{"id":12378149,"date":"2026-03-19T18:04:35","date_gmt":"2026-03-19T10:04:35","guid":{"rendered":"https:\/\/www.likacloud.com\/knowledge\/%e5%a6%82%e4%bd%95%e9%80%89%e6%8b%a9%e6%9c%80%e4%bd%b3%e5%9f%9f%e5%90%8d%ef%bc%9a%e4%bb%8e%e6%b3%a8%e5%86%8c%e5%88%b0%e7%ae%a1%e7%90%86%e7%9a%84%e5%ae%8c%e6%95%b4%e6%8a%80%e6%9c%af%e6%8c%87%e5%8d%97\/"},"modified":"2026-03-19T18:20:44","modified_gmt":"2026-03-19T10:20:44","slug":"how-to-choose-best-domain-name-registration-management-guide","status":"publish","type":"knowledge_post","link":"https:\/\/www.likacloud.com\/vi\/knowledge\/domain\/how-to-choose-best-domain-name-registration-management-guide\/","title":{"rendered":"C\u00e1ch ch\u1ecdn t\u00ean mi\u1ec1n t\u1ed1t nh\u1ea5t: H\u01b0\u1edbng d\u1eabn k\u1ef9 thu\u1eadt to\u00e0n di\u1ec7n v\u00e0 ph\u00e2n t\u00edch th\u1ef1c ti\u1ec5n t\u1eeb \u0111\u0103ng k\u00fd \u0111\u1ebfn qu\u1ea3n l\u00fd"},"content":{"rendered":"

Hi\u1ec3u r\u00f5 gi\u00e1 tr\u1ecb c\u1ed1t l\u00f5i v\u00e0 c\u1ea5u tr\u00fac k\u1ef9 thu\u1eadt c\u1ee7a t\u00ean mi\u1ec1n (domain name)<\/h2>\n\n\n\n

T\u00ean mi\u1ec1n, v\u1edbi t\u01b0 c\u00e1ch l\u00e0 \u0111\u1ecba ch\u1ec9 \u0111\u1eb7c tr\u01b0ng trong th\u1ebf gi\u1edbi internet, c\u00f3 gi\u00e1 tr\u1ecb v\u01b0\u1ee3t xa ch\u1ec9 l\u00e0 m\u1ed9t l\u1ed1i v\u00e0o \u0111\u01a1n gi\u1ea3n \u0111\u1ec3 truy c\u1eadp trang web. \u0110\u00f3 l\u00e0 bi\u1ec3u t\u01b0\u1ee3ng ch\u00ednh c\u1ee7a m\u1ed9t th\u01b0\u01a1ng hi\u1ec7u trong kh\u00f4ng gian k\u1ef9 thu\u1eadt s\u1ed1, l\u00e0 n\u1ec1n t\u1ea3ng cho s\u1ef1 tin t\u01b0\u1edfng c\u1ee7a ng\u01b0\u1eddi d\u00f9ng, v\u00e0 c\u0169ng l\u00e0 t\u00edn hi\u1ec7u \u0111\u1ea7u ti\u00ean m\u00e0 c\u00e1c c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 m\u1ee9c \u0111\u1ed9 uy t\u00edn c\u1ee7a m\u1ed9t trang web. X\u00e9t v\u1ec1 m\u1eb7t k\u1ef9 thu\u1eadt, t\u00ean mi\u1ec1n l\u00e0 n\u00fat ch\u1ed1t trong H\u1ec7 th\u1ed1ng T\u00ean mi\u1ec1n (Domain Name System \u2013 DNS); n\u00f3 chuy\u1ec3n \u0111\u1ed5i nh\u1eefng chu\u1ed7i k\u00fd t\u1ef1 d\u1ec5 \u0111\u1ecdc c\u1ee7a con ng\u01b0\u1eddi th\u00e0nh \u0111\u1ecba ch\u1ec9 m\u00e1y t\u00ednh c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c x\u1eed l\u00fd b\u1edfi h\u1ec7 th\u1ed1ng. example.com<\/code>Chuy\u1ec3n \u0111\u1ed5i th\u00e0nh \u0111\u1ecba ch\u1ec9 IP c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c m\u00e1y t\u00ednh \u0111\u1ecdc \u0111\u01b0\u1ee3c (v\u00ed d\u1ee5: 192.0.2.1<\/code>\u0110i\u1ec1u n\u00e0y gi\u00fap ho\u00e0n t\u1ea5t qu\u00e1 tr\u00ecnh \u0111\u1ecbnh tuy\u1ebfn tr\u00ean m\u1ea1ng. M\u1ed9t t\u00ean mi\u1ec1n (domain name) t\u1ed1t s\u1ebd mang l\u1ea1i \u00fd ngh\u0129a chi\u1ebfn l\u01b0\u1ee3c c\u1ea3 v\u1ec1 m\u1eb7t th\u01b0\u01a1ng hi\u1ec7u, ti\u1ebfp th\u1ecb v\u00e0 c\u00f4ng ngh\u1ec7.<\/p>\n\n\n\n

Khi ch\u1ecdn t\u00ean mi\u1ec1n, b\u1ea1n c\u1ea7n hi\u1ec3u r\u00f5 v\u1ec1 c\u1ea5u tr\u00fac ph\u00e2n c\u1ea5p c\u1ee7a n\u00f3. M\u1ed9t t\u00ean mi\u1ec1n ho\u00e0n ch\u1ec9nh bao g\u1ed3m nhi\u1ec1u c\u1ea5p \u0111\u1ed9, \u0111\u01b0\u1ee3c ph\u00e2n t\u00e1ch b\u1eb1ng d\u1ea5u ch\u1ea5m (\u201c.\u201d). V\u00ed d\u1ee5, www.blog.example.com<\/code> Vi\u1ec7t\uff1a
\n- .com<\/code> \u0110\u00f3 l\u00e0 m\u1ed9t TLD (Top-Level Domain).
\n- example<\/code> \u0110\u00f3 l\u00e0 m\u1ed9t t\u00ean mi\u1ec1n c\u1ea5p hai (SLD \u2013 Sub-Level Domain), th\u01b0\u1eddng ch\u00ednh l\u00e0 \u201ct\u00ean mi\u1ec1n c\u1ed1t l\u00f5i\u201d m\u00e0 ch\u00fang ta \u0111\u0103ng k\u00fd v\u00e0 l\u1ef1a ch\u1ecdn.\u201d
\n- blog<\/code> \u0110\u00f3 l\u00e0 m\u1ed9t mi\u1ec1n con (subdomain).
\n- www<\/code> \u0110\u00e2y l\u00e0 m\u1ed9t t\u00ean mi\u1ec1n con ph\u1ed5 bi\u1ebfn, tuy nhi\u00ean v\u1ec1 m\u1eb7t k\u1ef9 thu\u1eadt th\u00ec n\u00f3 kh\u00f4ng ph\u1ea3i l\u00e0 \u0111i\u1ec1u b\u1eaft bu\u1ed9c.<\/p>\n\n\n\n

Nh\u1eefng chi\u1ebfn l\u01b0\u1ee3c v\u00e0 k\u1ef9 thu\u1eadt c\u1ed1t l\u00f5i \u0111\u1ec3 ch\u1ecdn \u0111\u01b0\u1ee3c t\u00ean mi\u1ec1n t\u1ed1t nh\u1ea5t<\/h2>\n\n\n\n

Vi\u1ec7c ch\u1ecdn m\u1ed9t t\u00ean mi\u1ec1n v\u1eeba ph\u00f9 h\u1ee3p v\u1edbi h\u00ecnh \u1ea3nh th\u01b0\u01a1ng hi\u1ec7u v\u1eeba thu\u1eadn l\u1ee3i cho vi\u1ec7c qu\u1ea3ng b\u00e1 c\u00f4ng ngh\u1ec7 \u0111\u00f2i h\u1ecfi m\u1ed9t chi\u1ebfn l\u01b0\u1ee3c c\u00f3 h\u1ec7 th\u1ed1ng. Qu\u00e1 tr\u00ecnh n\u00e0y kh\u00f4ng ch\u1ec9 d\u1ef1a v\u00e0o s\u1ef1 may m\u1eafn ng\u1eabu nhi\u00ean, m\u00e0 c\u00f2n c\u1ea7n ph\u1ea3i tu\u00e2n theo nh\u1eefng nguy\u00ean t\u1eafc khoa h\u1ecdc trong vi\u1ec7c \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh<\/p>\n\n\n\n

