{"id":12375567,"date":"2026-03-18T06:29:45","date_gmt":"2026-03-17T22:29:45","guid":{"rendered":"https:\/\/www.likacloud.com\/knowledge\/%e5%9f%9f%e5%90%8d%e6%b3%a8%e5%86%8c%e4%b8%8e%e8%a7%a3%e6%9e%90%e5%85%a8%e6%94%bb%e7%95%a5%ef%bc%9a%e4%bb%8e%e9%80%89%e8%b4%ad%e5%88%b0%e7%bd%91%e7%ab%99%e4%b8%8a%e7%ba%bf%e7%9a%84%e5%ae%8c%e6%95%b4\/"},"modified":"2026-03-18T06:34:08","modified_gmt":"2026-03-17T22:34:08","slug":"domain-registration-dns-setup-guide-from-purchase-to-website-launch","status":"publish","type":"knowledge_post","link":"https:\/\/www.likacloud.com\/vi\/knowledge\/domain\/domain-registration-dns-setup-guide-from-purchase-to-website-launch\/","title":{"rendered":"H\u01b0\u1edbng d\u1eabn \u0111\u1ea7y \u0111\u1ee7 v\u1ec1 \u0111\u0103ng k\u00fd v\u00e0 gi\u1ea3i quy\u1ebft t\u00ean mi\u1ec1n: C\u1ea9m nang ho\u00e0n ch\u1ec9nh t\u1eeb vi\u1ec7c l\u1ef1a ch\u1ecdn \u0111\u1ebfn khi trang web c\u1ee7a b\u1ea1n \u0111i v\u00e0o ho\u1ea1t \u0111\u1ed9ng"},"content":{"rendered":"

Vi\u1ec7c s\u1edf h\u1eefu m\u1ed9t t\u00ean mi\u1ec1n ph\u00f9 h\u1ee3p l\u00e0 b\u01b0\u1edbc \u0111\u1ea7u ti\u00ean quan tr\u1ecdng \u0111\u1ec3 m\u1ed9t trang web th\u00e0nh c\u00f4ng. N\u00f3 kh\u00f4ng ch\u1ec9 l\u00e0 \u0111\u1ecba ch\u1ec9 c\u1ee7a trang web tr\u00ean internet, m\u00e0 c\u00f2n l\u00e0 bi\u1ec3u hi\u1ec7n tr\u1ef1c ti\u1ebfp cho th\u01b0\u01a1ng hi\u1ec7u, s\u1ef1 chuy\u00ean nghi\u1ec7p v\u00e0 uy t\u00edn c\u1ee7a b\u1ea1n. M\u1ed9t t\u00ean mi\u1ec1n \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn v\u00e0 c\u1ea5u h\u00ecnh c\u1ea9n th\u1eadn s\u1ebd t\u1ea1o \u1ea5n t\u01b0\u1ee3ng s\u00e2u s\u1eafc \u0111\u1ea7u ti\u00ean cho ng\u01b0\u1eddi d\u00f9ng, \u0111\u1ed3ng th\u1eddi \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn hi\u1ec7u qu\u1ea3 t\u1ed1i \u01b0u h\u00f3a trang web tr\u00ean c\u00e1c c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm (SEO) v\u00e0 tr\u1ea3i nghi\u1ec7m truy c\u1eadp c\u1ee7a ng\u01b0\u1eddi d\u00f9ng. H\u01b0\u1edbng d\u1eabn n\u00e0y s\u1ebd h\u01b0\u1edbng d\u1eabn b\u1ea1n m\u1ed9t c\u00e1ch c\u00f3 h\u1ec7 th\u1ed1ng t\u1eeb kh\u00e2u l\u00ean \u00fd t\u01b0\u1edfng, \u0111\u0103ng k\u00fd cho \u0111\u1ebfn khi t\u00ean mi\u1ec1n \u0111\u01b0\u1ee3c ph\u00e2n ph\u1ed1i v\u00e0 ho\u1ea1t \u0111\u1ed9ng tr\u00ean m\u1ea1ng.<\/p>\n\n\n\n

C\u00e1ch ch\u1ecdn m\u1ed9t t\u00ean mi\u1ec1n l\u00fd t\u01b0\u1edfng<\/h2>\n\n\n\n

Vi\u1ec7c ch\u1ecdn m\u1ed9t t\u00ean mi\u1ec1n t\u1ed1t l\u00e0 m\u1ed9t quy\u1ebft \u0111\u1ecbnh chi\u1ebfn l\u01b0\u1ee3c; n\u00f3 c\u1ea7n ph\u1ea3i c\u00e2n nh\u1eafc \u0111\u1ebfn y\u1ebfu t\u1ed1 th\u01b0\u01a1ng hi\u1ec7u, kh\u1ea3 n\u0103ng ghi nh\u1edb v\u00e0 t\u00ednh kh\u1ea3 thi v\u1ec1 m\u1eb7t k\u1ef9 thu\u1eadt. M\u1ed9t t\u00ean mi\u1ec1n t\u1ed1t n\u00ean d\u1ec5 \u0111\u00e1nh v\u1ea7n, d\u1ec5 ph\u00e1t \u00e2m v\u00e0 d\u1ec5 nh\u1edb, \u0111\u1ed3ng th\u1eddi ph\u1ea3n \u00e1nh ch\u00ednh x\u00e1c n\u1ed9i dung kinh doanh ho\u1eb7c n\u1ed9i dung trang web c\u1ee7a b\u1ea1n.<\/p>\n\n\n\n

C\u00e1c th\u1ef1c h\u00e0nh t\u1ed1t nh\u1ea5t cho vi\u1ec7c \u0111\u1eb7t t\u00ean t\u00ean mi\u1ec1n (Domain Name Naming)<\/h3>\n\n\n\n

