png 783w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/06\/4-300x174.png 300w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2025\/06\/4-768x445.png 768w\" sizes=\"(max-width: 783px) 100vw, 783px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Sau b\u01b0\u1edbc n\u00e0y, t\u1ea3i m\u00e3 ngu\u1ed3n v\u00e0o th\u01b0 m\u1ee5c v\u1eeba t\u1ea1o ho\u1eb7c c\u00e0i \u1ee9ng d\u1ee5ng b\u1eb1ng Softaculous. Mu\u1ed1n d\u1ef1ng website WordPress ri\u00eang, l\u00e0m ti\u1ebfp theo <a href=\"https:\/\/tino.vn\/blog\/cai-dat-wordpress-tren-subdomain\/\">h\u01b0\u1edbng d\u1eabn c\u00e0i WordPress tr\u00ean subdomain<\/a>.<\/p>\n\n\n\n<h2 id=\"C\u00e1ch_tr\u1ecf_subdomain_v\u1ec1_hosting_ho\u1eb7c_m\u00e1y_ch\u1ee7_kh\u00e1c\">C\u00e1ch tr\u1ecf subdomain v\u1ec1 hosting ho\u1eb7c m\u00e1y ch\u1ee7 kh\u00e1c<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Subdomain ch\u1ec9 truy c\u1eadp \u0111\u01b0\u1ee3c khi c\u00f3 b\u1ea3n ghi DNS tr\u1ecf \u0111\u00fang m\u00e1y ch\u1ee7. N\u1ebfu t\u00ean mi\u1ec1n d\u00f9ng nameserver c\u1ee7a hosting cPanel, b\u1ea3n ghi \u0111\u01b0\u1ee3c th\u00eam t\u1ef1 \u0111\u1ed9ng khi t\u1ea1o subdomain; n\u1ebfu DNS qu\u1ea3n l\u00fd \u1edf nh\u00e0 \u0111\u0103ng k\u00fd, Cloudflare hay n\u01a1i kh\u00e1c, b\u1ea1n ph\u1ea3i t\u1ef1 th\u00eam b\u1ea3n ghi A cho subdomain t\u1ea1i \u0111\u00f3.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"1400\" height=\"750\" src=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2026\/10\/cach-tao-subdomain-tro-ve-may-chu-khac.webp\" alt=\"S\u01a1 \u0111\u1ed3 hai tr\u01b0\u1eddng h\u1ee3p khi t\u1ea1o subdomain trong cPanel: nameserver \u1edf cPanel th\u00ec Zone Editor t\u1ef1 th\u00eam b\u1ea3n ghi blog A; nameserver \u1edf n\u01a1i kh\u00e1c th\u00ec ph\u1ea3i t\u1ef1 th\u00eam b\u1ea3n ghi blog A t\u1ea1i trang qu\u1ea3n l\u00fd DNS, ch\u1edd TTL r\u1ed3i c\u00e0i SSL\" class=\"wp-image-132592\" title=\"\" srcset=\"https:\/\/tino.vn\/blog\/wp-content\/uploads\/2026\/10\/cach-tao-subdomain-tro-ve-may-chu-khac.webp 1400w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2026\/10\/cach-tao-subdomain-tro-ve-may-chu-khac-300x161.webp 300w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2026\/10\/cach-tao-subdomain-tro-ve-may-chu-khac-1024x549.webp 1024w, https:\/\/tino.vn\/blog\/wp-content\/uploads\/2026\/10\/cach-tao-subdomain-tro-ve-may-chu-khac-768x411.webp 768w\" sizes=\"(max-width: 1400px) 100vw, 1400px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Th\u00eam b\u1ea3n ghi t\u1ea1i n\u01a1i \u0111ang qu\u1ea3n l\u00fd DNS c\u1ee7a t\u00ean mi\u1ec1n (ki\u1ec3m b\u1eb1ng <a href=\"https:\/\/tino.vn\/blog\/name-servers-la-gi\/\">nameserver<\/a> hi\u1ec7n t\u1ea1i):<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Type:<\/strong> A (ho\u1eb7c AAAA n\u1ebfu d\u00f9ng IPv6).