\u01afu ti\u00ean vi\u1ec7c x\u00e2y d\u1ef1ng th\u01b0\u01a1ng hi\u1ec7u v\u00e0 s\u1ef1 \u0111\u01a1n gi\u1ea3n, d\u1ec5 nh\u1edb.<\/h3>\n\n\n\n

T\u00ean mi\u1ec1n \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf theo phong c\u00e1ch th\u01b0\u01a1ng hi\u1ec7u (branded domain names) l\u00e0 y\u1ebfu t\u1ed1 then ch\u1ed1t trong vi\u1ec7c x\u00e2y d\u1ef1ng m\u1ed9t \u201cb\u1ea3n s\u1eafc k\u1ef9 thu\u1eadt s\u1ed1\u201d \u0111\u1ed9c \u0111\u00e1o cho m\u1ed9t doanh nghi\u1ec7p. N\u00ean \u01b0u ti\u00ean ch\u1ecdn nh\u1eefng t\u00ean mi\u1ec1n ph\u1ea3n \u00e1nh \u0111\u00fang c\u00e1c gi\u00e1 tr\u1ecb c\u1ed1t l\u00f5i c\u1ee7a th\u01b0\u01a1ng hi\u1ec7u, d\u1ec5 \u0111\u00e1nh v\u1ea7n v\u00e0 d\u1ec5 ph\u00e1t \u00e2m. Tr\u00e1nh s\u1eed d\u1ee5ng d\u1ea5u g\u1ea1ch n\u1ed1i, s\u1ed1 ho\u1eb7c c\u00e1c k\u1ebft h\u1ee3p ch\u1eef c\u00f3 th\u1ec3 g\u00e2y hi\u1ec3u l\u1ea7m, v\u00ec \u0111i\u1ec1u n\u00e0y s\u1ebd l\u00e0m t\u0103ng kh\u00f3 kh\u0103n cho ng\u01b0\u1eddi d\u00f9ng trong vi\u1ec7c ghi nh\u1edb v\u00e0 nh\u1eadp th\u00f4ng tin, \u0111\u1ed3ng th\u1eddi c\u0169ng d\u1ec5 g\u00e2y nh\u1ea7m l\u1eabn khi truy\u1ec1n \u0111\u1ea1t b\u1eb1ng l\u1eddi n\u00f3i. Nh\u1eefng t\u00ean mi\u1ec1n ng\u1eafn (th\u00f4ng th\u01b0\u1eddng n\u00ean c\u00f3 kh\u00f4ng qu\u00e1 15 k\u00fd t\u1ef1) kh\u00f4ng ch\u1ec9 tr\u00f4ng \u0111\u1eb9p m\u1eaft h\u01a1n m\u00e0 c\u00f2n d\u1ec5 \u0111\u01b0\u1ee3c hi\u1ec3n th\u1ecb \u0111\u1ea7y \u0111\u1ee7 tr\u00ean thanh \u0111\u1ecba ch\u1ec9 c\u1ee7a tr\u00ecnh duy\u1ec7t tr\u00ean thi\u1ebft b\u1ecb di \u0111\u1ed9<\/p>\n\n\n\n

H\u00e3y l\u1ef1a ch\u1ecdn c\u00e1c t\u00ean mi\u1ec1n c\u1ea5p cao (Top-Level Domains \u2013 TLD) m\u1ed9t c\u00e1ch th\u1eadn tr\u1ecdng.<\/h3>\n\n\n\n

Vi\u1ec7c l\u1ef1a ch\u1ecdn t\u00ean mi\u1ec1n c\u1ea5p cao (top-level domain \u2013 TLD) c\u00f3 \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn \u1ea5n t\u01b0\u1ee3ng \u0111\u1ea7u ti\u00ean c\u1ee7a ng\u01b0\u1eddi d\u00f9ng v\u00e0 m\u1ee9c \u0111\u1ed9 ph\u00f9 h\u1ee3p c\u1ee7a trang web v\u1edbi t\u1eebng khu v\u1ef1c \u0111\u1ecba l\u00fd c\u1ee5 th\u1ec3..com<\/code> L\u00e0 m\u1ed9t t\u00ean mi\u1ec1n c\u1ea5p cao ph\u1ed5 th\u00f4ng (gTLD \u2013 generic top-level domain), do \u0111\u01b0\u1ee3c c\u00f4ng nh\u1eadn v\u00e0 tin t\u01b0\u1edfng r\u1ed9ng r\u00e3i tr\u00ean to\u00e0n th\u1ebf gi\u1edbi, n\u00f3 v\u1eabn l\u00e0 l\u1ef1a ch\u1ecdn m\u1eb7c \u0111\u1ecbnh \u0111\u01b0\u1ee3c \u01b0u ti\u00ean b\u1edfi c\u00e1c t\u1ed5 ch\u1ee9c kinh doanh. \u0110\u1ed1i v\u1edbi c\u00e1c doanh nghi\u1ec7p ho\u1ea1t \u0111\u1ed9ng t\u1ea1i nh\u1eefng qu\u1ed1c gia ho\u1eb7c khu v\u1ef1c c\u1ee5 th\u1ec3, h\u1ecd c\u00f3 th\u1ec3 ch\u1ecdn s\u1eed d\u1ee5ng c\u00e1c t\u00ean mi\u1ec1n c\u1ea5p cao theo m\u00e3 qu\u1ed1c gia (ccTLD \u2013 country code top-level domain) t\u01b0\u01a1ng \u1ee9ng .cn<\/code>\u3001.uk<\/code>\u3001.de<\/code> V\u00e2ng, \u0111i\u1ec1u n\u00e0y gi\u00fap c\u1ea3i thi\u1ec7n th\u1ee9 h\u1ea1ng trong c\u00e1c k\u1ebft qu\u1ea3 t\u00ecm ki\u1ebfm \u0111\u1ecba ph\u01b0\u01a1ng v\u00e0 t\u0103ng s\u1ef1 tin t\u01b0\u1edfng c\u1ee7a ng\u01b0\u1eddi d\u00f9ng. Ngo\u00e0i ra, c\u00f2n c\u00f3 r\u1ea5t nhi\u1ec1u t\u00ean mi\u1ec1n gTLD (generic top-level domains) m\u1edbi d\u00e0nh ri\u00eang cho t\u1eebng ng\u00e0nh ngh\u1ec1 c\u1ee5 th\u1ec3. .tech<\/code>\u3001.ai<\/code>\u3001.store<\/code>C\u00f3 th\u1ec3 s\u1eed d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p n\u00e0y \u0111\u1ec3 l\u00e0m n\u1ed5i b\u1eadt c\u00e1c thu\u1ed9c t\u00ednh c\u1ee7a trang web, nh\u01b0ng c\u1ea7n \u0111\u00e1nh gi\u00e1 m\u1ee9c \u0111\u1ed9 ph\u1ed5 bi\u1ebfn v\u00e0 s\u1ef1 ch\u1ea5p nh\u1eadn c\u1ee7a ng\u01b0\u1eddi d\u00f9ng \u0111\u1ed1i v\u1edbi n\u00f3.<\/p>\n\n\n

\n\n
\n \u0110\u0103ng k\u00fd t\u00ean mi\u1ec1n hosting.com<\/strong>\n
Th\u00f4ng qua g\u00f3i l\u01b0u tr\u1eef chia s\u1ebb h\u00e0ng n\u0103m, nh\u1eadn t\u00ean mi\u1ec1n .com mi\u1ec5n ph\u00ed trong m\u1ed9t n\u0103m, h\u1ed7 tr\u1ee3 300+ h\u1eadu t\u1ed1 t\u00ean mi\u1ec1n, qu\u1ea3n l\u00fd DNS mi\u1ec5n ph\u00ed, h\u1ed7 tr\u1ee3 kh\u00e1ch h\u00e0ng 24\/7<\/div>\n <\/div>\n\n
\n \n \n \"\u0110\u0103ng\n \n \n <\/a>\n \n \n Truy c\u1eadp hosting.com <\/a>\n <\/div>\n <\/div>\n\n \n\n\n\n\n\n\n

S\u1ef1 ph\u00f9 h\u1ee3p gi\u1eefa c\u00e1c t\u1eeb kh\u00f3a v\u00e0 c\u00e1c y\u00eau c\u1ea7u c\u1ee7a c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm (SEO)<\/h3>\n\n\n\n

