{"id":12368701,"date":"2026-03-14T16:56:39","date_gmt":"2026-03-14T08:56:39","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%ef%bc%9a%e4%bb%8e%e9%9b%b6%e5%bc%80%e5%a7%8b%e6%9e%84%e5%bb%ba%e4%bd%a0%e7%9a%84%e7%bd%91%e7%ab%99%e8%ba%ab%e4%bb%bd%e6%a0%87%e8%af%86\/"},"modified":"2026-03-14T17:11:52","modified_gmt":"2026-03-14T09:11:52","slug":"domain-registration-and-dns-for-website-identity","status":"publish","type":"knowledge_post","link":"https:\/\/www.likacloud.com\/vi\/knowledge\/domain\/domain-registration-and-dns-for-website-identity\/","title":{"rendered":"\u0110\u0103ng k\u00fd v\u00e0 ph\u00e2n gi\u1ea3i t\u00ean mi\u1ec1n: X\u00e2y d\u1ef1ng nh\u1eadn di\u1ec7n trang web t\u1eeb con s\u1ed1 kh\u00f4ng"},"content":{"rendered":"

Trong th\u1ebf gi\u1edbi internet, t\u00ean mi\u1ec1n l\u00e0 \u0111\u1ecbnh danh duy nh\u1ea5t cho trang web c\u1ee7a b\u1ea1n, gi\u1ed1ng nh\u01b0 bi\u1ec3n hi\u1ec7u v\u00e0 \u0111\u1ecba ch\u1ec9 c\u1ee7a m\u1ed9t c\u1eeda h\u00e0ng th\u1ef1c t\u1ebf. N\u00f3 kh\u00f4ng ch\u1ec9 l\u00e0 c\u1ed5ng v\u00e0o quan tr\u1ecdng \u0111\u1ec3 ng\u01b0\u1eddi d\u00f9ng truy c\u1eadp trang web c\u1ee7a b\u1ea1n, m\u00e0 c\u00f2n l\u00e0 th\u00e0nh ph\u1ea7n c\u1ed1t l\u00f5i c\u1ee7a h\u00ecnh \u1ea3nh th\u01b0\u01a1ng hi\u1ec7u v\u00e0 t\u00e0i s\u1ea3n m\u1ea1ng. Hi\u1ec3u r\u00f5 quy tr\u00ecnh \u0111\u1ea7y \u0111\u1ee7 c\u1ee7a \u0111\u0103ng k\u00fd v\u00e0 ph\u00e2n gi\u1ea3i t\u00ean mi\u1ec1n l\u00e0 b\u01b0\u1edbc \u0111\u1ea7u ti\u00ean cho b\u1ea5t k\u1ef3 c\u00e1 nh\u00e2n ho\u1eb7c doanh nghi\u1ec7p n\u00e0o mu\u1ed1n thi\u1ebft l\u1eadp s\u1ef1 hi\u1ec7n di\u1ec7n tr\u1ef1c tuy\u1ebfn. Qu\u00e1 tr\u00ecnh n\u00e0y bao g\u1ed3m t\u1eeb vi\u1ec7c h\u00ecnh th\u00e0nh m\u1ed9t t\u00ean \u0111\u1ed9c \u0111\u00e1o, \u0111\u1ebfn cu\u1ed1i c\u00f9ng cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng to\u00e0n c\u1ea7u truy c\u1eadp trang web c\u1ee7a b\u1ea1n m\u1ed9t c\u00e1ch su\u00f4n s\u1ebb th\u00f4ng qua tr\u00ecnh duy\u1ec7t.<\/p>\n\n\n\n

T\u00ean mi\u1ec1n l\u00e0 g\u00ec v\u00e0 c\u1ea5u tr\u00fac c\u1ee7a n\u00f3<\/h2>\n\n\n\n

\u0110\u1ec3 hi\u1ec3u v\u1ec1 \u0111\u0103ng k\u00fd t\u00ean mi\u1ec1n, tr\u01b0\u1edbc ti\u00ean c\u1ea7n ph\u00e2n t\u00edch c\u1ea5u tr\u00fac c\u1ee7a ch\u00ednh t\u00ean mi\u1ec1n. M\u1ed9t t\u00ean mi\u1ec1n ho\u00e0n ch\u1ec9nh l\u00e0 m\u1ed9t chu\u1ed7i k\u00fd t\u1ef1 c\u00f3 c\u1ea5p b\u1eadc, tu\u00e2n theo th\u1ee9 t\u1ef1 \u0111\u1ecdc t\u1eeb ph\u1ea3i sang tr\u00e1i, t\u1eeb chung \u0111\u1ebfn c\u1ee5 th\u1ec3.<\/p>\n\n\n\n