<\/li>\n\n\n<li><strong>Name\/Host:<\/strong> ph\u1ea7n tr\u01b0\u1edbc t\u00ean mi\u1ec1n, v\u00ed d\u1ee5 <code>blog<\/code>.<\/li>\n\n\n<li><strong>Value\/Points to:<\/strong> \u0111\u1ecba ch\u1ec9 IP c\u1ee7a hosting ho\u1eb7c m\u00e1y ch\u1ee7 ch\u1ee9a subdomain.<\/li>\n\n\n<li><strong>TTL:<\/strong> \u0111\u1ec3 m\u1eb7c \u0111\u1ecbnh; gi\u00e1 tr\u1ecb nh\u1ecf gi\u00fap thay \u0111\u1ed5i sau n\u00e0y c\u00f3 hi\u1ec7u l\u1ef1c s\u1edbm h\u01a1n.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">N\u1ebfu subdomain tr\u1ecf t\u1edbi d\u1ecbch v\u1ee5 b\u00ean ngo\u00e0i c\u00f3 t\u00ean m\u00e1y ch\u1ee7 thay v\u00ec IP (v\u00ed d\u1ee5 n\u1ec1n t\u1ea3ng c\u1eeda h\u00e0ng, landing page), d\u00f9ng b\u1ea3n ghi <a href=\"https:\/\/tino.vn\/blog\/cname-la-gi\/\">CNAME<\/a>. Khi DNS \u1edf ch\u00ednh hosting, b\u1ea1n s\u1eeda b\u1ea3n ghi trong <a href=\"https:\/\/docs.cpanel.net\/cpanel\/domains\/zone-editor\/\" target=\"_blank\" rel=\"noopener nofollow\">Zone Editor c\u1ee7a cPanel<\/a>. Ki\u1ec3m b\u1ea3n ghi \u0111\u00e3 c\u00f3 hi\u1ec7u l\u1ef1c b\u1eb1ng l\u1ec7nh:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>nslookup blog.tenmiencuaban.vn 8.8.8.8<\/code><\/pre>\n\n\n\n<h2 id=\"C\u00e0i_SSL_(https)_cho_subdomain\">C\u00e0i SSL (https) cho subdomain<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Subdomain c\u1ea7n ch\u1ee9ng ch\u1ec9 SSL ri\u00eang ho\u1eb7c ch\u1ee9ng ch\u1ec9 wildcard. Tr\u00ean cPanel c\u00f3 AutoSSL, ch\u1ee9ng ch\u1ec9 th\u01b0\u1eddng \u0111\u01b0\u1ee3c c\u1ea5p t\u1ef1 \u0111\u1ed9ng sau khi b\u1ea3n ghi DNS c\u1ee7a subdomain \u0111\u00e3 tr\u1ecf \u0111\u00fang; n\u1ebfu ch\u01b0a th\u1ea5y, v\u00e0o <strong>SSL\/TLS Status<\/strong>, ch\u1ecdn subdomain r\u1ed3i b\u1ea5m <strong>Run AutoSSL<\/strong>. Xem th\u00eam <a href=\"https:\/\/tino.vn\/blog\/wildcard-ssl-la-gi\/\">wildcard SSL<\/a> n\u1ebfu d\u00f9ng nhi\u1ec1u subdomain.<\/p>\n\n\n\n<h2 id=\"L\u01b0u_\u00fd_sau_khi_t\u1ea1o_subdomain\">L\u01b0u \u00fd sau khi t\u1ea1o subdomain<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Sau khi t\u1ea1o, subdomain c\u1ea7n th\u1eddi gian \u0111\u1ec3 DNS c\u00f3 hi\u1ec7u l\u1ef1c v\u00e0 c\u1ea7n \u0111\u01b0\u1ee3c d\u1ecdn d\u1eb9p \u0111\u00fang c\u00e1ch khi kh\u00f4ng d\u00f9ng n\u1eefa. Ba l\u01b0u \u00fd d\u01b0\u1edbi \u0111\u00e2y gi\u00fap tr\u00e1nh l\u1ed7i kh\u00f4ng truy c\u1eadp \u0111\u01b0\u1ee3c v\u00e0 tr\u00e1nh \u0111\u1ec3 l\u1ea1i b\u1ea3n ghi tr\u1ecf t\u1edbi th\u01b0 m\u1ee5c ho\u1eb7c d\u1ecbch v\u1ee5 \u0111\u00e3 xo\u00e1, m\u1ed9t l\u1ed7i c\u1ea5u h\u00ecnh d\u1ec5 b\u1ecb l\u1ee3i d\u1ee5ng.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>B\u1ea3n ghi DNS m\u1edbi c\u1ea7n th\u1eddi gian \u0111\u1ec3 c\u00e1c m\u00e1y ch\u1ee7 DNS c\u1eadp nh\u1eadt, ph\u1ee5 thu\u1ed9c TTL c\u1ee7a b\u1ea3n ghi; trong l\u00fac ch\u1edd, subdomain c\u00f3 th\u1ec3 ch\u01b0a m\u1edf \u0111\u01b0\u1ee3c \u1edf m\u1ed9t s\u1ed1 m\u1ea1ng.