Vi\u1ec7c \u0111\u01b0a c\u00e1c t\u1eeb kh\u00f3a li\u00ean quan \u0111\u1ebfn ng\u00e0nh ngh\u1ec1 v\u00e0o t\u00ean mi\u1ec1n c\u00f3 th\u1ec3 gi\u00fap truy\u1ec1n \u0111\u1ea1t th\u00f4ng tin v\u1ec1 ch\u1ee7 \u0111\u1ec1 trang web \u0111\u1ebfn ng\u01b0\u1eddi d\u00f9ng v\u00e0 c\u00e1c c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3. Tuy nhi\u00ean, \u0111\u00e2y kh\u00f4ng ph\u1ea3i l\u00e0 y\u00eau c\u1ea7u b\u1eaft bu\u1ed9c, v\u00e0 vi\u1ec7c s\u1eed d\u1ee5ng c\u00e1c t\u1eeb kh\u00f3a c\u1ea7n \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n m\u1ed9t c\u00e1ch h\u1ee3p l\u00fd \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng t\u00ean mi\u1ec1n nghe t\u1ef1 nhi\u00ean v\u00e0 ph\u1ea3n \u00e1nh \u0111\u00fang b\u1ea3n ch\u1ea5t th\u01b0\u01a1ng hi\u1ec7u. H\u00e3y tr\u00e1nh t\u1ea1o ra nh\u1eefng t\u00ean mi\u1ec1n qu\u00e1 d\u00e0i ho\u1eb7c kh\u00f4ng t\u1ef1 nhi\u00ean ch\u1ec9 \u0111\u1ec3 \u00e9p nh\u1ed3i c\u00e1c t\u1eeb kh\u00f3a v\u00e0o \u0111\u00f3. C\u00e1c thu\u1eadt to\u00e1n c\u1ee7a c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm hi\u1ec7n nay \u0111\u00e3 r\u1ea5t ph\u00e1t tri\u1ec3n, v\u00e0 t\u00e1c \u0111\u1ed9ng tr\u1ef1c ti\u1ebfp c\u1ee7a c\u00e1c t\u1eeb kh\u00f3a trong t\u00ean mi\u1ec1n \u0111\u1ed1i v\u1edbi th\u1ee9 h\u1ea1ng trang web \u0111\u00e3 gi\u1ea3m \u0111i \u0111\u00e1ng k\u1ec3; n\u1ed9i dung ch\u1ea5t l\u01b0\u1ee3ng cao v\u00e0 tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng m\u1edbi l\u00e0 y\u1ebfu t\u1ed1 quan tr\u1ecdng nh\u1ea5t.<\/p>\n\n\n\n

Ti\u1ebfn h\u00e0nh ki\u1ec3m tra to\u00e0n di\u1ec7n v\u1ec1 kh\u1ea3 n\u0103ng s\u1eed d\u1ee5ng (usability) v\u00e0 c\u00e1c y\u00eau c\u1ea7u ph\u00e1p l\u00fd (legal requirements).<\/h3>\n\n\n\n

Tr\u01b0\u1edbc khi ch\u1ecdn m\u1ed9t t\u00ean mi\u1ec1n cu\u1ed1i c\u00f9ng, c\u1ea7n ph\u1ea3i ti\u1ebfn h\u00e0nh c\u00e1c ki\u1ec3m tra \u0111a chi\u1ec1u. \u0110\u1ea7u ti\u00ean, s\u1eed d\u1ee5ng c\u00e1c c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm c\u1ee7a c\u00e1c nh\u00e0 \u0111\u0103ng k\u00fd t\u00ean mi\u1ec1n h\u00e0ng \u0111\u1ea7u \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh xem t\u00ean mi\u1ec1n \u0111\u00f3 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u0111\u0103ng k\u00fd hay kh\u00f4ng. Ti\u1ebfp theo, ki\u1ec3m tra xem t\u00ean \u0111\u00f3 c\u00f3 tr\u00f9ng v\u1edbi c\u00e1c th\u01b0\u01a1ng hi\u1ec7u \u0111\u00e3 \u0111\u01b0\u1ee3c \u0111\u0103ng k\u00fd tr\u01b0\u1edbc \u0111\u00f3 hay kh\u00f4ng; c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n vi\u1ec7c n\u00e0y th\u00f4ng qua h\u1ec7 th\u1ed1ng t\u00ecm ki\u1ebfm th\u01b0\u01a1ng hi\u1ec7u c\u1ee7a C\u1ee5c S\u1edf h\u1eefu Tr\u00ed tu\u1ec7 Qu\u1ed1c gia. N\u1ebfu c\u1ea7n, h\u00e3y tham kh\u1ea3o \u00fd ki\u1ebfn c\u1ee7a c\u00e1c chuy\u00ean gia ph\u00e1p l\u00fd \u0111\u1ec3 tr\u00e1nh nh\u1eefng tranh ch\u1ea5p v\u1ec1 quy\u1ec1n s\u1edf h\u1eefu th\u01b0\u01a1ng hi\u1ec7u trong t\u01b0\u01a1ng lai. Cu\u1ed1i c\u00f9ng, ki\u1ec3m tra xem t\u00ean mi\u1ec1n \u0111\u00f3 c\u00f3 t\u1eebng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 x\u00e2y d\u1ef1ng trang web tr\u01b0\u1edbc \u0111\u00e2y hay kh\u00f4ng; b\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng c\u00e1c c\u00f4ng c\u1ee5 nh\u01b0 Wayback Machine \u0111\u1ec3 xem l\u1ecbch s\u1eed trang web \u0111\u00f3, nh\u1eb1m tr\u00e1nh nh\u1eefng \u1ea3nh h\u01b0\u1edfng ti\u00eau c\u1ef1c do ng\u01b0\u1eddi s\u1edf h\u1eefu tr\u01b0\u1edbc \u0111\u1ec3 l\u1ea1i (ch\u1eb3ng h\u1ea1n nh\u01b0 danh ti\u1ebfng x\u1ea5u ho\u1eb7c h\u00ecnh ph\u1ea1t v\u1ec1 SEO).<\/p>\n\n\n\n

Quy tr\u00ecnh chi ti\u1ebft v\u00e0 c\u00e1c \u0111i\u1ec3m k\u1ef9 thu\u1eadt quan tr\u1ecdng khi \u0111\u0103ng k\u00fd t\u00ean mi\u1ec1n<\/h2>\n\n\n\n

Sau khi ho\u00e0n t\u1ea5t vi\u1ec7c l\u1ecdc c\u00e1c t\u00ean mi\u1ec1n mong mu\u1ed1n, b\u01b0\u1edbc ti\u1ebfp theo l\u00e0 \u0111\u0103ng k\u00fd ch\u00fang. Qu\u00e1 tr\u00ecnh n\u00e0y bao g\u1ed3m nhi\u1ec1u kh\u00e2u k\u1ef9 thu\u1eadt nh\u01b0 l\u1ef1a ch\u1ecdn nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5, \u0111i\u1ec1n th\u00f4ng tin v\u00e0 c\u1ea5u h\u00ecnh b\u1ea3o m\u1eadt.<\/p>\n\n\n\n

Ch\u1ecdn nh\u00e0 \u0111\u0103ng k\u00fd t\u00ean mi\u1ec1n \u0111\u00e1ng tin c\u1eady<\/h3>\n\n\n\n

Nh\u00e0 \u0111\u0103ng k\u00fd t\u00ean mi\u1ec1n l\u00e0 c\u1ea7u n\u1ed1i gi\u1eefa b\u1ea1n v\u00e0 c\u01a1 quan qu\u1ea3n l\u00fd \u0111\u0103ng k\u00fd t\u00ean mi\u1ec1n. Khi l\u1ef1a ch\u1ecdn nh\u00e0 \u0111\u0103ng k\u00fd, b\u1ea1n n\u00ean ch\u00fa \u00fd \u0111\u1ebfn m\u1ed9t s\u1ed1 y\u1ebfu t\u1ed1 k\u1ef9 thu\u1eadt quan tr\u1ecdng sau: \u0110\u1ed9 tin c\u1eady \u0111\u01b0\u1ee3c ch\u1ee9ng nh\u1eadn b\u1edfi ICANN; Giao di\u1ec7n qu\u1ea3n tr\u1ecb d\u1ec5 s\u1eed d\u1ee5ng v\u00e0 t\u00ednh n\u0103ng \u0111\u1ea7y \u0111\u1ee7; \u0110\u1ed9 \u1ed5n \u0111\u1ecbnh v\u00e0 t\u1ed1c \u0111\u1ed9 x\u1eed l\u00fd y\u00eau c\u1ea7u DNS; Kh\u1ea3 n\u0103ng ph\u1ea3n h\u1ed3i nhanh ch\u00f3ng c\u1ee7a d\u1ecbch v\u1ee5 h\u1ed7 tr\u1ee3 kh\u00e1ch h\u00e0ng; V\u00e0 chi\u1ebfn l\u01b0\u1ee3c gi\u00e1 c\u1ea3 minh b\u1ea1ch (\u0111\u1eb7c bi\u1ec7t l\u00e0 s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa gi\u00e1 gia h\u1ea1n v\u00e0 gi\u00e1 n\u0103m \u0111\u1ea7u ti\u00ean). C\u00e1c nh\u00e0 \u0111\u0103ng k\u00fd c\u00f3 uy t\u00edn qu\u1ed1c t\u1ebf nh\u01b0 Cloudflare, Namecheap, Google Domains th\u01b0\u1eddng cung c\u1ea5p d\u1ecbch v\u1ee5 \u1ed5n \u0111\u1ecbnh v\u00e0 h\u1ed7 tr\u1ee3 API ch\u1ea5t l\u01b0\u1ee3ng cao.<\/p>\n\n\n\n