T\u00ean mi\u1ec1n c\u1ea5p cao nh\u1ea5t v\u00e0 t\u00ean mi\u1ec1n c\u1ea5p hai<\/h3>\n\n\n\n

Ph\u1ea7n ngo\u00e0i c\u00f9ng b\u00ean ph\u1ea3i c\u1ee7a t\u00ean mi\u1ec1n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 t\u00ean mi\u1ec1n c\u1ea5p cao nh\u1ea5t, v\u00ed d\u1ee5 .com<\/code>\u3001.cn<\/code>\u3001.net<\/code>\u3001.org<\/code> v.v. TLD c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c chia th\u00e0nh hai lo\u1ea1i: t\u00ean mi\u1ec1n c\u1ea5p cao nh\u1ea5t d\u00f9ng chung v\u00e0 t\u00ean mi\u1ec1n c\u1ea5p cao nh\u1ea5t m\u00e3 qu\u1ed1c gia v\u00e0 v\u00f9ng l\u00e3nh th\u1ed5. gTLD nh\u01b0 .com<\/code> th\u01b0\u1eddng \u0111\u1ea1i di\u1ec7n cho t\u1ed5 ch\u1ee9c th\u01b0\u01a1ng m\u1ea1i, trong khi .org<\/code> th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho t\u1ed5 ch\u1ee9c phi l\u1ee3i nhu\u1eadn. ccTLD nh\u01b0 .cn<\/code> \u0111\u1ea1i di\u1ec7n cho Trung Qu\u1ed1c,.us<\/code> \u0110\u1ea1i di\u1ec7n cho Hoa K\u1ef3.<\/p>\n\n\n\n

Ph\u1ea7n li\u1ec1n k\u1ec1 b\u00ean tr\u00e1i c\u1ee7a t\u00ean mi\u1ec1n c\u1ea5p cao nh\u1ea5t l\u00e0 t\u00ean mi\u1ec1n c\u1ea5p hai, \u0111\u00e2y l\u00e0 ph\u1ea7n c\u1ed1t l\u00f5i do ng\u01b0\u1eddi d\u00f9ng t\u00f9y ch\u1ec9nh v\u00e0 \u0111\u0103ng k\u00fd, \u0111\u1ed3ng th\u1eddi c\u0169ng l\u00e0 s\u1ef1 th\u1ec3 hi\u1ec7n tr\u1ef1c ti\u1ebfp c\u1ee7a t\u00ean th\u01b0\u01a1ng hi\u1ec7u. V\u00ed d\u1ee5, trong example.com<\/code> trong,example<\/code> ch\u00ednh l\u00e0 t\u00ean mi\u1ec1n c\u1ea5p hai. Vi\u1ec7c l\u1ef1a ch\u1ecdn t\u00ean mi\u1ec1n c\u1ea5p hai l\u00e0 v\u00f4 c\u00f9ng quan tr\u1ecdng, n\u00f3 n\u00ean d\u1ec5 nh\u1edb, d\u1ec5 \u0111\u00e1nh v\u1ea7n v\u00e0 t\u1ed1t nh\u1ea5t l\u00e0 ph\u1ea3n \u00e1nh \u0111\u01b0\u1ee3c n\u1ed9i dung ho\u1eb7c th\u01b0\u01a1ng hi\u1ec7u c\u1ee7a trang web.<\/p>\n\n\n\n

T\u00ean mi\u1ec1n ph\u1ee5 v\u00e0 t\u00ean mi\u1ec1n \u0111\u1ea7y \u0111\u1ee7<\/h3>\n\n\n\n

\u1ede ph\u00eda b\u00ean tr\u00e1i c\u1ee7a t\u00ean mi\u1ec1n c\u1ea5p hai, c\u00f3 th\u1ec3 ti\u1ebfp t\u1ee5c ph\u00e2n chia th\u00e0nh t\u00ean mi\u1ec1n ph\u1ee5. T\u00ean mi\u1ec1n ph\u1ee5 l\u00e0 nh\u00e1nh c\u1ee7a t\u00ean mi\u1ec1n c\u1ea5p hai, th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 t\u1ed5 ch\u1ee9c c\u00e1c ph\u1ea7n ho\u1eb7c d\u1ecbch v\u1ee5 kh\u00e1c nhau c\u1ee7a trang web. C\u00e1c t\u00ean mi\u1ec1n ph\u1ee5 ph\u1ed5 bi\u1ebfn bao g\u1ed3m www<\/code>(World Wide Web),mail<\/code>(d\u1ecbch v\u1ee5 th\u01b0),blog<\/code>(ph\u1ea7n blog), v.v. V\u00ed d\u1ee5,blog.example.com<\/code> \u0110\u00f3 l\u00e0 m\u1ed9t subdomain tr\u1ecf \u0111\u1ebfn khu v\u1ef1c blog c\u1ee7a trang web. M\u1ed9t b\u1ea3n ghi t\u00ean mi\u1ec1n \u0111\u1ea7y \u0111\u1ee7, c\u00f3 th\u1ec3 ph\u00e2n gi\u1ea3i cu\u1ed1i c\u00f9ng tr\u1ecf \u0111\u1ebfn \u0111\u1ecba ch\u1ec9 IP m\u00e1y ch\u1ee7 c\u1ee5 th\u1ec3.<\/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