<\/li>\n\n\n<li>N\u1ebfu mu\u1ed1n subdomain ch\u1ea1y tr\u00ean hosting kh\u00e1c, \u0111\u1ed5i b\u1ea3n ghi A c\u1ee7a subdomain sang IP hosting m\u1edbi thay v\u00ec t\u1ea1o tr\u00ean cPanel hi\u1ec7n t\u1ea1i.<\/li>\n\n\n<li>Xo\u00e1 th\u01b0 m\u1ee5c v\u00e0 b\u1ea3n ghi DNS khi b\u1ecf subdomain, tr\u00e1nh \u0111\u1ec3 b\u1ea3n ghi tr\u1ecf t\u1edbi d\u1ecbch v\u1ee5 \u0111\u00e3 xo\u00e1. Hi\u1ec3u th\u00eam v\u1ec1 b\u1ea3n ghi t\u1ea1i <a href=\"https:\/\/tino.vn\/blog\/dns-la-gi\/\">b\u00e0i DNS l\u00e0 g\u00ec<\/a>.<\/li>\n<\/ul>\n\n\n\n<h2 id=\"K\u1ebft_lu\u1eadn\">K\u1ebft lu\u1eadn<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">T\u1ea1o subdomain tr\u00ean cPanel ch\u1ec9 g\u1ed3m v\u00e0i thao t\u00e1c trong m\u1ee5c Domains; \u0111i\u1ec1u quy\u1ebft \u0111\u1ecbnh subdomain ch\u1ea1y \u0111\u01b0\u1ee3c hay kh\u00f4ng l\u00e0 b\u1ea3n ghi DNS v\u00e0 ch\u1ee9ng ch\u1ec9 SSL. Ki\u1ec3m nameserver tr\u01b0\u1edbc khi t\u1ea1o, b\u1ecf ch\u1ecdn Share document root khi c\u1ea7n n\u1ed9i dung ri\u00eang, r\u1ed3i ch\u1ea1y AutoSSL sau khi DNS \u0111\u00e3 tr\u1ecf \u0111\u00fang.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c b\u00e0i vi\u1ebft li\u00ean quan:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/tino.vn\/blog\/subdomain-la-gi\/\">Subdomain l\u00e0 g\u00ec<\/a><\/li>\n\n\n<li><a href=\"https:\/\/tino.vn\/blog\/cai-dat-wordpress-tren-subdomain\/\">C\u00e1ch c\u00e0i \u0111\u1eb7t WordPress tr\u00ean subdomain<\/a><\/li>\n\n\n<li><a href=\"https:\/\/tino.vn\/blog\/cach-them-ten-mien-moi-vao-hosting-cpanel\/\">C\u00e1ch th\u00eam t\u00ean mi\u1ec1n m\u1edbi v\u00e0o hosting cPanel<\/a><\/li>\n\n\n<li><a href=\"https:\/\/tino.vn\/blog\/aliases-trong-cpanel\/\">Aliases trong cPanel<\/a><\/li>\n\n\n<li><a href=\"https:\/\/tino.vn\/blog\/cpanel-la-gi\/\">cPanel l\u00e0 g\u00ec<\/a><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">C\u1ea7n t\u00ean mi\u1ec1n cho website? <a href=\"https:\/\/tino.vn\/ten-mien\">\u0110\u0103ng k\u00fd t\u00ean mi\u1ec1n t\u1ea1i Tino<\/a>: ki\u1ec3m tra t\u00ean mi\u1ec1n c\u00f2n tr\u1ed1ng, \u0111\u0103ng k\u00fd .vn v\u00e0 qu\u1ed1c t\u1ebf, qu\u1ea3n l\u00fd DNS trong m\u1ed9t t\u00e0i kho\u1ea3n. Xem gi\u00e1 tr\u00ean trang s\u1ea3n ph\u1ea9m.<\/p>\n\n\n\n<h2 id=\"C\u00e2u_h\u1ecfi_th\u01b0\u1eddng_g\u1eb7p\">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=\"L\u00e0m_th\u1ebf_n\u00e0o_\u0111\u1ec3_xo\u00e1_subdomain_tr\u00ean_cPanel?\">L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 xo\u00e1 subdomain tr\u00ean cPanel?