\u0110i\u1ec1n ch\u00ednh x\u00e1c th\u00f4ng tin ng\u01b0\u1eddi \u0111\u0103ng k\u00fd<\/h3>\n\n\n\n

Khi \u0111\u0103ng k\u00fd t\u00ean mi\u1ec1n, b\u1ea1n c\u1ea7n cung c\u1ea5p th\u00f4ng tin ch\u00ednh x\u00e1c v\u1ec1 ng\u01b0\u1eddi qu\u1ea3n tr\u1ecb, ng\u01b0\u1eddi li\u00ean h\u1ec7 k\u1ef9 thu\u1eadt v\u00e0 ng\u01b0\u1eddi li\u00ean h\u1ec7 thanh to\u00e1n (t\u1ea5t c\u1ea3 \u0111\u01b0\u1ee3c g\u1ecdi chung l\u00e0 th\u00f4ng tin WHOIS). Theo quy \u0111\u1ecbnh c\u1ee7a ICANN v\u00e0 c\u00e1c quy \u0111\u1ecbnh b\u1ea3o v\u1ec7 d\u1eef li\u1ec7u nh\u01b0 GDPR, m\u1ed9t s\u1ed1 th\u00f4ng tin c\u00e1 nh\u00e2n c\u00f3 th\u1ec3 b\u1ecb c\u00f4ng khai. Nhi\u1ec1u nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 \u0111\u0103ng k\u00fd t\u00ean mi\u1ec1n cung c\u1ea5p d\u1ecbch v\u1ee5 b\u1ea3o v\u1ec7 quy\u1ec1n ri\u00eang t\u01b0 mi\u1ec5n ph\u00ed (Whois Privacy), s\u1eed d\u1ee5ng th\u00f4ng tin \u0111\u1ea1i di\u1ec7n c\u1ee7a nh\u00e0 cung c\u1ea5p thay th\u1ebf th\u00f4ng tin c\u00e1 nh\u00e2n c\u1ee7a b\u1ea1n nh\u1eb1m b\u1ea3o v\u1ec7 quy\u1ec1n ri\u00eang t\u01b0 v\u00e0 gi\u1ea3m thi\u1ec3u th\u01b0 r\u00e1c. H\u00e3y \u0111\u1ea3m b\u1ea3o r\u1eb1ng \u0111\u1ecba ch\u1ec9 email b\u1ea1n s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111\u0103ng k\u00fd l\u00e0 \u0111\u1ecba ch\u1ec9 h\u1ee3p l\u1ec7 m\u00e0 b\u1ea1n c\u00f3 th\u1ec3 truy c\u1eadp l\u00e2u d\u00e0i; \u0111\u00e2y l\u00e0 c\u00e1ch duy nh\u1ea5t \u0111\u1ec3 nh\u1eadn c\u00e1c th\u00f4ng b\u00e1o quan tr\u1ecdng v\u00e0 th\u1ef1c hi\u1ec7n x\u00e1c th\u1ef1c quy\u1ec1n s\u1edf h\u1eefu t\u00ean mi\u1ec1n.<\/p>\n\n\n\n

Ho\u00e0n t\u1ea5t qu\u00e1 tr\u00ecnh \u0111\u0103ng k\u00fd v\u00e0 thi\u1ebft l\u1eadp DNS ban \u0111\u1ea7u.<\/h3>\n\n\n\n

Sau khi thanh to\u00e1n th\u00e0nh c\u00f4ng, t\u00ean mi\u1ec1n s\u1ebd \u0111\u01b0\u1ee3c \u0111\u0103ng k\u00fd th\u00e0nh c\u00f4ng. L\u00fac n\u00e0y, t\u00ean mi\u1ec1n th\u01b0\u1eddng s\u1ebd tr\u1ecf v\u1ec1 trang m\u1eb7c \u0111\u1ecbnh do nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 \u0111\u0103ng k\u00fd cung c\u1ea5p, ho\u1eb7c ch\u01b0a \u0111\u01b0\u1ee3c thi\u1ebft l\u1eadp ph\u00e2n gi\u1ea3i (kh\u00f4ng c\u00f3 th\u00f4ng tin DNS \u0111\u01b0\u1ee3c g\u00e1n). B\u1ea1n c\u1ea7n ngay l\u1eadp t\u1ee9c \u0111\u0103ng nh\u1eadp v\u00e0o b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n qu\u1ea3n tr\u1ecb v\u00e0 truy c\u1eadp v\u00e0o khu v\u1ef1c qu\u1ea3n l\u00fd DNS. C\u00e1c b\u1ea3n ghi ban \u0111\u1ea7u quan tr\u1ecdng c\u1ea7n thi
\n- A\u8bb0\u5f55\uff1a\u5c06\u4f60\u7684\u57df\u540d\uff08\u5982 example.com<\/code>) ho\u1eb7c t\u00ean mi\u1ec1n ph\u1ee5 (v\u00ed d\u1ee5: www.example.com<\/code>\u0110\u00f3 l\u00e0 \u0111\u1ecba ch\u1ec9 IPv4 h\u01b0\u1edbng t\u1edbi m\u00e1y ch\u1ee7.
\n\u2013 Ghi ch\u00e9p AAAA: \u0110\u1ecba ch\u1ec9 IPv6 h\u01b0\u1edbng t\u1edbi m\u00e1y ch\u1ee7 (n\u1ebfu \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3).
\n\u2013 CNAME (Canonical Name) record: D\u00f9ng \u0111\u1ec3 \u0111\u1ecbnh tuy\u1ebfn m\u1ed9t t\u00ean mi\u1ec1n (domain name) \u0111\u1ebfn m\u1ed9t t\u00ean mi\u1ec1n kh\u00e1c. Th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 chuy\u1ec3n h\u01b0\u1edbng truy c\u1eadp t\u1eeb t\u00ean mi\u1ec1n c\u0169 sang t\u00ean mi\u1ec1n m\u1edbi. www<\/code> Phi\u00ean b\u1ea3n n\u00e0y \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 ho\u1ea1t \u0111\u1ed9ng tr\u00ean trang web ch\u00ednh (main domain), ho\u1eb7c \u0111\u1ec3 chuy\u1ec3n h\u01b0\u1edbng d\u1ecbch v\u1ee5 sang c\u00e1c n\u1ec1n t\u1ea3ng b\u00ean th\u1ee9 ba nh\u01b0 GitHub Pages ho\u1eb7c Shopify.
\n\u2013 MX (Mail Exchange) record: \u0110\u1ecba ch\u1ec9 m\u00e1y ch\u1ee7 email \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 nh\u1eadn th\u01b0 \u0111i\u1ec7n t\u1eed.<\/p>\n\n\n\n

C\u00e1c ph\u01b0\u01a1ng ph\u00e1p qu\u1ea3n l\u00fd t\u00ean mi\u1ec1n t\u1ed1t nh\u1ea5t l\u00e2u d\u00e0i<\/h2>\n\n\n\n

Vi\u1ec7c \u0111\u0103ng k\u00fd t\u00ean mi\u1ec1n kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t l\u1ea7n duy nh\u1ea5t; vi\u1ec7c qu\u1ea3n l\u00fd ch\u00fang m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3 v\u00e0 li\u00ean t\u1ee5c l\u00e0 n\u1ec1n t\u1ea3ng quan tr\u1ecdng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o ho\u1ea1t \u0111\u1ed9ng kinh doanh di\u1ec5n ra \u1ed5n \u0111\u1ecbnh tr\u00ean m\u1ea1ng. \u0110i\u1ec1u n\u00e0y bao g\u1ed3m nhi\u1ec1u kh\u00eda c\u1ea1nh nh\u01b0 b\u1ea3o m\u1eadt, gia h\u1ea1n h\u1ee3p \u0111\u1ed3<\/p>\n\n\n\n