Quy tr\u00ecnh \u0111\u0103ng k\u00fd t\u00ean mi\u1ec1n \u0111\u1ea7y \u0111\u1ee7<\/h2>\n\n\n\n

\u0110\u0103ng k\u00fd m\u1ed9t t\u00ean mi\u1ec1n l\u00e0 qu\u00e1 tr\u00ecnh ch\u00ednh th\u1ee9c x\u00e1c nh\u1eadn t\u00ean b\u1ea1n \u0111\u00e3 ngh\u0129 ra thu\u1ed9c quy\u1ec1n s\u1edf h\u1eefu c\u1ee7a b\u1ea1n v\u00e0 c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng tr\u00ean internet. Qu\u00e1 tr\u00ecnh n\u00e0y kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t l\u1ea7n m\u00e3i m\u00e3i m\u00e0 c\u1ea7n tu\u00e2n theo c\u00e1c b\u01b0\u1edbc v\u00e0 quy t\u1eafc nh\u1ea5t \u0111\u1ecbnh.<\/p>\n\n\n\n

Ch\u1ecdn t\u00ean mi\u1ec1n v\u00e0 nh\u00e0 \u0111\u0103ng k\u00fd<\/h3>\n\n\n\n

B\u01b0\u1edbc \u0111\u1ea7u ti\u00ean l\u00e0 suy ngh\u0129 v\u00e0 ki\u1ec3m tra xem t\u00ean mi\u1ec1n mong mu\u1ed1n c\u00f3 s\u1eb5n hay kh\u00f4ng. B\u1ea1n c\u1ea7n chu\u1ea9n b\u1ecb m\u1ed9t v\u00e0i t\u00ean thay th\u1ebf d\u1ef1a tr\u00ean c\u00e1c y\u1ebfu t\u1ed1 nh\u01b0 th\u01b0\u01a1ng hi\u1ec7u, ng\u00e0nh ngh\u1ec1 v\u00e0 t\u00ednh d\u1ec5 nh\u1edb. Sau \u0111\u00f3, th\u1ef1c hi\u1ec7n t\u00ecm ki\u1ebfm th\u00f4ng qua c\u00f4ng c\u1ee5 tra c\u1ee9u do nh\u00e0 \u0111\u0103ng k\u00fd t\u00ean mi\u1ec1n cung c\u1ea5p. Nh\u00e0 \u0111\u0103ng k\u00fd t\u00ean mi\u1ec1n l\u00e0 c\u00f4ng ty \u0111\u01b0\u1ee3c ICANN ch\u1ee9ng nh\u1eadn, c\u00f3 quy\u1ec1n b\u00e1n t\u00ean mi\u1ec1n, ch\u1eb3ng h\u1ea1n nh\u01b0 Alibaba Cloud, Tencent Cloud, GoDaddy, v.v.<\/p>\n\n\n\n

Khi ch\u1ecdn nh\u00e0 \u0111\u0103ng k\u00fd, c\u1ea7n xem x\u00e9t to\u00e0n di\u1ec7n v\u1ec1 gi\u00e1 c\u1ea3, \u0111\u1ed9 th\u00e2n thi\u1ec7n c\u1ee7a giao di\u1ec7n ng\u01b0\u1eddi d\u00f9ng, kh\u1ea3 n\u0103ng qu\u1ea3n l\u00fd DNS m\u1ea1nh hay y\u1ebfu, h\u1ed7 tr\u1ee3 kh\u00e1ch h\u00e0ng v\u00e0 t\u00ecnh h\u00ecnh ph\u00ed c\u1ee7a c\u00e1c d\u1ecbch v\u1ee5 b\u1ed5 sung (nh\u01b0 b\u1ea3o v\u1ec7 quy\u1ec1n ri\u00eang t\u01b0). Gi\u00e1 b\u00e1o c\u1ee7a c\u00e1c nh\u00e0 \u0111\u0103ng k\u00fd kh\u00e1c nhau cho c\u00f9ng m\u1ed9t t\u00ean mi\u1ec1n c\u00f3 th\u1ec3 ch\u00eanh l\u1ec7ch r\u1ea5t l\u1edbn, c\u1ea7n ch\u00fa \u00fd ri\u00eang \u0111\u1ebfn gi\u00e1 \u0111\u0103ng k\u00fd l\u1ea7n \u0111\u1ea7u v\u00e0 gi\u00e1 gia h\u1ea1n.<\/p>\n\n\n\n

