{"id":12852,"date":"2025-06-24T10:58:31","date_gmt":"2025-06-24T02:58:31","guid":{"rendered":"https:\/\/www.quape.com\/?p=12852"},"modified":"2025-10-08T11:55:01","modified_gmt":"2025-10-08T03:55:01","slug":"what-is-a-subdomain","status":"publish","type":"post","link":"https:\/\/www.quape.com\/vi\/what-is-a-subdomain\/","title":{"rendered":"T\u00ean mi\u1ec1n ph\u1ee5 l\u00e0 g\u00ec? C\u00e1ch th\u1ee9c ho\u1ea1t \u0111\u1ed9ng v\u00e0 t\u1ea7m quan tr\u1ecdng c\u1ee7a n\u00f3"},"content":{"rendered":"<div id=\"bsf_rt_marker\"><\/div><p data-start=\"116\" data-end=\"649\">Trong b\u1ed1i c\u1ea3nh k\u1ef9 thu\u1eadt s\u1ed1 ng\u00e0y nay, vi\u1ec7c t\u1ed5 ch\u1ee9c v\u00e0 m\u1edf r\u1ed9ng quy m\u00f4 website hi\u1ec7u qu\u1ea3 l\u00e0 v\u00f4 c\u00f9ng quan tr\u1ecdng, \u0111\u1eb7c bi\u1ec7t n\u1ebfu b\u1ea1n \u0111ang \u0111i\u1ec1u h\u00e0nh m\u1ed9t doanh nghi\u1ec7p \u0111ang ph\u00e1t tri\u1ec3n, qu\u1ea3n l\u00fd nhi\u1ec1u d\u1ecbch v\u1ee5 ho\u1eb7c nh\u1eafm \u0111\u1ebfn nhi\u1ec1u \u0111\u1ed1i t\u01b0\u1ee3ng kh\u00e1ch h\u00e0ng kh\u00e1c nhau. M\u1ed9t c\u00f4ng c\u1ee5 m\u1ea1nh m\u1ebd nh\u01b0ng th\u01b0\u1eddng b\u1ecb b\u1ecf qua \u0111\u1ec3 x\u00e2y d\u1ef1ng c\u1ea5u tr\u00fac hi\u1ec7n di\u1ec7n tr\u1ef1c tuy\u1ebfn c\u1ee7a b\u1ea1n ch\u00ednh l\u00e0 t\u00ean mi\u1ec1n ph\u1ee5.<\/p>\n<p data-start=\"116\" data-end=\"649\">Cho d\u00f9 b\u1ea1n c\u00f3 nh\u1eadn th\u1ea5y c\u00e1c URL nh\u01b0 <code data-start=\"447\" data-end=\"465\">blog.example.com<\/code> ho\u1eb7c <code data-start=\"469\" data-end=\"487\">shop.example.com<\/code>ho\u1eb7c b\u1ea1n \u0111ang kh\u00e1m ph\u00e1 nh\u1eefng c\u00e1ch \u0111\u1ec3 m\u1edf r\u1ed9ng trang web c\u1ee7a m\u00ecnh, vi\u1ec7c hi\u1ec3u c\u00e1ch th\u1ee9c ho\u1ea1t \u0111\u1ed9ng c\u1ee7a t\u00ean mi\u1ec1n ph\u1ee5 c\u00f3 th\u1ec3 m\u1edf ra nh\u1eefng c\u01a1 h\u1ed9i m\u1edbi cho t\u00ednh linh ho\u1ea1t, th\u01b0\u01a1ng hi\u1ec7u v\u00e0 ch\u1ee9c n\u0103ng.<\/p>\n<p data-start=\"651\" data-end=\"741\">V\u1eady t\u00ean mi\u1ec1n ph\u1ee5 l\u00e0 g\u00ec v\u00e0 n\u00f3 c\u00f3 th\u1ec3 mang l\u1ea1i l\u1ee3i \u00edch g\u00ec cho trang web c\u1ee7a b\u1ea1n? H\u00e3y c\u00f9ng t\u00ecm hi\u1ec3u nh\u00e9.<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_85 counter-hierarchy ez-toc-counter ez-toc-transparent ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">M\u1ee5c l\u1ee5c<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Chuy\u1ec3n \u0111\u1ed5i m\u1ee5c l\u1ee5c\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Chuy\u1ec3n \u0111\u1ed5i<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.quape.com\/vi\/what-is-a-subdomain\/#What_Is_a_Subdomain\" >T\u00ean mi\u1ec1n ph\u1ee5 l\u00e0 g\u00ec?