Th\u1ef1c hi\u1ec7n c\u00e1c bi\u1ec7n ph\u00e1p b\u1ea3o m\u1eadt n\u00e2ng cao<\/h3>\n\n\n\n

B\u1ea3o m\u1eadt t\u00ean mi\u1ec1n l\u00e0 tuy\u1ebfn ph\u00f2ng th\u1ee7 \u0111\u1ea7u ti\u00ean trong b\u1ea3o m\u1eadt m\u1ea1ng. Bi\u1ec7n ph\u00e1p quan tr\u1ecdng nh\u1ea5t l\u00e0 b\u1eadt ch\u1ee9c n\u0103ng x\u00e1c th\u1ef1c hai y\u1ebfu t\u1ed1 (2FA) do nh\u00e0 \u0111\u0103ng k\u00fd cung c\u1ea5p, nh\u1eb1m t\u0103ng th\u00eam l\u1edbp b\u1ea3o v\u1ec7 cho qu\u00e1 tr\u00ecnh \u0111\u0103ng nh\u1eadp t\u00e0i kho\u1ea3n. Ti\u1ebfp theo, b\u1ea1n n\u00ean k\u00edch ho\u1ea1t ch\u1ee9c n\u0103ng kh\u00f3a t\u00ean mi\u1ec1n (Domain Lock) \u0111\u1ec3 ng\u0103n ch\u1eb7n vi\u1ec7c chuy\u1ec3n nh\u01b0\u1ee3ng t\u00ean mi\u1ec1n m\u1ed9t c\u00e1ch tr\u00e1i ph\u00e9p. \u0110\u1ed1i v\u1edbi c\u00e1c t\u00ean mi\u1ec1n c\u00f3 gi\u00e1 tr\u1ecb cao, b\u1ea1n n\u00ean xem x\u00e9t c\u00e1c d\u1ecbch v\u1ee5 b\u1ea3o m\u1eadt cao c\u1ea5p do nh\u00e0 \u0111\u0103ng k\u00fd cung c\u1ea5p, ch\u1eb3ng h\u1ea1n nh\u01b0 ch\u1ee9c n\u0103ng \u201cKh\u00f3a Nh\u00e0 \u0111\u0103ng k\u00fd\u201d (Registry Lock), v\u1ed1n y\u00eau c\u1ea7u x\u00e1c th\u1ef1c b\u1ed5 sung \u1edf c\u1ea5p \u0111\u1ed9 nh\u00e0 \u0111\u0103ng k\u00fd tr\u01b0\u1edbc khi thay \u0111\u1ed5i th\u00f4ng tin, mang l\u1ea1i m\u1ee9c \u0111\u1ed9 b\u1ea3o m\u1eadt r\u1ea5t cao.<\/p>\n\n\n

\n\n
\n \u0110\u0103ng k\u00fd t\u00ean mi\u1ec1n UltaHost<\/strong>\n
H\u01a1n 300 \u0111u\u00f4i t\u00ean mi\u1ec1n, ch\u1ecdn g\u00f3i l\u01b0u tr\u1eef h\u00e0ng n\u0103m, t\u1eadn h\u01b0\u1edfng t\u00ean mi\u1ec1n mi\u1ec5n ph\u00ed! Chuy\u1ec3n t\u00ean mi\u1ec1n sang Ultahost \u0111\u1ec3 \u0111\u01b0\u1ee3c gia h\u1ea1n mi\u1ec5n ph\u00ed m\u1ed9t n\u0103m, .com $9.49 n\u0103m \u0111\u1ea7u ti\u00ean<\/div>\n <\/div>\n\n
\n \n \n \"\u0110\u0103ng\n \n \n <\/a>\n \n \n Truy c\u1eadp UltaHost <\/a>\n <\/div>\n <\/div>\n\n \n\n\n\n\n\n\n

H\u00e3y \u0111\u1ea3m b\u1ea3o r\u1eb1ng b\u1ea1n gia h\u1ea1n d\u1ecbch v\u1ee5 \u0111\u00fang h\u1ea1n v\u00e0 ch\u1ecdn t\u00f9y ch\u1ecdn gia h\u1ea1n t\u1ef1 \u0111\u1ed9ng.<\/h3>\n\n\n\n

T\u00ean mi\u1ec1n \u0111\u01b0\u1ee3c thu\u00ea theo n\u0103m; n\u1ebfu h\u1ebft h\u1ea1n m\u00e0 kh\u00f4ng \u0111\u01b0\u1ee3c gia h\u1ea1n, trang web s\u1ebd kh\u00f4ng th\u1ec3 truy c\u1eadp \u0111\u01b0\u1ee3c v\u00e0 s\u1ebd b\u01b0\u1edbc v\u00e0o giai \u0111o\u1ea1n ph\u1ea3i tr\u1ea3 m\u1ed9t kho\u1ea3n ph\u00ed cao \u0111\u1ec3 mua l\u1ea1i t\u00ean mi\u1ec1n, ho\u1eb7c th\u1eadm ch\u00ed c\u00f3 th\u1ec3 b\u1ecb ng\u01b0\u1eddi kh\u00e1c \u0111\u0103ng k\u00fd l\u1ea1i. C\u00e1ch an to\u00e0n nh\u1ea5t l\u00e0 b\u1eadt ch\u1ee9c n\u0103ng t\u1ef1 \u0111\u1ed9ng gia h\u1ea1n v\u00e0 \u0111\u1ea3m b\u1ea3o r\u1eb1ng ph\u01b0\u01a1ng th\u1ee9c thanh to\u00e1n \u0111\u01b0\u1ee3c li\u00ean k\u1ebft v\u1edbi t\u00ean mi\u1ec1n v\u1eabn c\u00f2n ho\u1ea1t \u0111\u1ed9ng b\u00ecnh th\u01b0\u1eddng. Ngo\u00e0i ra, b\u1ea1n n\u00ean thi\u1ebft l\u1eadp m\u1ed9t l\u1eddi nh\u1eafc nh\u1edf tr\u00ean l\u1ecbch \u0111\u1ec3 x\u00e1c nh\u1eadn vi\u1ec7c gia h\u1ea1n tr\u01b0\u1edbc 1\u20132 th\u00e1ng so v\u1edbi ng\u00e0y h\u1ebft h\u1ea1n. T\u1ed1t nh\u1ea5t l\u00e0 \u0111\u0103ng k\u00fd t\u00ean mi\u1ec1n cho nhi\u1ec1u n\u0103m c\u00f9ng m\u1ed9t l\u00fac; \u0111i\u1ec1u n\u00e0y kh\u00f4ng ch\u1ec9 gi\u00fap tr\u00e1nh qu\u00ean l\u00e3ng, m\u00e0 m\u1ed9t s\u1ed1 c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm c\u0169ng c\u00f3 th\u1ec3 coi \u0111\u00f3 l\u00e0 d\u1ea5u hi\u1ec7u t\u00edch c\u1ef1c cho s\u1ef1 \u1ed5n \u0111\u1ecbnh v\u00e0 l\u00e2u d\u00e0i c\u1ee7a trang web.<\/p>\n\n\n\n

Qu\u1ea3n l\u00fd v\u00e0 ph\u00e2n t\u00edch b\u1ea3n ghi DNS<\/h3>\n\n\n\n

Khi doanh nghi\u1ec7p ph\u00e1t tri\u1ec3n, c\u1ea5u h\u00ecnh DNS c\u00f3 th\u1ec3 c\u1ea7n \u0111\u01b0\u1ee3c \u0111i\u1ec1u ch\u1ec9nh, ch\u1eb3ng h\u1ea1n nh\u01b0 thay \u0111\u1ed5i nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 m\u00e1y ch\u1ee7, th\u00eam c\u00e1c mi\u1ec1n con m\u1edbi ho\u1eb7c t\u00edch h\u1ee3p c\u00e1c d\u1ecbch v\u1ee5 b\u00ean th\u1ee9 ba. M\u1ecdi thay \u0111\u1ed5i \u0111\u1ed1i v\u1edbi b\u1ea3n ghi DNS \u0111\u1ec1u m\u1ea5t th\u1eddi gian \u0111\u1ec3 \u0111\u01b0\u1ee3c truy\u1ec1n \u0111i v\u00e0 c\u00f3 hi\u1ec7u l\u1ef1c tr\u00ean c\u00e1c m\u00e1y ch\u1ee7 DNS tr\u00ean to\u00e0n th\u1ebf gi\u1edbi; th\u1eddi gian n\u00e0y \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 TTL (Time To Live \u2013 Th\u1eddi gian t\u1ed3n t\u1ea1i c\u1ee7a b\u1ea3n ghi). Tr\u01b0\u1edbc khi th\u1ef1c hi\u1ec7n nh\u1eefng thay \u0111\u1ed5i quan tr\u1ecdng, b\u1ea1n c\u00f3 th\u1ec3 gi\u1ea3m gi\u00e1 tr\u1ecb TTL c\u1ee7a c\u00e1c b\u1ea3n ghi li\u00ean quan tr\u01b0\u1edbc (v\u00ed d\u1ee5: c\u00e0i \u0111\u1eb7t th\u00e0nh 300 gi\u00e2y), sau \u0111\u00f3 t\u0103ng gi\u00e1 tr\u1ecb TTL tr\u1edf l\u1ea1i khi c\u00e1c thay \u0111\u1ed5i \u0111\u00e3 \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng v\u00e0 \u1ed5n \u0111\u1ecbnh, nh\u1eb1m t\u0103ng t\u1ed1c \u0111\u1ed9 gi\u1ea3i quy\u1ebft y\u00eau c\u1ea7u truy c\u1eadp trang web.<\/p>\n\n\n\n