Ho\u00e0n t\u1ea5t mua h\u00e0ng v\u00e0 \u0111i\u1ec1n th\u00f4ng tin<\/h3>\n\n\n\n

Sau khi x\u00e1c \u0111\u1ecbnh t\u00ean mi\u1ec1n kh\u1ea3 d\u1ee5ng v\u00e0 ch\u1ecdn \u0111\u01b0\u1ee3c nh\u00e0 \u0111\u0103ng k\u00fd, h\u00e3y th\u00eam n\u00f3 v\u00e0o gi\u1ecf h\u00e0ng v\u00e0 ho\u00e0n t\u1ea5t quy tr\u00ecnh mua h\u00e0ng. Trong qu\u00e1 tr\u00ecnh mua, b\u1ea1n c\u1ea7n cung c\u1ea5p th\u00f4ng tin ng\u01b0\u1eddi \u0111\u0103ng k\u00fd quan tr\u1ecdng, bao g\u1ed3m h\u1ecd t\u00ean, \u0111\u1ecba ch\u1ec9, email v\u00e0 s\u1ed1 \u0111i\u1ec7n tho\u1ea1i. Nh\u1eefng th\u00f4ng tin n\u00e0y s\u1ebd \u0111\u01b0\u1ee3c ghi v\u00e0o c\u01a1 s\u1edf d\u1eef li\u1ec7u WHOIS c\u00f4ng khai.<\/p>\n\n\n\n

\u0110\u1ec3 b\u1ea3o v\u1ec7 quy\u1ec1n ri\u00eang t\u01b0 c\u00e1 nh\u00e2n, r\u1ea5t khuy\u1ebfn ngh\u1ecb n\u00ean \u0111\u1ed3ng th\u1eddi mua d\u1ecbch v\u1ee5 \u201cB\u1ea3o v\u1ec7 quy\u1ec1n ri\u00eang t\u01b0 t\u00ean mi\u1ec1n\u201d. D\u1ecbch v\u1ee5 n\u00e0y s\u1ebd thay th\u1ebf th\u00f4ng tin th\u1ef1c c\u1ee7a b\u1ea1n b\u1eb1ng th\u00f4ng tin \u0111\u1ea1i di\u1ec7n do nh\u00e0 \u0111\u0103ng k\u00fd cung c\u1ea5p, t\u1eeb \u0111\u00f3 tr\u00e1nh vi\u1ec7c th\u00f4ng tin c\u00e1 nh\u00e2n b\u1ecb thu th\u1eadp c\u00f4ng khai v\u00e0 b\u1ecb qu\u1ea5y r\u1ed1i. Sau khi \u0111i\u1ec1n xong, thanh to\u00e1n ph\u00ed, t\u00ean mi\u1ec1n s\u1ebd \u0111\u01b0\u1ee3c \u0111\u0103ng k\u00fd th\u00e0nh c\u00f4ng, nh\u01b0ng l\u00fac n\u00e0y n\u00f3 ch\u01b0a tr\u1ecf \u0111\u1ebfn b\u1ea5t k\u1ef3 trang web n\u00e0o.<\/p>\n\n\n\n

Nguy\u00ean l\u00fd c\u1ed1t l\u00f5i c\u1ee7a ph\u00e2n gi\u1ea3i t\u00ean mi\u1ec1n<\/h2>\n\n\n\n

\u0110\u0103ng k\u00fd t\u00ean mi\u1ec1n ch\u1ec9 l\u00e0 vi\u1ec7c c\u00f3 \u0111\u01b0\u1ee3c \u201ct\u00ean\u201d, \u0111\u1ec3 c\u00e1i t\u00ean n\u00e0y d\u1eabn kh\u00e1ch truy c\u1eadp \u0111\u1ebfn \u201c\u0111\u1ecba ch\u1ec9\u201d trang web c\u1ee7a b\u1ea1n (m\u00e1y ch\u1ee7), th\u00ec ph\u1ea3i th\u1ef1c hi\u1ec7n ph\u00e2n gi\u1ea3i t\u00ean mi\u1ec1n. \u0110\u00e2y l\u00e0 qu\u00e1 tr\u00ecnh chuy\u1ec3n \u0111\u1ed5i t\u00ean mi\u1ec1n m\u00e0 con ng\u01b0\u1eddi c\u00f3 th\u1ec3 \u0111\u1ecdc \u0111\u01b0\u1ee3c th\u00e0nh \u0111\u1ecba ch\u1ec9 IP m\u00e0 m\u00e1y m\u00f3c c\u00f3 th\u1ec3 \u0111\u1ecdc \u0111\u01b0\u1ee3c.<\/p>\n\n\n\n