<\/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 class=\"wp-block-paragraph\">V\u00e0o cPanel, m\u1edf Domains, t\u00ecm subdomain c\u1ea7n xo\u00e1 v\u00e0 ch\u1ecdn Manage, r\u1ed3i d\u00f9ng n\u00fat Remove Domain. Thao t\u00e1c n\u00e0y kh\u00f4ng xo\u00e1 m\u00e3 ngu\u1ed3n: v\u00e0o File Manager \u0111\u1ec3 xo\u00e1 th\u01b0 m\u1ee5c c\u1ee7a subdomain n\u1ebfu kh\u00f4ng d\u00f9ng n\u1eefa, v\u00e0 xo\u00e1 b\u1ea3n ghi DNS n\u1ebfu DNS qu\u1ea3n l\u00fd \u1edf n\u01a1i kh\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_c\u00f3_th\u1ec3_t\u1ea1o_bao_nhi\u00eau_subdomain?\">T\u00f4i c\u00f3 th\u1ec3 t\u1ea1o bao nhi\u00eau subdomain?<\/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 class=\"wp-block-paragraph\">S\u1ed1 subdomain ph\u1ee5 thu\u1ed9c h\u1ea1n m\u1ee9c t\u00ean mi\u1ec1n c\u1ee7a g\u00f3i hosting; cPanel hi\u1ec3n th\u1ecb h\u1ea1n m\u1ee9c c\u00f2n l\u1ea1i ngay trong m\u00e0n h\u00ecnh Create a New Domain. Chu\u1ea9n DNS kh\u00f4ng \u0111\u1eb7t tr\u1ea7n s\u1ed1 subdomain cho m\u1ed9t t\u00ean mi\u1ec1n.<\/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\u1ea1o_subdomain_xong_nh\u01b0ng_kh\u00f4ng_truy_c\u1eadp_\u0111\u01b0\u1ee3c_th\u00ec_l\u00e0m_sao?\">T\u1ea1o subdomain xong nh\u01b0ng kh\u00f4ng truy c\u1eadp \u0111\u01b0\u1ee3c th\u00ec 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 class=\"wp-block-paragraph\">Ki\u1ec3m theo th\u1ee9 t\u1ef1: b\u1ea3n ghi DNS c\u1ee7a subdomain \u0111\u00e3 tr\u1ecf v\u1ec1 IP hosting ch\u01b0a (d\u00f9ng nslookup), \u0111\u00e3 h\u1ebft th\u1eddi gian ch\u1edd theo TTL ch\u01b0a, th\u01b0 m\u1ee5c g\u1ed1c c\u00f3 t\u1ec7p index ch\u01b0a, v\u00e0 ch\u1ee9ng ch\u1ec9 SSL \u0111\u00e3 c\u1ea5p ch\u01b0a n\u1ebfu b\u1ea1n m\u1edf b\u1eb1ng https. Ph\u1ea7n l\u1edbn tr\u01b0\u1eddng h\u1ee3p do thi\u1ebfu b\u1ea3n ghi khi DNS qu\u1ea3n l\u00fd ngo\u00e0i hosting.<\/p>\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\": \"L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 xo\u00e1 subdomain tr\u00ean cPanel?\",\n\t\t\t\t\"acceptedAnswer\": {\n\t\t\t\t\t\"@type\": \"Answer\",\n\t\t\t\t\t\"text\": \"<p>V\u00e0o cPanel, m\u1edf Domains, t\u00ecm subdomain c\u1ea7n xo\u00e1 v\u00e0 ch\u1ecdn Manage, r\u1ed3i d\u00f9ng n\u00fat Remove Domain. Thao t\u00e1c n\u00e0y kh\u00f4ng xo\u00e1 m\u00e3 ngu\u1ed3n: v\u00e0o File Manager \u0111\u1ec3 xo\u00e1 th\u01b0 m\u1ee5c c\u1ee7a subdomain n\u1ebfu kh\u00f4ng d\u00f9ng n\u1eefa, v\u00e0 xo\u00e1 b\u1ea3n ghi DNS n\u1ebfu DNS qu\u1ea3n l\u00fd \u1edf n\u01a1i kh\u00e1c.<\/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 t\u1ea1o bao nhi\u00eau subdomain?\",\n\t\t\t\t\"acceptedAnswer\": {\n\t\t\t\t\t\"@type\": \"Answer\",\n\t\t\t\t\t\"text\": \"<p>S\u1ed1 subdomain ph\u1ee5 thu\u1ed9c h\u1ea1n m\u1ee9c t\u00ean mi\u1ec1n c\u1ee7a g\u00f3i hosting; cPanel hi\u1ec3n th\u1ecb h\u1ea1n m\u1ee9c c\u00f2n l\u1ea1i ngay trong m\u00e0n h\u00ecnh Create a New Domain. 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