X\u00e2y d\u1ef1ng m\u1ed9t c\u1ea5u tr\u00fac t\u00ean mi\u1ec1n (domain name) v\u00e0 subdomain h\u1ee3p l\u00fd<\/h3>\n\n\n\n

M\u1ed9t c\u1ea5u tr\u00fac t\u00ean mi\u1ec1n r\u00f5 r\u00e0ng gi\u00fap ng\u01b0\u1eddi d\u00f9ng d\u1ec5 d\u00e0ng hi\u1ec3u v\u00e0 c\u00e1c c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm (search engines) d\u1ec5 d\u00e0ng l\u1eadp ch\u1ec9 m\u1ee5c (index) n\u1ed9i dung tr\u00ean trang web. C\u00e1ch th\u1ee9c ph\u1ed5 bi\u1ebfn \u0111\u1ec3 thi\u1ebft k\u1ebf c\u1ea5u tr\u00fac t\u00ean mi\u1ec1n l\u00e0:
\n\u2013 Ch\u1ecdn m\u1ed9t t\u00ean mi\u1ec1n ch\u00ednh (th\u01b0\u1eddng l\u00e0 t\u00ean mi\u1ec1n kh\u00f4ng ch\u1ee9a k\u00fd t\u1ef1 \u0111\u1eb7c bi\u1ec7t ho\u1eb7c d\u1ea5u c\u00e2u). www<\/code> Phi\u00ean b\u1ea3n \u0111\u00f3, v\u00ed d\u1ee5 nh\u01b0\u2026 example.com<\/code>) v\u00e0 s\u1ebd www<\/code> Phi\u00ean b\u1ea3n n\u00e0y s\u1eed d\u1ee5ng l\u1ec7nh chuy\u1ec3n h\u01b0\u1edbng 301 \u0111\u1ec3 li\u00ean t\u1ee5c tr\u1ecf v\u1ec1 t\u00ean mi\u1ec1n ch\u00ednh, nh\u1eb1m \u0111\u1ed3ng nh\u1ea5t h\u00f3a tr\u1ecdng s\u1ed1 li\u00ean k\u1ebft (link weight).
\n\u2013 S\u1eed d\u1ee5ng c\u00e1c t\u00ean mi\u1ec1n con (subdomains) cho c\u00e1c trang web thu\u1ed9c c\u00e1c khu v\u1ef1c ho\u1eb7c ng\u00f4n ng\u1eef kh\u00e1c nhau (v\u00ed d\u1ee5:\u2026) uk.example.com<\/code>ho\u1eb7c th\u01b0 m\u1ee5c con (v\u00ed d\u1ee5: example.com\/uk\/<\/code>\u0110i\u1ec1u n\u00e0y ph\u1ee5 thu\u1ed9c v\u00e0o m\u1ee9c \u0111\u1ed9 \u0111\u1ed9c l\u1eadp c\u1ee7a n\u1ed9i dung v\u00e0 chi\u1ebfn l\u01b0\u1ee3c v\u1eadn h\u00e0nh.
\n\u2013 S\u1eed d\u1ee5ng c\u00e1c t\u00ean mi\u1ec1n con chuy\u00ean d\u1ee5ng cho c\u00e1c ch\u1ee9c n\u0103ng ho\u1eb7c d\u1ecbch v\u1ee5 c\u1ee5 th\u1ec3, v\u00ed d\u1ee5 nh\u01b0\u2026 blog.example.com<\/code>\u3001shop.example.com<\/code>\u3001api.example.com<\/code>Th\u1ef1c hi\u1ec7n vi\u1ec7c t\u00e1ch bi\u1ec7t c\u00e1c th\u00e0nh ph\u1ea7n logic (logic components) nhau.<\/p>\n\n\n\n

T\u00f3m l\u1ea1i<\/h2>\n\n\n\n

Vi\u1ec7c l\u1ef1a ch\u1ecdn v\u00e0 qu\u1ea3n l\u00fd m\u1ed9t t\u00ean mi\u1ec1n t\u1ed1t nh\u1ea5t l\u00e0 m\u1ed9t qu\u00e1 tr\u00ecnh t\u1ed5ng h\u1ee3p, k\u1ebft h\u1ee3p gi\u1eefa chi\u1ebfn l\u01b0\u1ee3c th\u01b0\u01a1ng hi\u1ec7u, hi\u1ec3u bi\u1ebft v\u1ec1 c\u00f4ng ngh\u1ec7 v\u00e0 c\u00f4ng t\u00e1c v\u1eadn h\u00e0nh l\u00e2u d\u00e0i. Qu\u00e1 tr\u00ecnh n\u00e0y b\u1eaft \u0111\u1ea7u t\u1eeb vi\u1ec7c nh\u1eadn th\u1ee9c r\u00f5 gi\u00e1 tr\u1ecb k\u1ef9 thu\u1eadt c\u1ed1t l\u00f5i c\u1ee7a t\u00ean mi\u1ec1n nh\u01b0 n\u1ec1n t\u1ea3ng cho vi\u1ec7c \u0111\u1ecbnh tuy\u1ebfn tr\u00ean m\u1ea1ng, ti\u1ebfp theo l\u00e0 s\u1eed d\u1ee5ng c\u00e1c chi\u1ebfn l\u01b0\u1ee3c nh\u01b0 x\u00e2y d\u1ef1ng th\u01b0\u01a1ng hi\u1ec7u v\u00e0 xem x\u00e9t t\u1eeb kh\u00f3a \u0111\u1ec3 l\u1ef1a ch\u1ecdn m\u1ed9t c\u00e1ch c\u1ea9n th\u1eadn; t\u1eeb vi\u1ec7c th\u1ef1c hi\u1ec7n quy tr\u00ecnh \u0111\u0103ng k\u00fd v\u00e0 thi\u1ebft l\u1eadp DNS ban \u0111\u1ea7u m\u1ed9t c\u00e1ch nghi\u00eam ng\u1eb7t, cho \u0111\u1ebfn vi\u1ec7c \u0111\u1ea3m b\u1ea3o ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh l\u00e2u d\u00e0i th\u00f4ng qua c\u00e1c bi\u1ec7n ph\u00e1p t\u0103ng c\u01b0\u1eddng b\u1ea3o m\u1eadt, t\u1ef1 \u0111\u1ed9ng gia h\u1ea1n v\u00e0 qu\u1ea3n l\u00fd DNS m\u1ed9t c\u00e1ch chi ti\u1ebft. M\u1ed7i b\u01b0\u1edbc trong qu\u00e1 tr\u00ecnh n\u00e0y \u0111\u1ec1u \u0111\u00f2i h\u1ecfi s\u1ef1 l\u1eadp k\u1ebf ho\u1ea1ch v\u00e0 th\u1ef1c hi\u1ec7n t\u1ec9 m\u1ec9. M\u1ed9t t\u00ean mi\u1ec1n t\u1ed1t kh\u00f4ng ch\u1ec9 l\u00e0 con \u0111\u01b0\u1eddng d\u1eabn \u0111\u1ebfn trang web, m\u00e0 c\u00f2n l\u00e0 th\u00e0nh ph\u1ea7n c\u1ed1t l\u00f5i trong t\u00e0i s\u1ea3n k\u1ef9 thu\u1eadt s\u1ed1 c\u1ee7a th\u01b0\u01a1ng hi\u1ec7u, \u0111\u00e1ng \u0111\u01b0\u1ee3c \u0111\u1ea7u t\u01b0 v\u00e0 b\u1ea3o tr\u00ec li\u00ean t\u1ee5c.<\/p>\n\n\n\n