C\u01a1 ch\u1ebf ho\u1ea1t \u0111\u1ed9ng c\u1ee7a h\u1ec7 th\u1ed1ng DNS<\/h3>\n\n\n\n

Ph\u00e2n gi\u1ea3i t\u00ean mi\u1ec1n d\u1ef1a v\u00e0o m\u1ed9t h\u1ec7 th\u1ed1ng c\u01a1 s\u1edf d\u1eef li\u1ec7u ph\u00e2n t\u1ea7ng, ph\u00e2n b\u1ed1 to\u00e0n c\u1ea7u \u2013 h\u1ec7 th\u1ed1ng t\u00ean mi\u1ec1n. Khi b\u1ea1n nh\u1eadp m\u1ed9t \u0111\u1ecba ch\u1ec9 web v\u00e0o tr\u00ecnh duy\u1ec7t, qu\u00e1 tr\u00ecnh ph\u00e2n gi\u1ea3i b\u1eaft \u0111\u1ea7u. M\u00e1y t\u00ednh c\u1ee7a b\u1ea1n tr\u01b0\u1edbc ti\u00ean s\u1ebd truy v\u1ea5n b\u1ed9 nh\u1edb \u0111\u1ec7m c\u1ee5c b\u1ed9 v\u00e0 b\u1ed9 \u0111\u1ecbnh tuy\u1ebfn, n\u1ebfu kh\u00f4ng t\u00ecm th\u1ea5y b\u1ea3n ghi, th\u00ec s\u1ebd g\u1eedi truy v\u1ea5n \u0111\u1ebfn m\u00e1y ch\u1ee7 DNS \u0111\u1ec7 quy do nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 internet c\u1ee7a b\u1ea1n ch\u1ec9 \u0111\u1ecbnh.<\/p>\n\n\n\n

M\u00e1y ch\u1ee7 \u0111\u1ec7 quy s\u1ebd truy v\u1ea5n t\u1eeb g\u1ed1c c\u1ee7a c\u00e2y DNS theo t\u1eebng c\u1ea5p \u0111\u1ed9. \u0110\u1ea7u ti\u00ean, n\u00f3 h\u1ecfi m\u00e1y ch\u1ee7 t\u00ean g\u1ed1c, m\u00e1y ch\u1ee7 g\u1ed1c s\u1ebd th\u00f4ng b\u00e1o \u0111\u1ecba ch\u1ec9 m\u00e1y ch\u1ee7 ch\u1ecbu tr\u00e1ch nhi\u1ec7m cho TLD t\u01b0\u01a1ng \u1ee9ng; sau \u0111\u00f3 h\u1ecfi m\u00e1y ch\u1ee7 TLD, m\u00e1y ch\u1ee7 TLD s\u1ebd th\u00f4ng b\u00e1o \u0111\u1ecba ch\u1ec9 m\u00e1y ch\u1ee7 DNS c\u00f3 th\u1ea9m quy\u1ec1n ch\u1ecbu tr\u00e1ch nhi\u1ec7m cho t\u00ean mi\u1ec1n \u0111\u00f3; cu\u1ed1i c\u00f9ng, m\u00e1y ch\u1ee7 \u0111\u1ec7 quy truy v\u1ea5n m\u00e1y ch\u1ee7 DNS c\u00f3 th\u1ea9m quy\u1ec1n \u0111\u1ec3 nh\u1eadn \u0111\u1ecba ch\u1ec9 IP c\u1ee5 th\u1ec3 t\u01b0\u01a1ng \u1ee9ng v\u1edbi t\u00ean mi\u1ec1n, v\u00e0 tr\u1ea3 v\u1ec1 cho tr\u00ecnh duy\u1ec7t c\u1ee7a b\u1ea1n. To\u00e0n b\u1ed9 qu\u00e1 tr\u00ecnh th\u01b0\u1eddng ho\u00e0n th\u00e0nh trong v\u00f2ng mili gi\u00e2y.<\/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

C\u00e1c lo\u1ea1i b\u1ea3n ghi ph\u00e2n gi\u1ea3i quan tr\u1ecdng<\/h3>\n\n\n\n