T\u00ean mi\u1ec1n l\u00fd t\u01b0\u1edfng th\u01b0\u1eddng ng\u1eafn g\u1ecdn v\u00e0 s\u00fac t\u00edch. Khuy\u1ebfn ngh\u1ecb n\u00ean gi\u1edbi h\u1ea1n \u0111\u1ed9 d\u00e0i trong kho\u1ea3ng 15 k\u00fd t\u1ef1, tr\u00e1nh s\u1eed d\u1ee5ng d\u1ea5u g\u1ea1ch n\u1ed1i v\u00e0 ch\u1eef s\u1ed1, v\u00ec ch\u00fang c\u00f3 th\u1ec3 g\u00e2y hi\u1ec3u l\u1ea7m v\u00e0 kh\u00f3 kh\u0103n trong vi\u1ec7c truy\u1ec1n t\u1ee5ng b\u1eb1ng l\u1eddi n\u00f3i. V\u00ed d\u1ee5:example-site.com<\/code> Th\u00e0 kh\u00f4ng\u2026 examplesite.com<\/code> Tr\u1ef1c quan. \u01afu ti\u00ean l\u1ef1a ch\u1ecdn n\u00e0y. .com<\/code> Top-level domains (TLDs) \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 cao v\u00ec ch\u00fang nh\u1eadn \u0111\u01b0\u1ee3c s\u1ef1 tin t\u01b0\u1edfng v\u00e0 \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn r\u1ed9ng r\u00e3i nh\u1ea5t tr\u00ean to\u00e0n th\u1ebf gi\u1edbi t\u1eeb ng\u01b0\u1eddi d\u00f9ng. N\u1ebfu\u2026 .com<\/code> Kh\u00f4ng th\u1ec3 s\u1eed d\u1ee5ng \u0111\u01b0\u1ee3c; h\u00e3y xem x\u00e9t l\u1ea1i. .net<\/code>\u3001.org<\/code> Ho\u1eb7c c\u00e1c t\u00ean mi\u1ec1n c\u1ea5p cao c\u00f3 m\u00e3 qu\u1ed1c gia nh\u01b0\u2026 .cn<\/code>Tuy nhi\u00ean, b\u1ea1n c\u1ea7n \u0111\u1ea3m b\u1ea3o r\u1eb1ng n\u00f3 ph\u00f9 h\u1ee3p v\u1edbi \u0111\u1ecbnh h\u01b0\u1edbng kinh doanh c\u1ee7a m\u00ecnh.<\/p>\n\n\n\n

S\u1ef1 c\u00e2n b\u1eb1ng gi\u1eefa c\u00e1c t\u1eeb kh\u00f3a (keywords) v\u00e0 gi\u00e1 tr\u1ecb th\u01b0\u01a1ng hi\u1ec7u (brand value)<\/h3>\n\n\n\n

Vi\u1ec7c \u0111\u01b0a c\u00e1c t\u1eeb kh\u00f3a li\u00ean quan \u0111\u1ebfn ho\u1ea1t \u0111\u1ed9ng kinh doanh ch\u00ednh v\u00e0o t\u00ean mi\u1ec1n s\u1ebd gi\u00fap c\u00e1c c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm hi\u1ec3u r\u00f5 h\u01a1n v\u1ec1 ch\u1ee7 \u0111\u1ec1 c\u1ee7a trang web. V\u00ed d\u1ee5: bestrunninggear.com<\/code>Tuy nhi\u00ean, vi\u1ec7c qu\u00e1 ph\u1ee5 thu\u1ed9c v\u00e0o c\u00e1c t\u1eeb kh\u00f3a c\u00f3 th\u1ec3 khi\u1ebfn t\u00ean mi\u1ec1n tr\u1edf n\u00ean kh\u00f4 c\u1ee9ng v\u00e0 thi\u1ebfu t\u00ednh c\u00e1 nh\u00e2n h\u00f3a c\u1ee7a th\u01b0\u01a1ng hi\u1ec7u. M\u1ed9t chi\u1ebfn l\u01b0\u1ee3c t\u1ed1t h\u01a1n l\u00e0 k\u1ebft h\u1ee3p t\u00ean th\u01b0\u01a1ng hi\u1ec7u v\u1edbi c\u00e1c t\u1eeb kh\u00f3a ng\u1eafn g\u1ecdn, ho\u1eb7c s\u1eed d\u1ee5ng tr\u1ef1c ti\u1ebfp m\u1ed9t t\u00ean th\u01b0\u01a1ng hi\u1ec7u \u0111\u1ed9c \u0111\u00e1o. Nike.com<\/code>T\u00ean mi\u1ec1n c\u1ee7a th\u01b0\u01a1ng hi\u1ec7u mang l\u1ea1i gi\u00e1 tr\u1ecb l\u00e2u d\u00e0i h\u01a1n v\u00e0 t\u00ednh \u0111\u1ed9c quy\u1ec1n cao h\u01a1n.<\/p>\n\n\n\n

Ki\u1ec3m tra t\u00ednh kh\u1ea3 d\u1ee5ng c\u1ee7a t\u00ean mi\u1ec1n v\u00e0 l\u1ecbch s\u1eed s\u1eed d\u1ee5ng c\u1ee7a n\u00f3.<\/h3>\n\n\n\n

Sau khi ch\u1ecdn \u0111\u01b0\u1ee3c t\u00ean mi\u1ec1n m\u00ecnh mong mu\u1ed1n, b\u1ea1n c\u1ea7n s\u1eed d\u1ee5ng c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm c\u1ee7a nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 \u0111\u0103ng k\u00fd t\u00ean mi\u1ec1n \u0111\u1ec3 ki\u1ec3m tra xem n\u00f3 c\u00f3 s\u1eb5n hay ch\u01b0a. \u0110\u1ed3ng th\u1eddi, h\u00e3y nh\u1edb tra c\u1ee9u l\u1ecbch s\u1eed s\u1eed d\u1ee5ng c\u1ee7a t\u00ean mi\u1ec1n \u0111\u00f3. C\u00f3 nhi\u1ec1u c\u00f4ng c\u1ee5 tr\u1ef1c tuy\u1ebfn gi\u00fap b\u1ea1n bi\u1ebft li\u1ec7u t\u00ean mi\u1ec1n \u0111\u00f3 \u0111\u00e3 t\u1eebng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng tr\u01b0\u1edbc \u0111\u00e2y, c\u00f3 b\u1ecb c\u00e1c c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm ph\u1ea1t hay kh\u00f4ng, ho\u1eb7c c\u00f3 li\u00ean quan \u0111\u1ebfn c\u00e1c trang web g\u1eedi th\u01b0 r\u00e1c hay kh\u00f4ng. Vi\u1ec7c \u0111\u0103ng k\u00fd m\u1ed9t t\u00ean mi\u1ec1n \u201cs\u1ea1ch s\u1ebd\u201d (kh\u00f4ng c\u00f3 ti\u1ec1n s\u1eed x\u1ea5u) r\u1ea5t quan tr\u1ecdng \u0111\u1ed1i v\u1edbi chi\u1ebfn l\u01b0\u1ee3c SEO trong t<\/p>\n\n\n

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\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

Quy tr\u00ecnh chi ti\u1ebft v\u00e0 nh\u1eefng \u0111i\u1ec1u c\u1ea7n l\u01b0u \u00fd khi \u0111\u0103ng k\u00fd t\u00ean mi\u1ec1n<\/h2>\n\n\n\n