FAQ \u5e38\u89c1\u95ee\u9898<\/h2>\n\n\n\n

T\u00ean mi\u1ec1n c\u00f3 hi\u1ec7u l\u1ef1c sau bao l\u00e2u k\u1ec3 t\u1eeb khi \u0111\u0103ng k\u00fd?<\/h3>\n\n\n\n

Vi\u1ec7c \u0111\u0103ng k\u00fd t\u00ean mi\u1ec1n th\u01b0\u1eddng c\u00f3 hi\u1ec7u l\u1ef1c trong v\u00f2ng v\u00e0i ph\u00fat \u0111\u1ebfn v\u00e0i gi\u1edd sau khi thanh to\u00e1n \u0111\u01b0\u1ee3c ho\u00e0n t\u1ea5t, v\u00e0 qu\u00e1 tr\u00ecnh truy\u1ec1n th\u00f4ng tin t\u00ean mi\u1ec1n \u0111\u1ebfn h\u1ec7 th\u1ed1ng DNS to\u00e0n c\u1ea7u s\u1ebd \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n. Qu\u00e1 tr\u00ecnh n\u00e0y \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 \u201ctruy\u1ec1n th\u00f4ng tin t\u00ean mi\u1ec1n\u201d (domain name propagation), v\u00e0 th\u01b0\u1eddng m\u1ea5t kho\u1ea3ng 24\u201348 gi\u1edd \u0111\u1ec3 th\u00f4ng tin \u0111\u01b0\u1ee3c hi\u1ec3n th\u1ecb tr\u00ean t\u1ea5t c\u1ea3 c\u00e1c n\u00fat m\u1ea1ng tr\u00ean to\u00e0n th\u1ebf gi\u1edbi. Trong th\u1eddi gian n\u00e0y, m\u1ed9t s\u1ed1 ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 g\u1eb7p ph\u1ea3i s\u1ef1 c\u1ed1 khi truy c\u1eadp trang web li\u00ean quan \u0111\u1ebfn t\u00ean mi\u1ec1n \u0111\u00f3.<\/p>\n\n\n\n

T\u00f4i n\u00ean ch\u1ecdn d\u1ecbch v\u1ee5 b\u1ea3o v\u1ec7 quy\u1ec1n ri\u00eang t\u01b0 kh\u00f4ng?<\/h3>\n\n\n\n

\u0110\u1ed1i v\u1edbi \u0111\u1ea1i \u0111a s\u1ed1 ng\u01b0\u1eddi d\u00f9ng c\u00e1 nh\u00e2n v\u00e0 doanh nghi\u1ec7p, ch\u00fang t\u00f4i khuy\u1ebfn ngh\u1ecb m\u1ea1nh m\u1ebd vi\u1ec7c s\u1eed d\u1ee5ng c\u00e1c d\u1ecbch v\u1ee5 b\u1ea3o v\u1ec7 quy\u1ec1n ri\u00eang t\u01b0 mi\u1ec5n ph\u00ed ho\u1eb7c c\u00f3 ph\u00ed do nh\u00e0 \u0111\u0103ng k\u00fd t\u00ean mi\u1ec1n cung c\u1ea5p. Nh\u1eefng d\u1ecbch v\u1ee5 n\u00e0y c\u00f3 th\u1ec3 b\u1ea3o v\u1ec7 hi\u1ec7u qu\u1ea3 th\u00f4ng tin c\u00e1 nh\u00e2n c\u1ee7a b\u1ea1n nh\u01b0 s\u1ed1 \u0111i\u1ec7n tho\u1ea1i, \u0111\u1ecba ch\u1ec9 nh\u00e0 v\u00e0 email kh\u1ecfi b\u1ecb c\u00f4ng khai trong c\u01a1 s\u1edf d\u1eef li\u1ec7u WHOIS, t\u1eeb \u0111\u00f3 gi\u00fap gi\u1ea3m \u0111\u00e1ng k\u1ec3 nguy c\u01a1 b\u1ecb g\u1ecdi \u0111i\u1ec7n qu\u1ea3ng c\u00e1o, nh\u1eadn th\u01b0 r\u00e1c, ho\u1eb7c th\u1eadm ch\u00ed l\u00e0 c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng m\u1ea1ng c\u00f3 m\u1ee5c \u0111\u00edch c\u1ee5 th\u1ec3.<\/p>\n\n

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\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\"\u0110\u0103ng\r\n\t\t\t\t\t\t\t\t\t\r\n\t\t\t<\/div>\r\n\t\t\t\r\n\t\t\t\r\n\t\t\t
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\r\n\t\t\t\t\t\u0110\u0103ng k\u00fd t\u00ean mi\u1ec1n Bluehost<\/strong>\r\n\t\t\t\t\t\t\t\t\t<\/div>\r\n\t\t\t<\/div>\r\n\t\t<\/div>\r\n\t\t\t\tH\u1ed7 tr\u1ee3 tr\u00ecnh t\u1ea1o t\u00ean mi\u1ec1n AI, d\u1ecbch v\u1ee5 h\u1ed7 tr\u1ee3 24\/7<\/span>\r\n\t\t\t\t
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T\u1ea1o t\u00ean mi\u1ec1n b\u1eb1ng AI<\/div>\r\n\t\t\t\t\t\t\t\t\t\t\t\tTruy c\u1eadp Bluehost \u0111\u0103ng k\u00fd t\u00ean mi\u1ec1n \u2192<\/a>\r\n\t\t\t\t\t\t\t<\/div> \r\n\t\t<\/div>\r\n\t<\/div>\r\n\t\t\r\n\t\r\n\t
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\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\"WordPress.com\r\n\t\t\t\t\t\t\t\t\t\r\n\t\t\t<\/div>\r\n\t\t\t\r\n\t\t\t\r\n\t\t\t
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\r\n\t\t\t\t\tWordPress.com \u0111\u0103ng k\u00fd t\u00ean mi\u1ec1n<\/strong>\r\n\t\t\t\t\t\t\t\t\t<\/div>\r\n\t\t\t<\/div>\r\n\t\t<\/div>\r\n\t\t\t\tCh\u1ecdn g\u00f3i cao c\u1ea5p nh\u1ea5t \u0111\u1ec3 \u0111\u01b0\u1ee3c gi\u1ea3m gi\u00e1 l\u00ean \u0111\u1ebfn 69% + mi\u1ec5n ph\u00ed chuy\u1ec3n t\u00ean mi\u1ec1n, b\u1ea1n c\u00f3 th\u1ec3 \u0111\u0103ng k\u00fd t\u1eeb .com, .blog v\u00e0 h\u01a1n 350 \u0111u\u00f4i t\u00ean mi\u1ec1n kh\u00e1c.<\/span>\r\n\t\t\t\t
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Mua g\u00f3i thanh to\u00e1n h\u00e0ng n\u0103m, t\u00ean mi\u1ec1n mi\u1ec5n ph\u00ed n\u0103m \u0111\u1ea7u ti\u00ean<\/div>\r\n\t\t\t\t\t\t\t\t\t\t\t\tTruy c\u1eadp \u0110\u0103ng k\u00fd t\u00ean mi\u1ec1n WordPress.com \u2192<\/a>\r\n\t\t\t\t\t\t\t<\/div> \r\n\t\t<\/div>\r\n\t<\/div>\r\n\t\t\r\n<\/div>\r\n\r\n\r\n\n\n\n\n\n\n\n

L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 chuy\u1ec3n t\u00ean mi\u1ec1n t\u1eeb m\u1ed9t nh\u00e0 \u0111\u0103ng k\u00fd sang nh\u00e0 \u0111\u0103ng k\u00fd kh\u00e1c?<\/h3>\n\n\n\n

