{"id":114561,"date":"2025-06-12T08:55:03","date_gmt":"2025-06-12T01:55:03","guid":{"rendered":"https:\/\/tino.vn\/blog\/?p=114561"},"modified":"2026-10-28T11:39:52","modified_gmt":"2026-10-28T04:39:52","slug":"cai-dat-wordpress-tren-subdomain","status":"publish","type":"post","link":"https:\/\/tino.vn\/blog\/cai-dat-wordpress-tren-subdomain\/","title":{"rendered":"C\u00e1ch c\u00e0i \u0111\u1eb7t WordPress tr\u00ean subdomain chi ti\u1ebft A\u2013Z"},"content":{"rendered":"\n

\u0110\u1ec3 c\u00e0i WordPress tr\u00ean subdomain, t\u1ea1o subdomain trong cPanel (Domains \u2192 Create A New Domain, b\u1ecf ch\u1ecdn Share document root), r\u1ed3i m\u1edf Softaculous, ch\u1ecdn WordPress \u2192 Install, ch\u1ecdn \u0111\u00fang subdomain \u1edf \u00f4 Choose Installation URL, \u0111\u1ec3 tr\u1ed1ng In Directory v\u00e0 b\u1ea5m Install.<\/strong> Sau \u0111\u00f3 ch\u1ea1y AutoSSL \u0111\u1ec3 subdomain c\u00f3 https.<\/p>\n\n\n\n

Subdomain l\u00e0 nh\u00e1nh c\u1ee7a t\u00ean mi\u1ec1n<\/a> ch\u00ednh, v\u00ed d\u1ee5 blog.example.com<\/code>, \u0111\u01b0\u1ee3c tr\u1ecf b\u1eb1ng m\u1ed9t b\u1ea3n ghi DNS<\/a> v\u00e0 c\u00f3 th\u01b0 m\u1ee5c ri\u00eang tr\u00ean hosting. C\u00e0i WordPress<\/a> v\u00e0o \u0111\u00f3 cho b\u1ea1n m\u1ed9t website \u0111\u1ed9c l\u1eadp d\u01b0\u1edbi c\u00f9ng t\u00ean mi\u1ec1n: blog, trang d\u1ef1 \u00e1n, b\u1ea3n th\u1eed nghi\u1ec7m.<\/p>\n\n\n\n

C\u1eadp nh\u1eadt 10\/2026: \u1ea3nh ch\u1ee5p tr\u00ean cPanel giao di\u1ec7n Jupiter v\u00e0 Softaculous (2\/2025); t\u00ean n\u00fat v\u00e0 tr\u01b0\u1eddng nh\u1eadp \u0111\u1ed1i chi\u1ebfu t\u00e0i li\u1ec7u cPanel b\u1ea3n 138 ng\u00e0y 27\/10\/2026, kh\u00f4ng thay \u0111\u1ed5i so v\u1edbi \u1ea3nh.<\/em><\/p>\n\n\n\n

Subdomain l\u00e0 g\u00ec?<\/h2>\n\n\n\n

Subdomain l\u00e0 t\u00ean \u0111\u1ee9ng tr\u01b0\u1edbc t\u00ean mi\u1ec1n ch\u00ednh v\u00e0 ng\u0103n b\u1eb1ng d\u1ea5u ch\u1ea5m, nh\u01b0 blog.example.com<\/code> hay shop.example.com<\/code>; t\u1ea1o subdomain kh\u00f4ng ph\u1ea3i \u0111\u0103ng k\u00fd t\u00ean mi\u1ec1n m\u1edbi. C\u1ea5u tr\u00fac v\u00e0 c\u00e1ch subdomain ph\u00e2n gi\u1ea3i c\u00f3 trong b\u00e0i subdomain l\u00e0 g\u00ec<\/a>.<\/p>\n\n\n\n

\"\u1ea2nh<\/figure>\n\n\n\n

L\u1ee3i \u00edch c\u1ee7a vi\u1ec7c c\u00e0i \u0111\u1eb7t WordPress tr\u00ean subdomain<\/h2>\n\n\n\n