Sau khi x\u00e1c nh\u1eadn r\u1eb1ng t\u00ean mi\u1ec1n c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng, b\u01b0\u1edbc ti\u1ebfp theo l\u00e0 th\u1ef1c hi\u1ec7n vi\u1ec7c mua th\u00f4ng qua nh\u00e0 \u0111\u0103ng k\u00fd t\u00ean mi\u1ec1n. Qu\u00e1 tr\u00ecnh n\u00e0y c\u00f3 v\u1ebb \u0111\u01a1n gi\u1ea3n, nh\u01b0ng bao g\u1ed3m nhi\u1ec1u t\u00f9y ch\u1ecdn quan tr\u1ecdng c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn quy\u1ec1n qu\u1ea3n l\u00fd v\u00e0 chi ph\u00ed trong t\u01b0\u01a1ng lai.<\/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 \u0111\u01a1n v\u1ecb cung c\u1ea5p d\u1ecbch v\u1ee5 qu\u1ea3n l\u00fd t\u00ean mi\u1ec1n cho b\u1ea1n. Khi l\u1ef1a ch\u1ecdn nh\u00e0 \u0111\u0103ng k\u00fd, b\u1ea1n n\u00ean ch\u00fa tr\u1ecdng \u0111\u1ebfn uy t\u00edn c\u1ee7a h\u1ecd, giao di\u1ec7n ng\u01b0\u1eddi d\u00f9ng th\u00e2n thi\u1ec7n, ch\u1ea5t l\u01b0\u1ee3ng d\u1ecbch v\u1ee5 h\u1ed7 tr\u1ee3 kh\u00e1ch h\u00e0ng (\u0111\u1eb7c bi\u1ec7t l\u00e0 h\u1ed7 tr\u1ee3 b\u1eb1ng ti\u1ebfng Trung), v\u00e0 m\u1ee9c \u0111\u1ed9 minh b\u1ea1ch v\u1ec1 gi\u00e1 c\u1ea3. C\u00e1c nh\u00e0 \u0111\u0103ng k\u00fd c\u00f3 ti\u1ebfng t\u0103m qu\u1ed1c t\u1ebf nh\u01b0 GoDaddy, Namecheap, c\u0169ng nh\u01b0 c\u00e1c nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 trong n\u01b0\u1edbc nh\u01b0 Alibaba Cloud (Wanwang), Tencent Cloud, \u0111\u1ec1u cung c\u1ea5p c\u00e1c d\u1ecbch v\u1ee5 to\u00e0n di\u1ec7n. Vi\u1ec7c so s\u00e1nh m\u1ee9c gi\u00e1 gia h\u1ea1n v\u00e0 c\u00e1c kho\u1ea3n ph\u00ed \u1ea9n c\u1ee7a c\u00e1c nh\u00e0 \u0111\u0103ng k\u00fd kh\u00e1c nhau c\u0169ng r\u1ea5t quan tr\u1ecdng.<\/p>\n\n\n\n

Nh\u1eadp th\u00f4ng tin \u0111\u0103ng k\u00fd v\u00e0 c\u00e0i \u0111\u1eb7t ch\u00ednh s\u00e1ch b\u1ea3o v\u1ec7 quy\u1ec1n ri\u00eang t\u01b0.<\/h3>\n\n\n\n

Khi \u0111\u0103ng k\u00fd, b\u1ea1n c\u1ea7n cung c\u1ea5p th\u00f4ng tin v\u1ec1 ch\u1ee7 s\u1edf h\u1eefu t\u00ean mi\u1ec1n (Registrant), ng\u01b0\u1eddi qu\u1ea3n tr\u1ecb (Administrative) v\u00e0 ng\u01b0\u1eddi li\u00ean h\u1ec7 k\u1ef9 thu\u1eadt (Technical); nh\u1eefng th\u00f4ng tin n\u00e0y s\u1ebd \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef trong c\u01a1 s\u1edf d\u1eef li\u1ec7u WHOIS c\u00f4ng khai. \u0110\u1ec3 b\u1ea3o v\u1ec7 quy\u1ec1n ri\u00eang t\u01b0 c\u00e1 nh\u00e2n, tr\u00e1nh email r\u00e1c v\u00e0 c\u00e1c h\u00e0nh vi qu\u1ea5y r\u1ed1i, ch\u00fang t\u00f4i khuy\u1ebfn ngh\u1ecb m\u1ea1nh m\u1ebd b\u1ea1n n\u00ean mua d\u1ecbch v\u1ee5 \u201cB\u1ea3o v\u1ec7 quy\u1ec1n ri\u00eang t\u01b0 WHOIS\u201d. D\u1ecbch v\u1ee5 n\u00e0y s\u1ebd thay th\u1ebf th\u00f4ng tin c\u1ee7a nh\u00e0 \u0111\u0103ng k\u00fd b\u1eb1ng th\u00f4ng tin c\u1ee7a b\u1ea1n trong c\u00e1c b\u1ea3n ghi c\u00f4ng khai.<\/p>\n\n\n\n

Th\u1eddi h\u1ea1n \u0111\u0103ng k\u00fd v\u00e0 c\u00e0i \u0111\u1eb7t t\u1ef1 \u0111\u1ed9ng gia h\u1ea1n<\/h3>\n\n\n\n

Vi\u1ec7c \u0111\u0103ng k\u00fd s\u1eed d\u1ee5ng d\u1ecbch v\u1ee5 trong nhi\u1ec1u n\u0103m (v\u00ed d\u1ee5: 2\u20135 n\u0103m) s\u1ebd g\u1eedi \u0111\u1ebfn c\u00e1c c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm m\u1ed9t t\u00edn hi\u1ec7u cho th\u1ea5y trang web \u0111ang \u0111\u01b0\u1ee3c v\u1eadn h\u00e0nh m\u1ed9t c\u00e1ch \u1ed5n \u0111\u1ecbnh v\u00e0 l\u00e2u d\u00e0i, t\u1eeb \u0111\u00f3 c\u00f3 t\u00e1c \u0111\u1ed9ng t\u00edch c\u1ef1c nh\u1eb9 \u0111\u1ebfn hi\u1ec7u qu\u1ea3 SEO. \u0110\u1ed3ng th\u1eddi, \u0111i\u1ec1u n\u00e0y c\u0169ng gi\u00fap b\u1ea1n gi\u1eef nguy\u00ean m\u1ee9c gi\u00e1 hi\u1ec7n t\u1ea1i v\u00e0 tr\u00e1nh t\u00ecnh tr\u1ea1ng gi\u00e1 t\u0103ng trong t\u01b0\u01a1ng lai. B\u1ea1n nh\u1ea5t \u0111\u1ecbnh ph\u1ea3i 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 l\u00e0 h\u1ee3p l\u1ec7; \u0111\u00e2y l\u00e0 bi\u1ec7n ph\u00e1p quan tr\u1ecdng nh\u1ea5t \u0111\u1ec3 ng\u0103n trang web b\u1ecb h\u1ebft h\u1ea1n ho\u1eb7c b\u1ecb ng\u01b0\u1eddi kh\u00e1c \u0111\u0103ng k\u00fd tr\u01b0\u1edb<\/p>\n\n\n\n