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.quape.com\/vi\/what-is-a-subdomain\/#How_Subdomains_Work\" >C\u00e1ch th\u1ee9c ho\u1ea1t \u0111\u1ed9ng c\u1ee7a t\u00ean mi\u1ec1n ph\u1ee5<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.quape.com\/vi\/what-is-a-subdomain\/#Why_Use_a_Subdomain\" >T\u1ea1i sao n\u00ean s\u1eed d\u1ee5ng t\u00ean mi\u1ec1n ph\u1ee5?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.quape.com\/vi\/what-is-a-subdomain\/#Subdomain_vs_Subdirectory\" >T\u00ean mi\u1ec1n ph\u1ee5 so v\u1edbi Th\u01b0 m\u1ee5c con<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.quape.com\/vi\/what-is-a-subdomain\/#How_to_Create_a_Subdomain\" >C\u00e1ch t\u1ea1o t\u00ean mi\u1ec1n ph\u1ee5<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.quape.com\/vi\/what-is-a-subdomain\/#Common_Uses_of_Subdomains\" >Nh\u1eefng c\u00e1ch s\u1eed d\u1ee5ng ph\u1ed5 bi\u1ebfn c\u1ee7a t\u00ean mi\u1ec1n ph\u1ee5<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.quape.com\/vi\/what-is-a-subdomain\/#Are_Subdomains_Free\" >T\u00ean mi\u1ec1n ph\u1ee5 c\u00f3 mi\u1ec5n ph\u00ed kh\u00f4ng?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.quape.com\/vi\/what-is-a-subdomain\/#Final_Thoughts\" >Suy ngh\u0129 cu\u1ed1i c\u00f9ng<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"What_Is_a_Subdomain\"><\/span><strong>T\u00ean mi\u1ec1n ph\u1ee5 l\u00e0 g\u00ec?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">T\u00ean mi\u1ec1n ph\u1ee5 l\u00e0 m\u1ed9t ph\u1ea7n c\u1ee7a t\u00ean mi\u1ec1n ch\u00ednh tr\u00ean website c\u1ee7a b\u1ea1n, ho\u1ea1t \u0111\u1ed9ng nh\u01b0 m\u1ed9t ph\u1ea7n ri\u00eang bi\u1ec7t nh\u01b0ng v\u1eabn \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i v\u1edbi t\u00ean mi\u1ec1n g\u1ed1c. N\u00f3 cho ph\u00e9p b\u1ea1n t\u1ea1o c\u00e1c khu v\u1ef1c ri\u00eang bi\u1ec7t tr\u00ean website cho c\u00e1c m\u1ee5c \u0111\u00edch kh\u00e1c nhau, ch\u1eb3ng h\u1ea1n nh\u01b0 blog, c\u1eeda h\u00e0ng ho\u1eb7c trang h\u1ed7 tr\u1ee3, m\u00e0 kh\u00f4ng c\u1ea7n ph\u1ea3i \u0111\u0103ng k\u00fd t\u00ean mi\u1ec1n m\u1edbi.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">N\u00f3i m\u1ed9t c\u00e1ch \u0111\u01a1n gi\u1ea3n, t\u00ean mi\u1ec1n ph\u1ee5 ho\u1ea1t \u0111\u1ed9ng gi\u1ed1ng nh\u01b0 m\u1ed9t ph\u1ea7n m\u1edf r\u1ed9ng c\u1ee7a trang web c\u1ee7a b\u1ea1n, nh\u01b0ng n\u00f3 c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng \u0111\u1ed9c l\u1eadp v\u1edbi thi\u1ebft k\u1ebf, n\u1ed9i dung v\u00e0 th\u1eadm ch\u00ed c\u1ea3 <a href=\"https:\/\/www.ibm.com\/think\/topics\/content-management-system#:~:text=A%20content%20management%20system%20(CMS)%20is%20software%20that%20helps%20users,organization&#039;s%20needs%20and%20their%20employees.