C\u00e0i WordPress tr\u00ean subdomain gi\u00fap t\u00e1ch m\u1ed9t website ra kh\u1ecfi website ch\u00ednh: giao di\u1ec7n, plugin, ng\u01b0\u1eddi qu\u1ea3n tr\u1ecb v\u00e0 l\u1ecbch c\u1eadp nh\u1eadt ri\u00eang, trong khi v\u1eabn d\u00f9ng t\u00ean mi\u1ec1n \u0111\u00e3 c\u00f3. M\u1ee9c t\u00e1ch bi\u1ec7t v\u1ec1 hi\u1ec7u su\u1ea5t v\u00e0 b\u1ea3o m\u1eadt ph\u1ee5 thu\u1ed9c vi\u1ec7c subdomain n\u1eb1m c\u00f9ng t\u00e0i kho\u1ea3n hosting hay \u1edf m\u00e1y ch\u1ee7 kh\u00e1c.<\/p>\n\n\n\n

T\u00e1ch bi\u1ec7t n\u1ed9i dung v\u00e0 ch\u1ee9c n\u0103ng<\/h3>\n\n\n\n

WordPress tr\u00ean subdomain c\u00f3 c\u01a1 s\u1edf d\u1eef li\u1ec7u, giao di\u1ec7n v\u00e0 plugin ri\u00eang, n\u00ean b\u1ea1n d\u1ef1ng blog, di\u1ec5n \u0111\u00e0n hay khu v\u1ef1c d\u1ef1 \u00e1n m\u00e0 kh\u00f4ng \u0111\u1ee5ng t\u1edbi c\u1ea5u tr\u00fac website ch\u00ednh. V\u00ed d\u1ee5 doanh nghi\u1ec7p gi\u1eef website gi\u1edbi thi\u1ec7u \u1edf example.com<\/code> v\u00e0 \u0111\u1eb7t blog chia s\u1ebb ki\u1ebfn th\u1ee9c \u1edf blog.example.com<\/code>.<\/p>\n\n\n\n

D\u1ec5 d\u00e0ng qu\u1ea3n l\u00fd v\u00e0 b\u1ea3o tr\u00ec<\/h3>\n\n\n\n

M\u1ed7i b\u1ea3n WordPress c\u1eadp nh\u1eadt plugin, theme \u0111\u1ed9c l\u1eadp. L\u1ed7i do c\u1eadp nh\u1eadt tr\u00ean subdomain ch\u1ec9 l\u00e0m h\u1ecfng subdomain \u0111\u00f3; website ch\u00ednh v\u1eabn ch\u1ea1y b\u00ecnh th\u01b0\u1eddng, n\u00ean th\u1eddi gian kh\u1eafc ph\u1ee5c \u00edt \u00e1p l\u1ef1c h\u01a1n.<\/p>\n\n\n\n

T\u1ed1i \u01b0u hi\u1ec7u su\u1ea5t khi t\u00e1ch m\u00e1y ch\u1ee7<\/h3>\n\n\n\n

Subdomain c\u00f3 th\u1ec3 tr\u1ecf sang hosting ho\u1eb7c VPS kh\u00e1c b\u1eb1ng b\u1ea3n ghi DNS ri\u00eang. Khi \u0111\u00f3 l\u01b0\u1ee3t truy c\u1eadp v\u00e0o subdomain d\u00f9ng t\u00e0i nguy\u00ean m\u00e1y ch\u1ee7 kh\u00e1c, kh\u00f4ng chia CPU, RAM v\u1edbi website ch\u00ednh. N\u1ebfu subdomain n\u1eb1m chung g\u00f3i hosting, hai website v\u1eabn d\u00f9ng chung t\u00e0i nguy\u00ean c\u1ee7a g\u00f3i.<\/p>\n\n\n\n

B\u1ea3o m\u1eadt: t\u00e1ch qu\u1ea3n tr\u1ecb, nh\u01b0ng ch\u01b0a t\u00e1ch h\u1eb3n r\u1ee7i ro<\/h3>\n\n\n\n