Trong b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n qu\u1ea3n l\u00fd t\u00ean mi\u1ec1n c\u1ee7a b\u1ea1n, b\u1ea1n c\u1ea7n th\u00eam c\u00e1c b\u1ea3n ghi DNS kh\u00e1c nhau \u0111\u1ec3 ki\u1ec3m so\u00e1t h\u01b0\u1edbng c\u1ee7a t\u00ean mi\u1ec1n. C\u00e1c lo\u1ea1i b\u1ea3n ghi ph\u1ed5 bi\u1ebfn nh\u1ea5t bao g\u1ed3m: B\u1ea3n ghi A, n\u00f3 tr\u1ecf tr\u1ef1c ti\u1ebfp t\u00ean mi\u1ec1n \u0111\u1ebfn m\u1ed9t \u0111\u1ecba ch\u1ec9 IPv4; B\u1ea3n ghi AAAA, d\u00f9ng \u0111\u1ec3 tr\u1ecf \u0111\u1ebfn \u0111\u1ecba ch\u1ec9 IPv6; B\u1ea3n ghi CNAME, t\u1ee9c b\u1ea3n ghi b\u00ed danh, c\u00f3 th\u1ec3 tr\u1ecf m\u1ed9t t\u00ean mi\u1ec1n \u0111\u1ebfn m\u1ed9t t\u00ean mi\u1ec1n kh\u00e1c, th\u01b0\u1eddng d\u00f9ng \u0111\u1ec3 tr\u1ecf \u0111\u1ebfn d\u1ecbch v\u1ee5 c\u1ee7a b\u00ean th\u1ee9 ba; B\u1ea3n ghi MX, d\u00f9ng \u0111\u1ec3 ch\u1ec9 \u0111\u1ecbnh \u0111\u1ecba ch\u1ec9 m\u00e1y ch\u1ee7 nh\u1eadn th\u01b0; B\u1ea3n ghi TXT, th\u01b0\u1eddng d\u00f9ng \u0111\u1ec3 l\u01b0u tr\u1eef th\u00f4ng tin x\u00e1c th\u1ef1c nh\u01b0 SPF, DKIM.<\/p>\n\n\n\n

Th\u1ef1c h\u00e0nh: Tr\u1ecf t\u00ean mi\u1ec1n \u0111\u1ebfn trang web c\u1ee7a b\u1ea1n<\/h2>\n\n\n\n

Sau khi n\u1eafm v\u1eefng nguy\u00ean l\u00fd, ch\u00fang ta s\u1ebd th\u00f4ng qua m\u1ed9t t\u00ecnh hu\u1ed1ng \u0111i\u1ec3n h\u00ecnh \u0111\u1ec3 tr\u1ecf t\u00ean mi\u1ec1n m\u1edbi \u0111\u0103ng k\u00fd \u0111\u1ebfn m\u1ed9t m\u00e1y ch\u1ee7 \u1ea3o ho\u1eb7c m\u00e1y ch\u1ee7 \u0111\u00e1m m\u00e2y.<\/p>\n\n\n\n

L\u1ea5y \u0111\u1ecba ch\u1ec9 IP c\u1ee7a m\u00e1y ch\u1ee7 v\u00e0 c\u1ea5u h\u00ecnh DNS<\/h3>\n\n\n\n

\u0110\u1ea7u ti\u00ean, b\u1ea1n c\u1ea7n l\u1ea5y \u0111\u1ecba ch\u1ec9 IP c\u1ee7a m\u00e1y ch\u1ee7 t\u1eeb nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 l\u01b0u tr\u1eef website c\u1ee7a m\u00ecnh. \u0110\u00e2y th\u01b0\u1eddng l\u00e0 m\u1ed9t \u0111\u1ecba ch\u1ec9 IPv4 g\u1ed3m b\u1ed1n nh\u00f3m s\u1ed1. \u0110\u0103ng nh\u1eadp v\u00e0o n\u1ec1n t\u1ea3ng qu\u1ea3n l\u00fd c\u1ee7a nh\u00e0 \u0111\u0103ng k\u00fd t\u00ean mi\u1ec1n ho\u1eb7c nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 DNS, t\u00ecm khu v\u1ef1c c\u00e0i \u0111\u1eb7t qu\u1ea3n l\u00fd DNS ho\u1eb7c ph\u00e2n gi\u1ea3i t\u00ean mi\u1ec1n.<\/p>\n\n\n\n