\" target=\"_blank\" rel=\"noopener\">N\u1ec1n t\u1ea3ng CMS<\/a>. V\u00ed d\u1ee5, n\u1ebfu trang web ch\u00ednh c\u1ee7a b\u1ea1n l\u00e0 <\/span><span style=\"font-weight: 400;\">example.com<\/span><span style=\"font-weight: 400;\">, b\u1ea1n c\u00f3 th\u1ec3 thi\u1ebft l\u1eadp m\u1ed9t blog t\u1ea1i <\/span><span style=\"font-weight: 400;\">blog.example.com<\/span><span style=\"font-weight: 400;\">, c\u00f3 th\u1ec3 tr\u00f4ng v\u00e0 ho\u1ea1t \u0111\u1ed9ng kh\u00e1c v\u1edbi trang web ch\u00ednh nh\u01b0ng v\u1eabn l\u00e0 m\u1ed9t ph\u1ea7n c\u1ee7a c\u00f9ng m\u1ed9t th\u01b0\u01a1ng hi\u1ec7u t\u1ed5ng th\u1ec3.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">S\u1ef1 ph\u00e2n t\u00e1ch n\u00e0y \u0111\u1eb7c bi\u1ec7t h\u1eefu \u00edch cho vi\u1ec7c t\u1ed5 ch\u1ee9c c\u00e1c trang web ph\u1ee9c t\u1ea1p, c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng \u0111i\u1ec1u h\u01b0\u1edbng c\u1ee7a ng\u01b0\u1eddi d\u00f9ng, qu\u1ea3n l\u00fd nhi\u1ec1u \u0111\u1ed1i t\u01b0\u1ee3ng kh\u00e1c nhau ho\u1eb7c th\u1eed nghi\u1ec7m c\u00e1c d\u1ef1 \u00e1n m\u1edbi m\u00e0 kh\u00f4ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn t\u00ean mi\u1ec1n ch\u00ednh c\u1ee7a b\u1ea1n.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"How_Subdomains_Work\"><\/span><b>C\u00e1ch th\u1ee9c ho\u1ea1t \u0111\u1ed9ng c\u1ee7a t\u00ean mi\u1ec1n ph\u1ee5<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">T\u00ean mi\u1ec1n ph\u1ee5 \u0111\u01b0\u1ee3c h\u00ecnh th\u00e0nh b\u1eb1ng c\u00e1ch th\u00eam ti\u1ec1n t\u1ed1 v\u00e0o t\u00ean mi\u1ec1n ch\u00ednh c\u1ee7a b\u1ea1n. V\u00ed d\u1ee5: n\u1ebfu t\u00ean mi\u1ec1n ch\u00ednh c\u1ee7a b\u1ea1n l\u00e0 <\/span><span style=\"font-weight: 400;\">example.com<\/span><span style=\"font-weight: 400;\">, m\u1ed9t t\u00ean mi\u1ec1n ph\u1ee5 c\u00f3 th\u1ec3 l\u00e0 <\/span><span style=\"font-weight: 400;\">blog.example.com<\/span><span style=\"font-weight: 400;\"> ho\u1eb7c <\/span><span style=\"font-weight: 400;\">shop.example.com<\/span><span style=\"font-weight: 400;\">. Ti\u1ec1n t\u1ed1 n\u00e0y h\u01b0\u1edbng ng\u01b0\u1eddi truy c\u1eadp \u0111\u1ebfn m\u1ed9t th\u01b0 m\u1ee5c ho\u1eb7c \u1ee9ng d\u1ee5ng c\u1ee5 th\u1ec3 \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef trong c\u00f9ng m\u1ed9t t\u00ean mi\u1ec1n ch\u00ednh.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">C\u1ea5u tr\u00fac theo \u0111\u1ecbnh d\u1ea1ng sau:<\/span><\/p>\n<p><em><span style=\"font-weight: 400;\">t\u00ean mi\u1ec1n ph\u1ee5.t\u00ean mi\u1ec1n.tld<\/span><\/em><\/p>\n<p><span style=\"font-weight: 400;\">V\u00ec v\u1eady, trong <\/span><span style=\"font-weight: 400;\">store.mywebsite.com<\/span><span style=\"font-weight: 400;\">, \u201cstore\u201d l\u00e0 t\u00ean mi\u1ec1n ph\u1ee5, \u201cmywebsite\u201d l\u00e0 t\u00ean mi\u1ec1n v\u00e0 \u201c.com\u201d l\u00e0 t\u00ean mi\u1ec1n c\u1ea5p cao nh\u1ea5t (TLD).<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Why_Use_a_Subdomain\"><\/span><b>T\u1ea1i sao n\u00ean s\u1eed d\u1ee5ng t\u00ean mi\u1ec1n ph\u1ee5?