Hi\u1ec3u v\u00e0 c\u1ea5u h\u00ecnh gi\u1ea3i quy\u1ebft t\u00ean mi\u1ec1n (Domain Name System \u2013 DNS)<\/h2>\n\n\n\n

Sau khi \u0111\u0103ng k\u00fd t\u00ean mi\u1ec1n, n\u00f3 ch\u1ec9 l\u00e0 m\u1ed9t chu\u1ed7i k\u00fd t\u1ef1 d\u1eabn \u0111\u1ebfn trang \u201cB\u00e3i \u0111\u1eadu xe\u201d. \u0110\u1ec3 t\u00ean mi\u1ec1n tr\u1ecf \u0111\u1ebfn m\u00e1y ch\u1ee7 c\u1ee7a trang web c\u1ee7a b\u1ea1n, b\u1ea1n c\u1ea7n th\u1ef1c hi\u1ec7n qu\u00e1 tr\u00ecnh gi\u1ea3i m\u00e3 t\u00ean mi\u1ec1n (domain name resolution), v\u00e0 vi\u1ec7c n\u00e0y \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n th\u00f4ng qua h\u1ec7 th\u1ed1ng DNS.<\/p>\n\n\n\n

C\u00e1c kh\u00e1i ni\u1ec7m c\u1ed1t l\u00f5i c\u1ee7a DNS: Gi\u1ea3i m\u00e3 c\u00e1c lo\u1ea1i b\u1ea3n ghi (Record Type Resolution)<\/h3>\n\n\n\n

H\u1ec7 th\u1ed1ng DNS s\u1eed d\u1ee5ng c\u00e1c lo\u1ea1i \u201cb\u1ea3n ghi\u201d (records) kh\u00e1c nhau \u0111\u1ec3 \u0111\u1ecbnh h\u01b0\u1edbng l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp. M\u1ed9t s\u1ed1 lo\u1ea1i b\u1ea3n ghi ph\u1ed5 bi\u1ebfn nh\u1ea5t bao g\u1ed3m:
\nB\u1ea3n ghi A: Tr\u1ecf t\u00ean mi\u1ec1n tr\u1ef1c ti\u1ebfp \u0111\u1ebfn m\u1ed9t \u0111\u1ecba ch\u1ec9 IPv4 (v\u00ed d\u1ee5 192.0.2.1<\/code>\u0110\u00e2y l\u00e0 ph\u01b0\u01a1ng ph\u00e1p ph\u1ed5 bi\u1ebfn nh\u1ea5t \u0111\u1ec3 \u0111\u1ecbnh tuy\u1ebfn t\u00ean mi\u1ec1n \u0111\u1ebfn m\u00e1y ch\u1ee7 web.
\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, thay v\u00ec \u0111\u1ebfn m\u1ed9t \u0111\u1ecba ch\u1ec9 IP. Th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3\u2026 www.example.com<\/code> \u0111\u1ebfn example.com<\/code>Ho\u1eb7c tr\u1ecf \u0111\u1ebfn c\u00e1c d\u1ecbch v\u1ee5 b\u00ean th\u1ee9 ba (nh\u01b0 CDN, l\u01b0u tr\u1eef \u0111\u00e1m m\u00e2y).
\n\u2013 MX (Mail Exchange) record: X\u00e1c \u0111\u1ecbnh \u0111\u1ecba ch\u1ec9 c\u1ee7a m\u00e1y ch\u1ee7 email ch\u1ecbu tr\u00e1ch nhi\u1ec7m nh\u1eadn th\u01b0 cho t\u00ean mi\u1ec1n \u0111\u00f3.
\n\u2013 C\u00e1c b\u1ea3n ghi TXT: Th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 l\u01b0u tr\u1eef th\u00f4ng tin x\u00e1c th\u1ef1c, ch\u1eb3ng h\u1ea1n nh\u01b0 th\u00f4ng tin x\u00e1c th\u1ef1c quy\u1ec1n s\u1edf h\u1eefu t\u00ean mi\u1ec1n, ho\u1eb7c c\u00e1c b\u1ea3n ghi SPF nh\u1eb1m ng\u0103n ch\u1eb7n th\u01b0 r\u00e1c.
\n\u2013 NS (Name Server) ghi ch\u00e9p: X\u00e1c \u0111\u1ecbnh m\u00e1y ch\u1ee7 DNS n\u00e0o s\u1ebd ch\u1ecbu tr\u00e1ch nhi\u1ec7m gi\u1ea3i quy\u1ebft y\u00eau c\u1ea7u tra c\u1ee9u t\u00ean mi\u1ec1n \u0111\u00f3.<\/p>\n\n\n\n

L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 thi\u1ebft l\u1eadp m\u00e1y ch\u1ee7 t\u00ean (Nameserver)?<\/h3>\n\n\n\n

Nh\u00e0 \u0111\u0103ng k\u00fd t\u00ean mi\u1ec1n c\u1ee7a b\u1ea1n th\u01b0\u1eddng cung c\u1ea5p d\u1ecbch v\u1ee5 gi\u1ea3i quy\u1ebft DNS m\u1eb7c \u0111\u1ecbnh. B\u1ea1n c\u0169ng c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng c\u00e1c d\u1ecbch v\u1ee5 DNS c\u1ee7a b\u00ean th\u1ee9 ba chuy\u00ean nghi\u1ec7p h\u01a1n v\u00e0 c\u00f3 t\u1ed1c \u0111\u1ed9 nhanh h\u01a1n, nh\u01b0 Cloudflare, DNSPod ho\u1eb7c Alibaba Cloud DNS. \u0110\u1ec3 thay \u0111\u1ed5i nh\u00e0 cung c\u1ea5p DNS, ch\u1ec9 c\u1ea7n truy c\u1eadp trang qu\u1ea3n tr\u1ecb c\u1ee7a nh\u00e0 \u0111\u0103ng k\u00fd t\u00ean mi\u1ec1n v\u00e0 thay \u0111\u1ed5i gi\u00e1 tr\u1ecb record NS (Name Server) c\u1ee7a t\u00ean mi\u1ec1n th\u00e0nh \u0111\u1ecba ch\u1ec9 do nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 DNS b\u00ean th\u1ee9 ba cung c\u1ea5p. Vi\u1ec7c thay \u0111\u1ed5i n\u00e0y s\u1ebd c\u00f3 hi\u1ec7u l\u1ef1c tr\u00ean to\u00e0n c\u1ea7u sau v\u00e0i gi\u1edd \u0111\u1ebfn 48 gi\u1edd, qu\u00e1 tr\u00ecnh n\u00e0y \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 \u201cDNS propagation\u201d (qu\u00e1 tr\u00ecnh truy\u1ec1n th\u00f4ng tin DNS).<\/p>\n\n\n\n