M\u1ed7i WordPress c\u00f3 t\u00e0i kho\u1ea3n qu\u1ea3n tr\u1ecb v\u00e0 c\u01a1 s\u1edf d\u1eef li\u1ec7u ri\u00eang, n\u00ean l\u1ed9 m\u1eadt kh\u1ea9u qu\u1ea3n tr\u1ecb c\u1ee7a subdomain kh\u00f4ng trao quy\u1ec1n qu\u1ea3n tr\u1ecb website ch\u00ednh. Tuy v\u1eady, n\u1ebfu hai website n\u1eb1m c\u00f9ng m\u1ed9t t\u00e0i kho\u1ea3n cPanel, m\u00e3 \u0111\u1ed9c chi\u1ebfm \u0111\u01b0\u1ee3c subdomain v\u1eabn ch\u1ea1y d\u01b0\u1edbi c\u00f9ng ng\u01b0\u1eddi d\u00f9ng h\u1ec7 th\u1ed1ng v\u00e0 \u0111\u1ecdc, s\u1eeda \u0111\u01b0\u1ee3c t\u1ec7p c\u1ee7a website ch\u00ednh. Mu\u1ed1n t\u00e1ch h\u1eb3n r\u1ee7i ro, \u0111\u1eb7t subdomain \u1edf t\u00e0i kho\u1ea3n hosting kh\u00e1c; d\u00f9 c\u00e1ch n\u00e0o, v\u1eabn c\u1ea7n c\u1eadp nh\u1eadt v\u00e0 l\u00e0m theo h\u01b0\u1edbng d\u1eabn t\u0103ng c\u01b0\u1eddng b\u1ea3o m\u1eadt WordPress<\/a>.<\/p>\n\n\n\n

Linh ho\u1ea1t trong chi\u1ebfn l\u01b0\u1ee3c SEO<\/h3>\n\n\n\n

Subdomain cho ph\u00e9p l\u00e0m n\u1ed9i dung cho m\u1ed9t ch\u1ee7 \u0111\u1ec1 ho\u1eb7c th\u1ecb tr\u01b0\u1eddng ri\u00eang v\u1edbi c\u1ea5u tr\u00fac, menu, sitemap ri\u00eang. Google kh\u00f4ng c\u00f4ng b\u1ed1 quy t\u1eafc x\u1ebfp h\u1ea1ng ri\u00eang cho subdomain; \u0111i\u1ec1u c\u1ea7n l\u00e0m l\u00e0 li\u00ean k\u1ebft qua l\u1ea1i h\u1ee3p l\u00fd v\u1edbi website ch\u00ednh v\u00e0 theo d\u00f5i subdomain trong Search Console (thu\u1ed9c t\u00ednh mi\u1ec1n g\u1ed3m m\u1ecdi subdomain). Kh\u00e1c bi\u1ec7t gi\u1eefa subdomain v\u00e0 th\u01b0 m\u1ee5c con xem trong b\u00e0i subdomain l\u00e0 g\u00ec<\/a>; n\u1ec1n t\u1ea3ng SEO t\u1ea1i SEO l\u00e0 g\u00ec<\/a>.<\/p>\n\n\n\n

Ti\u1ebft ki\u1ec7m chi ph\u00ed<\/h3>\n\n\n\n

Subdomain kh\u00f4ng c\u1ea7n \u0111\u0103ng k\u00fd t\u00ean mi\u1ec1n m\u1edbi, v\u00e0 n\u1ebfu g\u00f3i hosting c\u00f2n h\u1ea1n m\u1ee9c t\u00ean mi\u1ec1n, b\u1ea1n ch\u1ea1y th\u00eam website m\u00e0 kh\u00f4ng mua g\u00f3i m\u1edbi. C\u00e1ch n\u00e0y h\u1ee3p v\u1edbi c\u00e1 nh\u00e2n, doanh nghi\u1ec7p nh\u1ecf c\u1ea7n th\u00eam m\u1ed9t website ph\u1ee5.<\/p>\n\n\n\n