<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">T\u00ean mi\u1ec1n ph\u1ee5 h\u1eefu \u00edch v\u00ec nhi\u1ec1u l\u00fd do, \u0111\u1eb7c bi\u1ec7t l\u00e0 khi qu\u1ea3n l\u00fd c\u00e1c trang web l\u1edbn ho\u1eb7c c\u00f3 nhi\u1ec1u ch\u1ee9c n\u0103ng:<\/span><\/p>\n<ol>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>T\u1ed5 ch\u1ee9c<\/b><span style=\"font-weight: 400;\">: Gi\u1eef c\u00e1c ph\u1ea7n kh\u00e1c nhau c\u1ee7a trang web c\u1ee7a b\u1ea1n ri\u00eang bi\u1ec7t, ch\u1eb3ng h\u1ea1n nh\u01b0 trung t\u00e2m tr\u1ee3 gi\u00fap (<\/span><span style=\"font-weight: 400;\">support.domain.com<\/span><span style=\"font-weight: 400;\">) ho\u1eb7c c\u01a1 s\u1edf ki\u1ebfn th\u1ee9c.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Nh\u1eafm m\u1ee5c ti\u00eau SEO<\/b><span style=\"font-weight: 400;\">: M\u1ed9t s\u1ed1 doanh nghi\u1ec7p s\u1eed d\u1ee5ng t\u00ean mi\u1ec1n ph\u1ee5 \u0111\u1ec3 nh\u1eafm m\u1ee5c ti\u00eau \u0111\u1ebfn c\u00e1c khu v\u1ef1c ho\u1eb7c ng\u00f4n ng\u1eef kh\u00e1c nhau (v\u00ed d\u1ee5: <\/span><span style=\"font-weight: 400;\">us.domain.com<\/span><span style=\"font-weight: 400;\">, sg<\/span><span style=\"font-weight: 400;\">.domain.com<\/span><span style=\"font-weight: 400;\">).<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Ki\u1ec3m tra &amp; Ph\u00e1t tri\u1ec3n<\/b><span style=\"font-weight: 400;\">: S\u1eed d\u1ee5ng t\u00ean mi\u1ec1n ph\u1ee5 nh\u01b0 <\/span><span style=\"font-weight: 400;\">dev.domain.com<\/span><span style=\"font-weight: 400;\"> ho\u1eb7c <\/span><span style=\"font-weight: 400;\">beta.domain.com<\/span><span style=\"font-weight: 400;\"> \u0111\u1ec3 th\u1eed nghi\u1ec7m c\u00e1c t\u00ednh n\u0103ng m\u1edbi m\u00e0 kh\u00f4ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn trang web \u0111ang ho\u1ea1t \u0111\u1ed9ng.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Ph\u00e2n t\u00e1ch th\u01b0\u01a1ng m\u1ea1i \u0111i\u1ec7n t\u1eed<\/b><span style=\"font-weight: 400;\">: M\u1ed9t khu v\u1ef1c c\u1eeda h\u00e0ng c\u00f3 th\u1ec3 t\u1ed3n t\u1ea1i <\/span><span style=\"font-weight: 400;\">shop.domain.com<\/span><span style=\"font-weight: 400;\"> \u0111\u1ec3 t\u00e1ch n\u1ed9i dung giao d\u1ecbch kh\u1ecfi c\u00e1c trang th\u00f4ng tin.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>N\u1ec1n t\u1ea3ng l\u01b0u tr\u1eef<\/b><span style=\"font-weight: 400;\">: N\u1ebfu trang web ch\u00ednh c\u1ee7a b\u1ea1n \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng b\u1eb1ng WordPress nh\u01b0ng b\u1ea1n mu\u1ed1n ch\u1ea1y di\u1ec5n \u0111\u00e0n b\u1eb1ng ph\u1ea7n m\u1ec1m kh\u00e1c, b\u1ea1n c\u00f3 th\u1ec3 thi\u1ebft l\u1eadp n\u00f3 tr\u00ean m\u1ed9t t\u00ean mi\u1ec1n ph\u1ee5 nh\u01b0 <\/span><span style=\"font-weight: 400;\">forum.domain.com<\/span><span style=\"font-weight: 400;\">.