C\u1ea5u h\u00ecnh c\u00e1c b\u1ea3n ghi gi\u1ea3i m\u00e3 quan tr\u1ecdng \u0111\u1ec3 kh\u1edfi \u0111\u1ed9ng trang web<\/h3>\n\n\n\n

Gi\u1ea3 s\u1eed b\u1ea1n \u0111\u00e3 mua m\u1ed9t m\u00e1y ch\u1ee7 \u1ea3o v\u00e0 nh\u1eadn \u0111\u01b0\u1ee3c \u0111\u1ecba ch\u1ec9 IP c\u1ee7a m\u00e1y ch\u1ee7 \u0111\u00f3. Tr\u01b0\u1edbc ti\u00ean, h\u00e3y th\u00eam m\u1ed9t b\u1ea3n ghi A (A Record) v\u00e0o b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n qu\u1ea3n l\u00fd DNS. Trong b\u1ea3n ghi n\u00e0y, h\u00e3y nh\u1eadp th\u00f4ng tin sau: @<\/code>(D\u00e0nh cho t\u00ean mi\u1ec1n g\u1ed1c \u2013 root domain), h\u00e3y nh\u1eadp \u0111\u1ecba ch\u1ec9 IP c\u1ee7a m\u00e1y ch\u1ee7 c\u1ee7a b\u1ea1n v\u00e0o tr\u01b0\u1eddng \u201cGi\u00e1 tr\u1ecb ghi nh\u1eadn\u201d (Record Value). Sau \u0111\u00f3, h\u00e3y th\u00eam m\u1ed9t b\u1ea3n ghi lo\u1ea1i A (A record) ho\u1eb7c b\u1ea3n ghi lo\u1ea1i CNAME (CNAME record), v\u1edbi tr\u01b0\u1eddng \u201cT\u00ean m\u00e1y ch\u1ee7\u201d (Host) \u0111\u01b0\u1ee3c \u0111\u1eb7t th\u00e0nh\u2026 www<\/code>H\u00e3y h\u01b0\u1edbng d\u1eabn ng\u01b0\u1eddi d\u00f9ng nh\u1eadp \u0111\u00fang \u0111\u1ecba ch\u1ec9 IP c\u1ee7a m\u00e1y ch\u1ee7 ho\u1eb7c t\u00ean mi\u1ec1n g\u1ed1c. Nh\u1edd \u0111\u00f3, d\u00f9 ng\u01b0\u1eddi d\u00f9ng nh\u1eadp th\u00f4ng tin nh\u01b0 th\u1ebf n\u00e0o, h\u1ec7 th\u1ed1ng v\u1eabn s\u1ebd x\u1eed l\u00fd ch\u00fang \u0111\u00fang c\u00e1ch. example.com<\/code> hay www.example.com<\/code> \u0111\u1ec1u c\u00f3 th\u1ec3 truy c\u1eadp trang web c\u1ee7a b\u1ea1n.<\/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

K\u1ebft n\u1ed1i gi\u1eefa t\u00ean mi\u1ec1n (domain name) v\u00e0 m\u00e1y ch\u1ee7 trang web \u0111\u00e3 \u0111\u01b0\u1ee3c tri\u1ec3n khai v\u00e0 ho\u1ea1t \u0111\u1ed9ng tr\u1ef1c tuy\u1ebfn.<\/h2>\n\n\n\n

Sau khi qu\u00e1 tr\u00ecnh ph\u00e2n t\u00edch v\u00e0 thi\u1ebft l\u1eadp c\u1ea5u h\u00ecnh ho\u00e0n t\u1ea5t, b\u1ea1n c\u1ea7n th\u1ef1c hi\u1ec7n c\u00e1c thay \u0111\u1ed5i t\u01b0\u01a1ng \u1ee9ng tr\u00ean ph\u00eda m\u00e1y ch\u1ee7 c\u1ee7a trang web \u0111\u1ec3 ho\u00e0n t\u1ea5t to\u00e0n b\u1ed9 quy tr\u00ecnh tri\u1ec3n khai v\u00e0 \u0111\u01b0a s\u1ea3n ph\u1ea9m ra ho\u1ea1t \u0111\u1ed9ng.<\/p>\n\n\n\n

K\u1ebft n\u1ed1i t\u00ean mi\u1ec1n v\u1edbi m\u00e1y ch\u1ee7<\/h3>\n\n\n\n

H\u00e3y \u0111\u0103ng nh\u1eadp v\u00e0o b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n qu\u1ea3n tr\u1ecb m\u00e1y ch\u1ee7 web c\u1ee7a b\u1ea1n (ch\u1eb3ng h\u1ea1n nh\u01b0 cPanel) ho\u1eb7c v\u00e0o giao di\u1ec7n \u0111i\u1ec1u khi\u1ec3n m\u00e1y ch\u1ee7 \u0111\u00e1m m\u00e2y. T\u00ecm ph\u1ea7n qu\u1ea3n l\u00fd \u201cT\u00ean mi\u1ec1n\u201d ho\u1eb7c \u201cTrang web\u201d, sau \u0111\u00f3 th\u00eam t\u00ean mi\u1ec1n m\u00e0 b\u1ea1n \u0111\u00e3 \u0111\u0103ng k\u00fd. Qu\u00e1 tr\u00ecnh n\u00e0y \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 \u201ck\u1ebft n\u1ed1i t\u00ean mi\u1ec1n\u201d (domain binding). N\u00f3 th\u00f4ng b\u00e1o cho m\u00e1y ch\u1ee7 r\u1eb1ng: \u201cKhi c\u00f3 ng\u01b0\u1eddi d\u00f9ng truy c\u1eadp v\u00e0o t\u00ean mi\u1ec1n n\u00e0y, h\u00e3y hi\u1ec3n th\u1ecb c\u00e1c t\u1ec7p tin trang web \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef trong th\u01b0 m\u1ee5c \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh cho h\u1ecd.\u201d<\/p>\n\n\n\n

C\u1ea5u h\u00ecnh ch\u1ee9ng ch\u1ec9 SSL \u0111\u1ec3 tri\u1ec3n khai giao th\u1ee9c HTTPS<\/h3>\n\n\n\n