Trong khu v\u1ef1c n\u00e0y, b\u1ea1n c\u1ea7n th\u00eam ho\u1eb7c s\u1eeda \u0111\u1ed5i hai b\u1ea3n ghi A c\u1ed1t l\u00f5i. B\u1ea3n ghi \u0111\u1ea7u ti\u00ean, \u0111\u1ec3 tr\u1ed1ng b\u1ea3n ghi m\u00e1y ch\u1ee7 ho\u1eb7c \u0111i\u1ec1n @<\/code>\u0110\u00e2y \u0111\u1ea1i di\u1ec7n cho t\u00ean mi\u1ec1n g\u1ed1c c\u1ee7a b\u1ea1n, h\u00e3y \u0111\u1eb7t gi\u00e1 tr\u1ecb b\u1ea3n ghi th\u00e0nh \u0111\u1ecba ch\u1ec9 IP m\u00e1y ch\u1ee7 c\u1ee7a b\u1ea1n. Th\u1ee9 hai, \u0111i\u1ec1n b\u1ea3n ghi m\u00e1y ch\u1ee7 l\u00e0 www<\/code>v\u00e0 c\u0169ng tr\u1ecf n\u00f3 \u0111\u1ebfn c\u00f9ng m\u1ed9t \u0111\u1ecba ch\u1ec9 IP m\u00e1y ch\u1ee7. Nh\u01b0 v\u1eady, d\u00f9 ng\u01b0\u1eddi d\u00f9ng nh\u1eadp yourdomain.com<\/code> hay www.yourdomain.com<\/code> \u0111\u1ec1u c\u00f3 th\u1ec3 truy c\u1eadp trang web c\u1ee7a b\u1ea1n.<\/p>\n\n\n\n

Th\u1eddi gian ch\u1edd v\u00e0 x\u00e1c minh hi\u1ec7u l\u1ef1c<\/h3>\n\n\n\n

Vi\u1ec7c s\u1eeda \u0111\u1ed5i b\u1ea3n ghi DNS kh\u00f4ng c\u00f3 hi\u1ec7u l\u1ef1c ngay l\u1eadp t\u1ee9c. Do c\u01a1 ch\u1ebf b\u1ed9 nh\u1edb \u0111\u1ec7m c\u1ee7a c\u00e1c m\u00e1y ch\u1ee7 DNS to\u00e0n c\u1ea7u, vi\u1ec7c lan truy\u1ec1n b\u1ea3n ghi c\u1ea7n th\u1eddi gian, qu\u00e1 tr\u00ecnh n\u00e0y \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 DNS propagation. Th\u00f4ng th\u01b0\u1eddng, n\u00f3 c\u00f3 th\u1ec3 c\u00f3 hi\u1ec7u l\u1ef1c trong v\u00e0i ph\u00fat \u0111\u1ebfn v\u00e0i gi\u1edd, nh\u01b0ng trong m\u1ed9t s\u1ed1 \u00edt tr\u01b0\u1eddng h\u1ee3p c\u00f3 th\u1ec3 m\u1ea5t \u0111\u1ebfn 48 gi\u1edd.<\/p>\n\n\n\n

B\u1ea1n c\u00f3 th\u1ec3 x\u00e1c minh xem ph\u00e2n gi\u1ea3i \u0111\u00e3 c\u00f3 hi\u1ec7u l\u1ef1c ch\u01b0a b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng c\u00f4ng c\u1ee5 ki\u1ec3m tra DNS propagation tr\u1ef1c tuy\u1ebfn ho\u1eb7c s\u1eed d\u1ee5ng l\u1ec7nh ping<\/code> \u6216 nslookup<\/code> trong d\u00f2ng l\u1ec7nh m\u00e1y t\u00ednh. Khi \u0111\u1ecba ch\u1ec9 IP \u0111\u01b0\u1ee3c tr\u1ea3 v\u1ec1 b\u1edfi l\u1ec7nh kh\u1edbp v\u1edbi \u0111\u1ecba ch\u1ec9 IP m\u00e1y ch\u1ee7 b\u1ea1n \u0111\u00e3 thi\u1ebft l\u1eadp, \u0111i\u1ec1u \u0111\u00f3 c\u00f3 ngh\u0129a l\u00e0 ph\u00e2n gi\u1ea3i \u0111\u00e3 th\u00e0nh c\u00f4ng. L\u00fac n\u00e0y, khi nh\u1eadp t\u00ean mi\u1ec1n c\u1ee7a b\u1ea1n v\u00e0o tr\u00ecnh duy\u1ec7t, b\u1ea1n s\u1ebd c\u00f3 th\u1ec3 th\u1ea5y n\u1ed9i dung trang web c\u1ee7a m\u00ecnh.<\/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

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

Sau khi tri\u1ec3n khai th\u00e0nh c\u00f4ng, vi\u1ec7c qu\u1ea3n l\u00fd t\u00ean mi\u1ec1n li\u00ean t\u1ee5c l\u00e0 n\u1ec1n t\u1ea3ng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh l\u00e2u d\u00e0i c\u1ee7a trang web.<\/p>\n\n\n\n