<\/span><\/li>\n<\/ol>\n<p><a href=\"https:\/\/www.quape.com\/vi\/domain-registration\/\"><img fetchpriority=\"high\" decoding=\"async\" id=\"blogbannerdomain\" class=\"aligncenter wp-image-15949 size-full\" src=\"https:\/\/www.quape.com\/wp-content\/uploads\/2025\/09\/banner-01.png\" alt=\"\u0111\u0103ng k\u00fd t\u00ean mi\u1ec1n\" width=\"2220\" height=\"676\" srcset=\"https:\/\/www.quape.com\/wp-content\/uploads\/2025\/09\/banner-01.png 2220w, https:\/\/www.quape.com\/wp-content\/uploads\/2025\/09\/banner-01-300x91.png 300w, https:\/\/www.quape.com\/wp-content\/uploads\/2025\/09\/banner-01-1024x312.png 1024w, https:\/\/www.quape.com\/wp-content\/uploads\/2025\/09\/banner-01-768x234.png 768w, https:\/\/www.quape.com\/wp-content\/uploads\/2025\/09\/banner-01-1536x468.png 1536w, https:\/\/www.quape.com\/wp-content\/uploads\/2025\/09\/banner-01-2048x624.png 2048w, https:\/\/www.quape.com\/wp-content\/uploads\/2025\/09\/banner-01-18x5.png 18w\" sizes=\"(max-width: 2220px) 100vw, 2220px\" \/><\/a><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Subdomain_vs_Subdirectory\"><\/span><b>T\u00ean mi\u1ec1n ph\u1ee5 so v\u1edbi Th\u01b0 m\u1ee5c con<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Nhi\u1ec1u ng\u01b0\u1eddi nh\u1ea7m l\u1eabn <\/span><b>t\u00ean mi\u1ec1n ph\u1ee5<\/b><span style=\"font-weight: 400;\"> v\u1edbi <\/span><b>th\u01b0 m\u1ee5c con<\/b><span style=\"font-weight: 400;\">. \u0110\u00e2y l\u00e0 s\u1ef1 kh\u00e1c bi\u1ec7t:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>T\u00ean mi\u1ec1n ph\u1ee5<\/b><span style=\"font-weight: 400;\">: <\/span><span style=\"font-weight: 400;\">blog.example.com<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Th\u01b0 m\u1ee5c con<\/b><span style=\"font-weight: 400;\">: <\/span><span style=\"font-weight: 400;\">example.com\/blog<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">V\u1ec1 m\u1eb7t k\u1ef9 thu\u1eadt, c\u1ea3 hai \u0111\u1ec1u c\u00f3 th\u1ec3 ph\u1ee5c v\u1ee5 nh\u1eefng m\u1ee5c \u0111\u00edch t\u01b0\u01a1ng t\u1ef1. Tuy nhi\u00ean, c\u00e1c c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm nh\u01b0 Google c\u00f3 th\u1ec3 coi t\u00ean mi\u1ec1n ph\u1ee5 l\u00e0 nh\u1eefng th\u1ef1c th\u1ec3 ri\u00eang bi\u1ec7t, \u0111i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn chi\u1ebfn l\u01b0\u1ee3c SEO c\u1ee7a b\u1ea1n. Th\u01b0 m\u1ee5c ph\u1ee5 th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u01b0u ti\u00ean khi b\u1ea1n mu\u1ed1n c\u1ee7ng c\u1ed1 uy t\u00edn t\u00ean mi\u1ec1n v\u00e0 <a href=\"https:\/\/www.pageonepower.com\/search-glossary\/seo-search-ranking\" target=\"_blank\" rel=\"noopener\">X\u1ebfp h\u1ea1ng SEO<\/a> v\u00e0o m\u1ed9t mi\u1ec1n g\u1ed1c.