HTTPS\u662f\u7f51\u7ad9\u5b89\u5168\u4e0e\u4fe1\u4efb\u7684\u6807\u914d\uff0c\u4e5f\u662f\u641c\u7d22\u5f15\u64ce\u6392\u540d\u7684\u91cd\u8981\u56e0\u7d20\u3002\u60a8\u53ef\u4ee5\u4ece\u670d\u52a1\u5668\u63d0\u4f9b\u5546\u3001\u4e91\u670d\u52a1\u5546\u6216Let\u2018s Encrypt\u7b49\u673a\u6784\u514d\u8d39\u83b7\u53d6SSL\u8bc1\u4e66\u3002\u5728\u670d\u52a1\u5668\u4e0a\u5b89\u88c5\u5e76\u542f\u7528SSL\u8bc1\u4e66\u540e\uff0c\u9700\u8981\u786e\u4fdd\u7f51\u7ad9\u7684\u6240\u6709\u8d44\u6e90\uff08\u56fe\u7247\u3001CSS\u3001JS\uff09\u90fd\u901a\u8fc7HTTPS\u94fe\u63a5\uff0c\u5e76\u8bbe\u7f6eHTTP\u5230HTTPS\u7684301\u5f3a\u5236\u8df3\u8f6c\u3002<\/p>\n\n\n\n

Danh s\u00e1ch ki\u1ec3m tra cu\u1ed1i c\u00f9ng tr\u01b0\u1edbc khi ra m\u1eaft<\/h3>\n\n\n\n

Tr\u01b0\u1edbc khi ch\u00ednh th\u1ee9c c\u00f4ng b\u1ed1 vi\u1ec7c website \u0111\u01b0\u1ee3c ra m\u1eaft c\u00f4ng ch\u00fang, vui l\u00f2ng th\u1ef1c hi\u1ec7n c\u00e1c ki\u1ec3m tra sau: S\u1eed d\u1ee5ng c\u00e1c c\u00f4ng c\u1ee5 tr\u1ef1c tuy\u1ebfn (nh\u01b0\u2026)ping<\/code>L\u1ec7nh ho\u1eb7cnslookup<\/code>H\u00e3y x\u00e1c nh\u1eadn r\u1eb1ng vi\u1ec7c gi\u1ea3i quy\u1ebft t\u00ean mi\u1ec1n (domain name resolution) \u0111\u00e3 c\u00f3 hi\u1ec7u l\u1ef1c tr\u00ean to\u00e0n c\u1ea7u; sau \u0111\u00f3, h\u00e3y th\u1eed truy c\u1eadp trang web \u0111\u00f3 trong tr\u00ecnh duy\u1ec7t b\u1eb1ng c\u00e1c \u0111\u1ecba ch\u1ec9 IP kh\u00e1c nhau. http:\/\/<\/code> \u548c https:\/\/<\/code> Truy c\u1eadp v\u00e0o t\u00ean mi\u1ec1n c\u1ee7a b\u1ea1n \u0111\u1ec3 ki\u1ec3m tra xem trang web c\u00f3 hi\u1ec3n th\u1ecb b\u00ecnh th\u01b0\u1eddng kh\u00f4ng v\u00e0 li\u1ec7u ch\u1ee9ng ch\u1ec9 SSL c\u00f3 c\u00f2n h\u1ee3p l\u1ec7 hay kh\u00f4ng. www<\/code> v\u00e0 kh\u00f4ng www<\/code> T\u1ea5t c\u1ea3 c\u00e1c phi\u00ean b\u1ea3n \u0111\u1ec1u c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c truy c\u1eadp, v\u00e0 ng\u01b0\u1eddi d\u00f9ng s\u1ebd \u0111\u01b0\u1ee3c t\u1ef1 \u0111\u1ed9ng chuy\u1ec3n h\u01b0\u1edbng \u0111\u1ebfn phi\u00ean b\u1ea3n \u0111\u01b0\u1ee3c \u01b0u ti\u00ean. H\u00e3y n\u1ed9p b\u1ea3n \u0111\u1ed3 trang web (site map) l\u00ean c\u00f4ng c\u1ee5 qu\u1ea3n tr\u1ecb trang web c\u1ee7a c\u00e1c c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm \u0111\u1ec3 t\u0103ng t\u1ed1c qu\u00e1 tr\u00ecnh thu th\u1eadp d\u1eef li\u1ec7u v\u1ec1 trang web c\u1ee7a b\u1ea1n.<\/p>\n\n\n\n

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

Qu\u00e1 tr\u00ecnh t\u1eeb vi\u1ec7c ch\u1ecdn t\u00ean mi\u1ec1n, \u0111\u0103ng k\u00fd cho \u0111\u1ebfn vi\u1ec7c gi\u1ea3i quy\u1ebft (\u89e3\u6790) v\u00e0 \u0111\u01b0a trang web l\u00ean m\u1ea1ng l\u00e0 m\u1ed9t chu\u1ed7i c\u00e1c thao t\u00e1c k\u1ef9 thu\u1eadt li\u00ean k\u1ebft ch\u1eb7t ch\u1ebd v\u1edbi nhau. Vi\u1ec7c ch\u1ecdn m\u1ed9t t\u00ean mi\u1ec1n ng\u1eafn g\u1ecdn, ph\u1ea3n \u00e1nh \u0111\u00fang b\u1ea3n s\u1eafc th\u01b0\u01a1ng hi\u1ec7u l\u00e0 n\u1ec1n t\u1ea3ng quan tr\u1ecdng cho s\u1ef1 th\u00e0nh c\u00f4ng; vi\u1ec7c \u0111\u0103ng k\u00fd th\u00f4ng qua nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 \u0111\u00e1ng tin c\u1eady, k\u00e8m theo vi\u1ec7c b\u1eadt ch\u1ee9c n\u0103ng b\u1ea3o v\u1ec7 th\u00f4ng tin c\u00e1 nh\u00e2n v\u00e0 t\u1ef1 \u0111\u1ed9ng gia h\u1ea1n, l\u00e0 y\u1ebfu t\u1ed1 \u0111\u1ea3m b\u1ea3o cho ho\u1ea1t \u0111\u1ed9ng an to\u00e0n c\u1ee7a trang web; vi\u1ec7c hi\u1ec3u r\u00f5 c\u01a1 ch\u1ebf gi\u1ea3i quy\u1ebft DNS v\u00e0 c\u1ea5u h\u00ecnh \u0111\u00fang c\u00e1c b\u1ea3n ghi nh\u01b0 A\/CNAME l\u00e0 ch\u00eca kh\u00f3a \u0111\u1ec3 k\u1ebft n\u1ed1i t\u00ean mi\u1ec1n v\u1edbi m\u00e1y ch\u1ee7; cu\u1ed1i c\u00f9ng, vi\u1ec7c th\u1ef1c hi\u1ec7n vi\u1ec7c g\u1eafn k\u1ebft t\u00ean mi\u1ec1n v\u1edbi m\u00e1y ch\u1ee7 v\u00e0 c\u1ea5u h\u00ecnh HTTPS s\u1ebd \u0111\u00e1nh d\u1ea5u s\u1ef1 ra m\u1eaft ch\u00ednh th\u1ee9c c\u1ee7a trang web tr\u00ean internet. N\u1ebfu n\u1eafm v\u1eefng nh\u1eefng b\u01b0\u1edbc c\u1ed1t l\u00f5i n\u00e0y, b\u1ea1n s\u1ebd c\u00f3 th\u1ec3 t\u1ef1 tin ho\u00e0n th\u00e0nh c\u00f4ng t\u00e1c x\u00e2y d\u1ef1ng c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng cho trang web, t\u1eeb \u0111\u00f3 t\u1ea1o n\u1ec1n t\u1ea3ng v\u1eefng ch\u1eafc cho vi\u1ec7c x\u00e2y d\u1ef1ng n\u1ed9i dung v\u00e0 qu\u1ea3ng b\u00e1 sau n\u00e0y.<\/p>\n\n\n\n