Chuy\u1ec3n t\u00ean mi\u1ec1n th\u01b0\u1eddng c\u1ea7n c\u00e1c b\u01b0\u1edbc sau: \u0111\u1ea7u ti\u00ean, \u0111\u1ea3m b\u1ea3o t\u00ean mi\u1ec1n \u0111\u00e3 \u0111\u01b0\u1ee3c \u0111\u0103ng k\u00fd t\u1ea1i nh\u00e0 \u0111\u0103ng k\u00fd hi\u1ec7n t\u1ea1i h\u01a1n 60 ng\u00e0y v\u00e0 kh\u00f4ng b\u1ecb kh\u00f3a; th\u1ee9 hai, l\u1ea5y m\u00e3 \u1ee7y quy\u1ec1n chuy\u1ec3n t\u1eeb nh\u00e0 \u0111\u0103ng k\u00fd m\u1ee5c ti\u00eau (m\u1edbi); sau \u0111\u00f3, x\u00e1c nh\u1eadn y\u00eau c\u1ea7u chuy\u1ec3n \u0111i t\u1ea1i nh\u00e0 \u0111\u0103ng k\u00fd hi\u1ec7n t\u1ea1i; cu\u1ed1i c\u00f9ng, ho\u00e0n t\u1ea5t quy tr\u00ecnh chuy\u1ec3n v\u00e0 thanh to\u00e1n ph\u00ed t\u1ea1i nh\u00e0 \u0111\u0103ng k\u00fd m\u1edbi. Trong qu\u00e1 tr\u00ecnh chuy\u1ec3n, ph\u00e2n gi\u1ea3i DNS n\u00ean \u0111\u01b0\u1ee3c duy tr\u00ec c\u01a1 b\u1ea3n kh\u00f4ng \u0111\u1ed5i, nh\u01b0ng to\u00e0n b\u1ed9 qu\u00e1 tr\u00ecnh c\u00f3 th\u1ec3 m\u1ea5t 5-7 ng\u00e0y.<\/p>\n\n\n\n

Subdomain hay subdirectory, c\u00e1i n\u00e0o t\u1ed1t h\u01a1n cho SEO?<\/h3>\n\n\n\n

\u0110i\u1ec1u n\u00e0y ph\u1ee5 thu\u1ed9c v\u00e0o m\u1ee9c \u0111\u1ed9 li\u00ean quan v\u00e0 t\u00ednh \u0111\u1ed9c l\u1eadp c\u1ee7a n\u1ed9i dung. N\u1ebfu n\u1ed9i dung tr\u00ean subdomain c\u00f3 m\u1ed1i li\u00ean h\u1ec7 ch\u1eb7t ch\u1ebd v\u1edbi ch\u1ee7 \u0111\u1ec1 c\u1ee7a trang web ch\u00ednh v\u00e0 b\u1ea1n mu\u1ed1n t\u1eadp trung tr\u1ecdng l\u01b0\u1ee3ng (weight) v\u00e0o nh\u1eefng n\u1ed9i dung \u0111\u00f3, h\u00e3y s\u1eed d\u1ee5ng th\u01b0 m\u1ee5c con (subdirectories). example.com\/blog\/<\/code>Vi\u1ec7c s\u1eed d\u1ee5ng t\u00ean mi\u1ec1n con (subdomain) l\u00e0 m\u1ed9t l\u1ef1a ch\u1ecdn t\u1ed1t h\u01a1n, b\u1edfi v\u00ec n\u00f3 c\u00f3 th\u1ec3 k\u1ebf th\u1eeba to\u00e0n b\u1ed9 gi\u00e1 tr\u1ecb uy t\u00edn (authority) c\u1ee7a t\u00ean mi\u1ec1n ch\u00ednh. N\u1ebfu n\u1ed9i dung c\u1ee7a ph\u1ea7n \u0111\u00f3 (ch\u1eb3ng h\u1ea1n nh\u01b0 m\u1ed9t blog \u0111\u1ed9c l\u1eadp, c\u1eeda h\u00e0ng, ho\u1eb7c trang web khu v\u1ef1c) kh\u00e1c bi\u1ec7t r\u00f5 r\u1ec7t v\u1ec1 th\u01b0\u01a1ng hi\u1ec7u ho\u1eb7c thi\u1ebft k\u1ebf so v\u1edbi trang web ch\u00ednh, v\u00e0 b\u1ea1n mu\u1ed1n x\u00e2y d\u1ef1ng m\u1ed9t th\u01b0\u01a1ng hi\u1ec7u ri\u00eang bi\u1ec7t cho n\u00f3, th\u00ec blog.example.com<\/code>\u0110\u00f3 l\u00e0 l\u1ef1a ch\u1ecdn ph\u00f9 h\u1ee3p h\u01a1n. Ng\u00e0y nay, c\u00e1c c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm (search engines) \u0111\u1ec1u c\u00f3 th\u1ec3 hi\u1ec3u r\u1ea5t t\u1ed1t c\u1ea3 hai lo\u1ea1i c\u1ea5u tr\u00fac n\u00e0y.<\/p>\n\n\n\n

L\u00e0m g\u00ec khi t\u00ean mi\u1ec1n h\u1ebft h\u1ea1n?<\/h3>\n\n\n\n

Sau khi h\u1ebft h\u1ea1n, t\u00ean mi\u1ec1n tr\u1ea3i qua m\u1ed9t s\u1ed1 giai \u0111o\u1ea1n: \u0111\u1ea7u ti\u00ean l\u00e0 th\u1eddi gian gia h\u1ea1n (th\u01b0\u1eddng kho\u1ea3ng 30 ng\u00e0y), b\u1ea1n c\u00f3 th\u1ec3 gia h\u1ea1n v\u1edbi gi\u00e1 g\u1ed1c; ti\u1ebfp theo l\u00e0 th\u1eddi gian chu\u1ed9c l\u1ea1i v\u1edbi gi\u00e1 cao (th\u01b0\u1eddng 30 ng\u00e0y), ph\u00ed gia h\u1ea1n s\u1ebd r\u1ea5t \u0111\u1eaft; cu\u1ed1i c\u00f9ng l\u00e0 th\u1eddi gian x\u00f3a, t\u00ean mi\u1ec1n \u0111\u01b0\u1ee3c gi\u1ea3i ph\u00f3ng v\u00e0 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c c\u00f4ng ch\u00fang \u0111\u0103ng k\u00fd l\u1ea1i. \u0110i\u1ec1u quan tr\u1ecdng nh\u1ea5t l\u00e0 ho\u00e0n t\u1ea5t gia h\u1ea1n trong th\u1eddi gian gia h\u1ea1n, v\u00ec v\u1eady h\u00e3y ch\u1eafc ch\u1eafn theo d\u00f5i nh\u1eafc nh\u1edf gia h\u1ea1n v\u00e0 b\u1eadt t\u00ednh n\u0103ng t\u1ef1 \u0111\u1ed9ng gia h\u1ea1n.<\/p>","protected":false},"excerpt":{"rendered":"

B\u00e0i vi\u1ebft n\u00e0y ph\u00e2n t\u00edch m\u1ed9t c\u00e1ch h\u1ec7 th\u1ed1ng gi\u00e1 tr\u1ecb c\u1ed1t l\u00f5i v\u00e0 c\u1ea5u tr\u00fac k\u1ef9 thu\u1eadt c\u1ee7a t\u00ean mi\u1ec1n, tr\u00ecnh b\u00e0y chi ti\u1ebft c\u00e1c chi\u1ebfn l\u01b0\u1ee3c quan tr\u1ecdng khi l\u1ef1a ch\u1ecdn t\u00ean mi\u1ec1n nh\u01b0 x\u00e2y d\u1ef1ng th\u01b0\u01a1ng hi\u1ec7u, xem x\u00e9t c\u00e1c lo\u1ea1i t\u00ean mi\u1ec1n c\u1ea5p cao (top-level domains \u2013 TLDs) v\u00e0 ki\u1ec3m tra ph\u00e1p l\u00fd, \u0111\u1ed3ng th\u1eddi gi\u1edbi thi\u1ec7u quy tr\u00ecnh \u0111\u0103ng k\u00fd c\u0169ng nh\u01b0 c\u00e1c th\u1ef1c ti\u1ec5n k\u1ef9 thu\u1eadt t\u1ed1t nh\u1ea5t cho vi\u1ec7c qu\u1ea3n l\u00fd l\u00e2u<\/p>","protected":false},"author":7,"featured_media":0,"template":"","meta":{"_acf_changed":false,"footnotes":""},"tags":[],"knowledge_category":[279],"class_list":["post-12378149","knowledge_post","type-knowledge_post","status-publish","hentry","knowledge_category-domain"],"acf":{"site_seo_keywords":"\u57df\u540d\u9009\u62e9,\u57df\u540d\u6ce8\u518c,\u57df\u540d\u7ba1\u7406,\u9876\u7ea7\u57df\u9009\u62e9,\u57df\u540dSEO\u7b56\u7565,\u57df\u540d\u6280\u672f\u6307\u5357,\u5982\u4f55\u9009\u62e9\u6700\u4f73\u57df\u540d"},"_links":{"self":[{"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/knowledge_posts\/12378149","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/knowledge_posts"}],"about":[{"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/types\/knowledge_post"}],"author":[{"embeddable":true,"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/users\/7"}],"version-history":[{"count":0,"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/knowledge_posts\/12378149\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/media?parent=12378149"}],"wp:term":[{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/tags?post=12378149"},{"taxonomy":"knowledge_category","embeddable":true,"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/knowledge_category?post=12378149"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}