<\/span><\/p>\n<p>&nbsp;<\/p>\n<p><strong>\u0110\u1ecdc th\u00eam: <a href=\"https:\/\/www.quape.com\/vi\/what-is-a-domain\/\">T\u00ean mi\u1ec1n l\u00e0 g\u00ec? H\u01b0\u1edbng d\u1eabn cho ng\u01b0\u1eddi m\u1edbi b\u1eaft \u0111\u1ea7u v\u1ec1 \u0111\u1ecba ch\u1ec9 trang web<\/a><\/strong><\/p>\n<p>&nbsp;<\/p>\n<h2><span class=\"ez-toc-section\" id=\"How_to_Create_a_Subdomain\"><\/span><b>C\u00e1ch t\u1ea1o t\u00ean mi\u1ec1n ph\u1ee5<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">H\u1ea7u h\u1ebft c\u00e1c nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 l\u01b0u tr\u1eef web \u0111\u1ec1u gi\u00fap b\u1ea1n d\u1ec5 d\u00e0ng thi\u1ebft l\u1eadp t\u00ean mi\u1ec1n ph\u1ee5. Sau \u0111\u00e2y l\u00e0 c\u00e1ch th\u1ee9c ho\u1ea1t \u0111\u1ed9ng th\u00f4ng th\u01b0\u1eddng:<\/span><\/p>\n<ol>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0110\u0103ng nh\u1eadp v\u00e0o b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n l\u01b0u tr\u1eef c\u1ee7a b\u1ea1n (v\u00ed d\u1ee5: cPanel).<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">\u0110i \u0111\u1ebfn <\/span><b>T\u00ean mi\u1ec1n<\/b><span style=\"font-weight: 400;\"> ph\u1ea7n v\u00e0 ch\u1ecdn <\/span><b>T\u00ean mi\u1ec1n ph\u1ee5<\/b><span style=\"font-weight: 400;\">.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Nh\u1eadp ti\u1ec1n t\u1ed1 t\u00ean mi\u1ec1n ph\u1ee5 b\u1ea1n mu\u1ed1n s\u1eed d\u1ee5ng.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Ch\u1ecdn t\u00ean mi\u1ec1n g\u1ed1c m\u00e0 t\u00ean mi\u1ec1n ph\u1ee5 s\u1ebd \u0111\u01b0\u1ee3c li\u00ean k\u1ebft t\u1edbi.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Nh\u1ea5p chu\u1ed9t <\/span><b>T\u1ea1o n\u00ean<\/b><span style=\"font-weight: 400;\">v\u00e0 b\u1ea1n \u0111\u00e3 ho\u00e0n t\u1ea5t.<\/span><\/li>\n<\/ol>\n<p><span style=\"font-weight: 400;\">Sau khi t\u1ea1o, b\u1ea1n c\u00f3 th\u1ec3 c\u00e0i \u0111\u1eb7t c\u00e1c \u1ee9ng d\u1ee5ng (nh\u01b0 WordPress) tr\u00ean t\u00ean mi\u1ec1n ph\u1ee5 ho\u1eb7c t\u1ea3i t\u1ec7p l\u00ean b\u1eb1ng <a href=\"https:\/\/en.wikipedia.org\/wiki\/File_Transfer_Protocol\" target=\"_blank\" rel=\"noopener\">FTP<\/a>.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Common_Uses_of_Subdomains\"><\/span><b>Nh\u1eefng c\u00e1ch s\u1eed d\u1ee5ng ph\u1ed5 bi\u1ebfn c\u1ee7a t\u00ean mi\u1ec1n ph\u1ee5<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Sau \u0111\u00e2y l\u00e0 c\u00e1c v\u00ed d\u1ee5 v\u1ec1 c\u00e1ch s\u1eed d\u1ee5ng t\u00ean mi\u1ec1n ph\u1ee5 trong c\u00e1c t\u00ecnh hu\u1ed1ng th\u1ef1c t\u1ebf:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Blog<\/b><span style=\"font-weight: 400;\">: <\/span><span style=\"font-weight: 400;\">blog.quape.com<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>C\u1eeda h\u00e0ng th\u01b0\u01a1ng m\u1ea1i \u0111i\u1ec7n t\u1eed<\/b><span style=\"font-weight: 400;\">: <\/span><span style=\"font-weight: 400;\">store.quape.com<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>B\u00e0n tr\u1ee3 gi\u00fap<\/b><span style=\"font-weight: 400;\">: <\/span><span style=\"font-weight: 400;\">support.quape.com<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Phi\u00ean