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

Sau khi \u0111\u0103ng k\u00fd t\u00ean mi\u1ec1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng ngay kh\u00f4ng?<\/h3>\n\n\n\n

\u0110\u01b0\u1ee3c, nh\u01b0ng \u0111i\u1ec1u n\u00e0y kh\u00f4ng c\u00f3 hi\u1ec7u l\u1ef1c ngay l\u1eadp t\u1ee9c tr\u00ean to\u00e0n c\u1ea7u. Sau khi \u0111\u0103ng k\u00fd t\u00ean mi\u1ec1n th\u00e0nh c\u00f4ng, b\u1ea1n c\u00f3 th\u1ec3 b\u1eaft \u0111\u1ea7u c\u1ea5u h\u00ecnh qu\u00e1 tr\u00ecnh gi\u1ea3i m\u00e3 DNS (Domain Name System). Tuy nhi\u00ean, vi\u1ec7c thay \u0111\u1ed5i c\u00e1c b\u1ea3n ghi DNS c\u1ea7n m\u1ed9t kho\u1ea3ng th\u1eddi gian \u0111\u1ec3 \u0111\u01b0\u1ee3c truy\u1ec1n \u0111i tr\u00ean to\u00e0n th\u1ebf gi\u1edbi; qu\u00e1 tr\u00ecnh n\u00e0y th\u01b0\u1eddng m\u1ea5t t\u1eeb v\u00e0i ph\u00fat \u0111\u1ebfn 48 gi\u1edd. Trong th\u1eddi gian \u0111\u00f3, ng\u01b0\u1eddi d\u00f9ng \u1edf c\u00e1c khu v\u1ef1c kh\u00e1c nhau c\u00f3 th\u1ec3 nh\u00ecn th\u1ea5y c\u1ea3 k\u1ebft qu\u1ea3 gi\u1ea3i m\u00e3 c\u0169 v\u00e0 m\u1edbi c\u00f9ng l\u00fac.<\/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

Nh\u00e0 \u0111\u0103ng k\u00fd t\u00ean mi\u1ec1n v\u00e0 nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 DNS c\u00f3 ph\u1ea3i ph\u1ea3i l\u00e0 c\u00f9ng m\u1ed9t c\u00f4ng ty kh\u00f4ng?<\/h3>\n\n\n\n

Kh\u00f4ng ph\u1ea3i v\u1eady. Nh\u00e0 \u0111\u0103ng k\u00fd t\u00ean mi\u1ec1n ch\u1ecbu tr\u00e1ch nhi\u1ec7m qu\u1ea3n l\u00fd quy\u1ec1n s\u1edf h\u1eefu v\u00e0 vi\u1ec7c gia h\u1ea1n t\u00ean mi\u1ec1n c\u1ee7a b\u1ea1n. Nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 DNS (Domain Name System) ch\u1ecbu tr\u00e1ch nhi\u1ec7m qu\u1ea3n l\u00fd c\u00e1c b\u1ea3n ghi gi\u1ea3i quy\u1ebft (resolution records) c\u1ee7a t\u00ean mi\u1ec1n. B\u1ea1n c\u00f3 th\u1ec3 mua t\u00ean mi\u1ec1n t\u1eeb nh\u00e0 \u0111\u0103ng k\u00fd A, sau \u0111\u00f3 ch\u1ec9 \u0111\u1ecbnh c\u00e1c b\u1ea3n ghi NS (Name Server) t\u1edbi m\u00e1y ch\u1ee7 DNS c\u1ee7a c\u00f4ng ty B (ch\u1eb3ng h\u1ea1n Cloudflare), v\u00e0 c\u00f4ng ty B s\u1ebd cung c\u1ea5p d\u1ecbch v\u1ee5 gi\u1ea3i quy\u1ebft t\u00ean mi\u1ec1n cho b\u1ea1n. M\u00f4 h\u00ecnh ph\u00e2n t\u00e1ch n\u00e0y r\u1ea5t ph\u1ed5 bi\u1ebfn; b\u1ea1n c\u00f3 th\u1ec3 l\u1ef1a ch\u1ecdn nh\u00e0 cung c\u1ea5p DNS chuy\u00ean nghi\u1ec7p h\u01a1n ho\u1eb7c c\u00f3 t\u1ed1c \u0111\u1ed9 x\u1eed l\u00fd nhanh h\u01a1n.<\/p>\n\n\n\n

T\u00ean mi\u1ec1n b\u1ecb chi\u1ebfm \u0111o\u1ea1t l\u00e0 g\u00ec? L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 ph\u00f2ng ng\u1eeba?<\/h3>\n\n\n\n