Nh\u1eefng tr\u01b0\u1eddng h\u1ee3p n\u00e0o n\u00ean s\u1eed d\u1ee5ng subdomain?<\/h2>\n\n\n\n

Subdomain h\u1ee3p v\u1edbi c\u00e1c ph\u1ea7n website c\u1ea7n qu\u1ea3n tr\u1ecb ri\u00eang ho\u1eb7c t\u1ed3n t\u1ea1i c\u00f3 th\u1eddi h\u1ea1n: blog, di\u1ec5n \u0111\u00e0n, d\u1ef1 \u00e1n m\u1edbi, phi\u00ean b\u1ea3n theo ng\u00f4n ng\u1eef, c\u1ed5ng n\u1ed9i b\u1ed9, trang s\u1ef1 ki\u1ec7n v\u00e0 m\u00f4i tr\u01b0\u1eddng th\u1eed nghi\u1ec7m. N\u1ebfu n\u1ed9i dung g\u1eafn ch\u1eb7t v\u1edbi website ch\u00ednh v\u00e0 c\u00f9ng n\u1ec1n t\u1ea3ng, th\u01b0 m\u1ee5c con th\u01b0\u1eddng g\u1ecdn h\u01a1n.<\/p>\n\n\n\n

T\u1ea1o blog ho\u1eb7c di\u1ec5n \u0111\u00e0n ri\u00eang bi\u1ec7t<\/h3>\n\n\n\n

Blog ki\u1ebfn th\u1ee9c \u1edf blog.example.com<\/code> ho\u1eb7c c\u1ed9ng \u0111\u1ed3ng \u1edf forum.example.com<\/code> gi\u00fap website ch\u00ednh t\u1eadp trung v\u00e0o s\u1ea3n ph\u1ea9m, d\u1ecbch v\u1ee5.<\/p>\n\n\n\n

Ph\u00e1t tri\u1ec3n c\u00e1c d\u1ef1 \u00e1n ho\u1eb7c s\u1ea3n ph\u1ea9m m\u1edbi<\/h3>\n\n\n\n

M\u1ed9t d\u00f2ng s\u1ea3n ph\u1ea9m hay chi\u1ebfn d\u1ecbch \u0111\u1ed9c l\u1eadp c\u00f3 th\u1ec3 c\u00f3 trang ri\u00eang nh\u01b0 newproduct.example.com<\/code> m\u00e0 kh\u00f4ng thay \u0111\u1ed5i \u0111i\u1ec1u h\u01b0\u1edbng c\u1ee7a website ch\u00ednh.<\/p>\n\n\n\n

T\u1ea1o c\u00e1c phi\u00ean b\u1ea3n \u0111a ng\u00f4n ng\u1eef ho\u1eb7c khu v\u1ef1c<\/h3>\n\n\n\n

Doanh nghi\u1ec7p ph\u1ee5c v\u1ee5 nhi\u1ec1u th\u1ecb tr\u01b0\u1eddng c\u00f3 th\u1ec3 \u0111\u1eb7t en.example.com<\/code>, jp.example.com<\/code>, m\u1ed7i b\u1ea3n c\u00f3 n\u1ed9i dung v\u00e0 giao di\u1ec7n ri\u00eang theo th\u1ecb tr\u01b0\u1eddng.<\/p>\n\n\n\n

X\u00e2y d\u1ef1ng h\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd n\u1ed9i b\u1ed9<\/h3>\n\n\n\n

C\u1ed5ng nh\u00e2n vi\u00ean, h\u1ec7 th\u1ed1ng \u0111\u00e0o t\u1ea1o nh\u01b0 staff.example.com<\/code> t\u00e1ch kh\u1ecfi website c\u00f4ng khai. Ph\u1ea7n n\u1ed9i b\u1ed9 n\u00ean \u0111\u1eb7t th\u00eam l\u1edbp b\u1ea3o v\u1ec7 nh\u01b0 gi\u1edbi h\u1ea1n IP ho\u1eb7c \u0111\u0103ng nh\u1eadp hai l\u1edbp.<\/p>\n\n\n\n