b\u1ea3n di \u0111\u1ed9ng<\/b><span style=\"font-weight: 400;\">: <\/span><span style=\"font-weight: 400;\">m.quape.com<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Trang web khu v\u1ef1c<\/b><span style=\"font-weight: 400;\">: <\/span><span style=\"font-weight: 400;\">sg.quape.com<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">T\u00ean mi\u1ec1n ph\u1ee5 c\u00f3 t\u00ednh linh ho\u1ea1t v\u00e0 kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng cao, l\u00fd t\u01b0\u1edfng cho c\u00e1c doanh nghi\u1ec7p c\u00f3 k\u1ebf ho\u1ea1ch m\u1edf r\u1ed9ng ho\u1eb7c \u0111a d\u1ea1ng h\u00f3a s\u1ef1 hi\u1ec7n di\u1ec7n tr\u00ean web.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Are_Subdomains_Free\"><\/span><b>T\u00ean mi\u1ec1n ph\u1ee5 c\u00f3 mi\u1ec5n ph\u00ed kh\u00f4ng?<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">\u0110\u00fang v\u1eady, t\u00ean mi\u1ec1n ph\u1ee5 th\u01b0\u1eddng mi\u1ec5n ph\u00ed n\u1ebfu b\u1ea1n \u0111\u00e3 s\u1edf h\u1eefu t\u00ean mi\u1ec1n ch\u00ednh. H\u1ea7u h\u1ebft c\u00e1c d\u1ecbch v\u1ee5 l\u01b0u tr\u1eef web \u0111\u1ec1u cho ph\u00e9p b\u1ea1n t\u1ea1o nhi\u1ec1u t\u00ean mi\u1ec1n ph\u1ee5 m\u00e0 kh\u00f4ng m\u1ea5t th\u00eam chi ph\u00ed. Tuy nhi\u00ean, vi\u1ec7c qu\u1ea3n l\u00fd qu\u00e1 nhi\u1ec1u t\u00ean mi\u1ec1n ph\u1ee5 c\u00f3 th\u1ec3 tr\u1edf n\u00ean ph\u1ee9c t\u1ea1p, \u0111\u1eb7c bi\u1ec7t l\u00e0 v\u1ec1 m\u1eb7t SEO v\u00e0 b\u1ea3o tr\u00ec.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Final_Thoughts\"><\/span><b>Suy ngh\u0129 cu\u1ed1i c\u00f9ng<\/b><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-weight: 400;\">T\u00ean mi\u1ec1n ph\u1ee5 l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 m\u1ea1nh m\u1ebd c\u00f3 th\u1ec3 gi\u00fap b\u1ea1n c\u1ea5u tr\u00fac v\u00e0 ph\u00e1t tri\u1ec3n website m\u1ed9t c\u00e1ch c\u00f3 m\u1ee5c \u0111\u00edch. Cho d\u00f9 b\u1ea1n \u0111ang ra m\u1eaft m\u1ed9t blog m\u1edbi, thi\u1ebft l\u1eadp m\u1ed9t c\u1eeda h\u00e0ng tr\u1ef1c tuy\u1ebfn hay t\u1ea1o m\u1ed9t trang web d\u00e0nh ri\u00eang cho m\u1ed9t khu v\u1ef1c c\u1ee5 th\u1ec3, t\u00ean mi\u1ec1n ph\u1ee5 mang \u0111\u1ebfn cho b\u1ea1n s\u1ef1 linh ho\u1ea1t \u0111\u1ec3 th\u1ef1c hi\u1ec7n t\u1ea5t c\u1ea3 m\u00e0 kh\u00f4ng c\u1ea7n mua th\u00eam t\u00ean mi\u1ec1n.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">N\u1ebfu b\u1ea1n \u0111ang x\u00e2y d\u1ef1ng m\u1ed9t trang web v\u00e0 c\u1ea7n d\u1ecbch v\u1ee5 l\u01b0u tr\u1eef \u0111\u00e1ng tin c\u1eady h\u1ed7 tr\u1ee3 thi\u1ebft l\u1eadp t\u00ean mi\u1ec1n ph\u1ee5 d\u1ec5 d\u00e0ng, h\u00e3y c\u00e2n nh\u1eafc <a href=\"https:\/\/www.quape.com\/vi\/\">Quape<\/a>. C\u00e1c gi\u1ea3i ph\u00e1p l\u01b0u tr\u1eef c\u1ee7a ch\u00fang t\u00f4i \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 c\u00f3 kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng, hi\u1ec7u su\u1ea5t v\u00e0 t\u00ednh \u0111\u01a1n gi\u1ea3n, ho\u00e0n h\u1ea3o cho c\u1ea3 doanh nghi\u1ec7p m\u1edbi kh\u1edfi nghi\u1ec7p v\u00e0 doanh nghi\u1ec7p \u0111ang ph\u00e1t tri\u1ec3n.