Chi\u1ebfm quy\u1ec1n t\u00ean mi\u1ec1n (Domain hijacking) l\u00e0 h\u00e0nh vi k\u1ebb t\u1ea5n c\u00f4ng th\u00f4ng qua vi\u1ec7c \u0111\u00e1nh c\u1eafp m\u1eadt kh\u1ea9u t\u00e0i kho\u1ea3n nh\u00e0 \u0111\u0103ng k\u00fd t\u00ean mi\u1ec1n c\u1ee7a b\u1ea1n, chuy\u1ec3n tr\u00e1i ph\u00e9p t\u00ean mi\u1ec1n c\u1ee7a b\u1ea1n sang t\u00e0i kho\u1ea3n kh\u00e1c ho\u1eb7c s\u1eeda \u0111\u1ed5i b\u1ea3n ghi DNS \u0111\u1ec3 tr\u1ecf \u0111\u1ebfn trang web \u0111\u1ed9c h\u1ea1i. C\u00e1c bi\u1ec7n ph\u00e1p ph\u00f2ng ng\u1eeba bao g\u1ed3m: \u0111\u1eb7t m\u1eadt kh\u1ea9u m\u1ea1nh cho t\u00e0i kho\u1ea3n nh\u00e0 \u0111\u0103ng k\u00fd v\u00e0 b\u1eadt x\u00e1c th\u1ef1c hai y\u1ebfu t\u1ed1; b\u1eadt t\u00ednh n\u0103ng kh\u00f3a \u0111\u0103ng k\u00fd t\u00ean mi\u1ec1n; c\u1ea9n th\u1eadn b\u1ea3o m\u1eadt email t\u00e0i kho\u1ea3n; ki\u1ec3m tra \u0111\u1ecbnh k\u1ef3 th\u00f4ng tin WHOIS v\u00e0 b\u1ea3n ghi ph\u00e2n gi\u1ea3i c\u1ee7a t\u00ean mi\u1ec1n c\u00f3 b\u1ecb s\u1eeda \u0111\u1ed5i tr\u00e1i ph\u00e9p hay kh\u00f4ng.<\/p>\n\n\n\n

Th\u1eddi gian chu\u1ed9c l\u1ea1i t\u00ean mi\u1ec1n sau khi h\u1ebft h\u1ea1n l\u00e0 bao l\u00e2u?<\/h3>\n\n\n\n

Sau khi h\u1ebft h\u1ea1n, t\u00ean mi\u1ec1n s\u1ebd kh\u00f4ng \u0111\u01b0\u1ee3c gi\u1ea3i ph\u00f3ng ngay l\u1eadp t\u1ee9c \u0111\u1ec3 m\u1ecdi ng\u01b0\u1eddi c\u00f3 th\u1ec3 \u0111\u0103ng k\u00fd l\u1ea1i. Th\u00f4ng th\u01b0\u1eddng, s\u1ebd c\u00f3 m\u1ed9t kho\u1ea3ng th\u1eddi gian gia h\u1ea1n l\u00e0 30 ng\u00e0y, trong \u0111\u00f3 b\u1ea1n c\u00f3 th\u1ec3 gia h\u1ea1n t\u00ean mi\u1ec1n v\u1edbi m\u1ee9c gi\u00e1 ban \u0111\u1ea7u. Khi kho\u1ea3ng th\u1eddi gian gia h\u1ea1n k\u1ebft th\u00fac, s\u1ebd b\u1eaft \u0111\u1ea7u giai \u0111o\u1ea1n ho\u00e0n l\u1ea1i t\u00ean mi\u1ec1n (kho\u1ea3ng 30 ng\u00e0y n\u1eefa); trong th\u1eddi gian n\u00e0y, b\u1ea1n v\u1eabn c\u00f3 th\u1ec3 ho\u00e0n l\u1ea1i t\u00ean mi\u1ec1n nh\u01b0ng ph\u1ea3i tr\u1ea3 m\u1ed9t kho\u1ea3n ph\u00ed ho\u00e0n l\u1ea1i cao c\u00f9ng v\u1edbi ph\u00ed gia h\u1ea1n h\u00e0ng n\u0103m. Sau khi giai \u0111o\u1ea1n ho\u00e0n l\u1ea1i k\u1ebft th\u00fac, t\u00ean mi\u1ec1n s\u1ebd v\u00e0o giai \u0111o\u1ea1n x\u00f3a (kho\u1ea3ng 5 ng\u00e0y), v\u00e0 sau \u0111\u00f3 s\u1ebd \u0111\u01b0\u1ee3c gi\u1ea3i ph\u00f3ng ho\u00e0n to\u00e0n \u0111\u1ec3 m\u1ecdi ng\u01b0\u1eddi c\u00f3 th\u1ec3 \u0111\u0103ng k\u00fd l\u1ea1i.<\/p>","protected":false},"excerpt":{"rendered":"

B\u00e0i vi\u1ebft n\u00e0y cung c\u1ea5p h\u01b0\u1edbng d\u1eabn chi ti\u1ebft v\u1ec1 to\u00e0n b\u1ed9 quy tr\u00ecnh t\u1eeb vi\u1ec7c ngh\u0129 ra \u00fd t\u01b0\u1edfng cho t\u00ean mi\u1ec1n, l\u1ef1a ch\u1ecdn t\u00ean mi\u1ec1n ph\u00f9 h\u1ee3p, \u0111\u1ebfn vi\u1ec7c \u0111\u0103ng k\u00fd v\u00e0 thi\u1ebft l\u1eadp c\u01a1 ch\u1ebf gi\u1ea3i quy\u1ebft (DNS). Tr\u1ecdng t\u00e2m \u0111\u01b0\u1ee3c \u0111\u1eb7t v\u00e0o c\u00e1c th\u1ef1c h\u00e0nh t\u1ed1t nh\u1ea5t trong vi\u1ec7c \u0111\u1eb7t t\u00ean mi\u1ec1n, nh\u1eefng l\u01b0u \u00fd c\u1ea7n bi\u1ebft khi \u0111\u0103ng k\u00fd, c\u0169ng nh\u01b0 c\u00e1ch thi\u1ebft l\u1eadp c\u00e1c b\u1ea3n ghi DNS \u0111\u1ec3 \u0111\u1ecbnh tuy\u1ebfn t\u00ean mi\u1ec1n \u0111\u1ebfn m\u00e1y ch\u1ee7 web. Nh\u1eefng th\u00f4ng tin n\u00e0y gi\u00fap ng\u01b0\u1eddi d\u00f9ng th\u1ef1c hi\u1ec7n m\u1ed9t c\u00e1ch c\u00f3 h\u1ec7 th\u1ed1ng c\u00e1c b\u01b0\u1edbc qu<\/p>","protected":false},"author":7,"featured_media":0,"template":"","meta":{"_acf_changed":false,"footnotes":""},"tags":[],"knowledge_category":[279],"class_list":["post-12375567","knowledge_post","type-knowledge_post","status-publish","hentry","knowledge_category-domain"],"acf":{"site_seo_keywords":"\u57df\u540d\u6ce8\u518c,\u57df\u540d\u89e3\u6790,DNS\u8bbe\u7f6e,\u57df\u540d\u9009\u8d2d,\u7f51\u7ad9\u4e0a\u7ebf,\u57df\u540d\u89e3\u6790\u5168\u653b\u7565,\u5982\u4f55\u9009\u62e9\u57df\u540d,\u57df\u540d\u914d\u7f6e\u6307\u5357"},"_links":{"self":[{"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/knowledge_posts\/12375567","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\/12375567\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/media?parent=12375567"}],"wp:term":[{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/tags?post=12375567"},{"taxonomy":"knowledge_category","embeddable":true,"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/knowledge_category?post=12375567"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}