T\u00e1ch t\u00e0i nguy\u00ean cho \u1ee9ng d\u1ee5ng n\u1eb7ng<\/h3>\n\n\n\n

T\u1ec7p t\u0129nh, t\u1ec7p t\u1ea3i xu\u1ed1ng c\u00f3 th\u1ec3 \u0111\u1eb7t \u1edf static.example.com<\/code> tr\u00ean m\u00e1y ch\u1ee7 ho\u1eb7c CDN kh\u00e1c \u0111\u1ec3 gi\u1ea3m t\u1ea3i cho m\u00e1y ch\u1ee7 ch\u00ednh.<\/p>\n\n\n\n

Ch\u1ea1y c\u00e1c chi\u1ebfn d\u1ecbch ho\u1eb7c s\u1ef1 ki\u1ec7n ng\u1eafn h\u1ea1n<\/h3>\n\n\n\n

Trang s\u1ef1 ki\u1ec7n nh\u01b0 event.example.com<\/code> g\u1ee1 \u0111\u01b0\u1ee3c g\u1ecdn khi k\u1ebft th\u00fac. Khi g\u1ee1, xo\u00e1 lu\u00f4n b\u1ea3n ghi DNS \u0111\u1ec3 kh\u00f4ng c\u00f2n tr\u1ecf t\u1edbi th\u01b0 m\u1ee5c tr\u1ed1ng.<\/p>\n\n\n\n

Th\u1eed nghi\u1ec7m v\u00e0 ph\u00e1t tri\u1ec3n t\u00ednh n\u0103ng m\u1edbi<\/h3>\n\n\n\n

staging.example.com<\/code> ho\u1eb7c dev.example.com<\/code> l\u00e0 n\u01a1i th\u1eed giao di\u1ec7n, plugin tr\u01b0\u1edbc khi \u00e1p d\u1ee5ng l\u00ean website ch\u00ednh. N\u00ean ch\u1eb7n l\u1eadp ch\u1ec9 m\u1ee5c cho b\u1ea3n th\u1eed nghi\u1ec7m.<\/p>\n\n\n\n

H\u01b0\u1edbng d\u1eabn c\u00e1ch c\u00e0i \u0111\u1eb7t WordPress tr\u00ean subdomain<\/h2>\n\n\n\n

C\u00e0i WordPress tr\u00ean subdomain g\u1ed3m hai ph\u1ea7n: t\u1ea1o subdomain trong cPanel, r\u1ed3i c\u00e0i WordPress v\u00e0o th\u01b0 m\u1ee5c c\u1ee7a subdomain b\u1eb1ng tr\u00ecnh c\u00e0i \u1ee9ng d\u1ee5ng Softaculous c\u00f3 s\u1eb5n trong cPanel. V\u00ed d\u1ee5 d\u01b0\u1edbi \u0111\u00e2y d\u00f9ng t\u00e0i kho\u1ea3n demo kienthucwebsite.io.vn<\/code> c\u1ee7a t\u00e1c gi\u1ea3 v\u00e0 t\u1ea1o test.kienthucwebsite.io.vn<\/code>.<\/p>\n\n\n\n

T\u1ea1o subdomain trong cPanel<\/h3>\n\n\n\n

B\u01b0\u1edbc 1:<\/strong> \u0110\u0103ng nh\u1eadp cPanel (c\u00e1ch truy c\u1eadp v\u00e0 l\u1ea5y th\u00f4ng tin hosting t\u1ea1i Tino<\/a>).<\/p>\n\n\n\n

B\u01b0\u1edbc 2:<\/strong> Trong nh\u00f3m Domains, ch\u1ecdn Domains<\/strong>.<\/p>\n\n\n\n

\"Trang<\/figure>\n\n\n\n

B\u01b0\u1edbc 3:<\/strong> Ch\u1ecdn Create A New Domain<\/strong>.<\/p>\n\n\n\n

\"Danh<\/figure>\n\n\n\n