<\/span><\/p>\n<p><a href=\"https:\/\/www.quape.com\/vi\/domain-registration\/\"><img fetchpriority=\"high\" decoding=\"async\" id=\"blogbannerdomain\" class=\"aligncenter wp-image-15949 size-full\" src=\"https:\/\/www.quape.com\/wp-content\/uploads\/2025\/09\/banner-01.png\" alt=\"\u0111\u0103ng k\u00fd t\u00ean mi\u1ec1n\" width=\"2220\" height=\"676\" srcset=\"https:\/\/www.quape.com\/wp-content\/uploads\/2025\/09\/banner-01.png 2220w, https:\/\/www.quape.com\/wp-content\/uploads\/2025\/09\/banner-01-300x91.png 300w, https:\/\/www.quape.com\/wp-content\/uploads\/2025\/09\/banner-01-1024x312.png 1024w, https:\/\/www.quape.com\/wp-content\/uploads\/2025\/09\/banner-01-768x234.png 768w, https:\/\/www.quape.com\/wp-content\/uploads\/2025\/09\/banner-01-1536x468.png 1536w, https:\/\/www.quape.com\/wp-content\/uploads\/2025\/09\/banner-01-2048x624.png 2048w, https:\/\/www.quape.com\/wp-content\/uploads\/2025\/09\/banner-01-18x5.png 18w\" sizes=\"(max-width: 2220px) 100vw, 2220px\" \/><\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>In today\u2019s digital landscape, organizing and scaling your website effectively is crucial, especially if you\u2019re running a growing business, managing multiple services, or targeting different audiences. One powerful but often overlooked tool for structuring your online presence is the subdomain. Whether you\u2019ve noticed URLs like blog.example.com or shop.example.com, or you&#8217;re exploring ways to expand your [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":16426,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[129],"tags":[131,130],"class_list":["post-12852","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-domain","tag-subdirectories","tag-subdomain"],"_links":{"self":[{"href":"https:\/\/www.quape.com\/vi\/wp-json\/wp\/v2\/posts\/12852","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.quape.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.quape.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.quape.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.quape.com\/vi\/wp-json\/wp\/v2\/comments?post=12852"}],"version-history":[{"count":0,"href":"https:\/\/www.quape.com\/vi\/wp-json\/wp\/v2\/posts\/12852\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.quape.com\/vi\/wp-json\/wp\/v2\/media\/16426"}],"wp:attachment":[{"href":"https:\/\/www.quape.com\/vi\/wp-json\/wp\/v2\/media?parent=12852"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.quape.com\/vi\/wp-json\/wp\/v2\/categories?post=12852"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.quape.com\/vi\/wp-json\/wp\/v2\/tags?post=12852"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}