Qu\u1ea3n l\u00fd b\u1ea3o m\u1eadt v\u00e0 gia h\u1ea1n<\/h3>\n\n\n\n

B\u1ea3o m\u1eadt t\u00ean mi\u1ec1n l\u00e0 v\u00f4 c\u00f9ng quan tr\u1ecdng. H\u00e3y \u0111\u1ea3m b\u1ea3o k\u00edch ho\u1ea1t x\u00e1c th\u1ef1c hai b\u01b0\u1edbc cho t\u00e0i kho\u1ea3n \u0111\u0103ng k\u00fd v\u00e0 s\u1eed d\u1ee5ng m\u1eadt kh\u1ea9u m\u1ea1nh. Ki\u1ec3m tra \u0111\u1ecbnh k\u1ef3 th\u00f4ng tin WHOIS, \u0111\u1ea3m b\u1ea3o email li\u00ean h\u1ec7 c\u00f3 hi\u1ec7u l\u1ef1c \u0111\u1ec3 nh\u1eadn th\u00f4ng b\u00e1o gia h\u1ea1n v\u00e0 c\u00e1c thay \u0111\u1ed5i quan tr\u1ecdng. Quan tr\u1ecdng nh\u1ea5t l\u00e0 theo d\u00f5i th\u1eddi gian h\u1ebft h\u1ea1n c\u1ee7a t\u00ean mi\u1ec1n, thi\u1ebft l\u1eadp gia h\u1ea1n t\u1ef1 \u0111\u1ed9ng ho\u1eb7c gia h\u1ea1n th\u1ee7 c\u00f4ng tr\u01b0\u1edbc th\u1eddi h\u1ea1n, tr\u00e1nh \u0111\u1ec3 t\u00ean mi\u1ec1n b\u1ecb ng\u01b0\u1eddi kh\u00e1c \u0111\u0103ng k\u00fd l\u1ea1i do qu\u00e1 h\u1ea1n kh\u00f4ng gia h\u1ea1n, g\u00e2y ra t\u1ed5n th\u1ea5t kh\u00f4ng th\u1ec3 kh\u1eafc ph\u1ee5c.<\/p>\n\n\n\n

Chi\u1ebfn l\u01b0\u1ee3c t\u1ed1i \u01b0u h\u00f3a hi\u1ec7u su\u1ea5t<\/h3>\n\n\n\n

\u0110\u1ec3 c\u1ea3i thi\u1ec7n t\u1ed1c \u0111\u1ed9 truy c\u1eadp v\u00e0 \u0111\u1ed9 tin c\u1eady c\u1ee7a website, c\u00f3 th\u1ec3 c\u00e2n nh\u1eafc s\u1eed d\u1ee5ng d\u1ecbch v\u1ee5 ph\u00e2n gi\u1ea3i DNS c\u1ee7a b\u00ean th\u1ee9 ba, ch\u00fang th\u01b0\u1eddng c\u00f3 nhi\u1ec1u n\u00fat h\u01a1n tr\u00ean to\u00e0n c\u1ea7u, t\u1ed1c \u0111\u1ed9 ph\u00e2n gi\u1ea3i nhanh h\u01a1n v\u00e0 cung c\u1ea5p c\u00e1c t\u00ednh n\u0103ng n\u00e2ng cao nh\u01b0 ch\u1ed1ng t\u1ea5n c\u00f4ng. Ngo\u00e0i ra, vi\u1ec7c thi\u1ebft l\u1eadp gi\u00e1 tr\u1ecb TTL h\u1ee3p l\u00fd c\u0169ng r\u1ea5t quan tr\u1ecdng. TTL quy\u1ebft \u0111\u1ecbnh th\u1eddi gian t\u1ed3n t\u1ea1i c\u1ee7a b\u1ea3n ghi DNS trong b\u1ed9 nh\u1edb cache \u1edf c\u00e1c c\u1ea5p. Trong giai \u0111o\u1ea1n \u1ed5n \u0111\u1ecbnh c\u1ee7a website, c\u00f3 th\u1ec3 \u0111\u1eb7t TTL d\u00e0i h\u01a1n \u0111\u1ec3 gi\u1ea3m s\u1ed1 l\u1ea7n truy v\u1ea5n; khi chu\u1ea9n b\u1ecb di chuy\u1ec3n m\u00e1y ch\u1ee7 ho\u1eb7c thay \u0111\u1ed5i IP, n\u00ean r\u00fat ng\u1eafn TTL tr\u01b0\u1edbc \u0111\u1ec3 thay \u0111\u1ed5i c\u00f3 hi\u1ec7u l\u1ef1c nhanh ch\u00f3ng tr\u00ean to\u00e0n c\u1ea7u.<\/p>\n\n\n\n

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

\u0110\u0103ng k\u00fd v\u00e0 ph\u00e2n gi\u1ea3i t\u00ean mi\u1ec1n l\u00e0 c\u00e1c b\u01b0\u1edbc k\u1ef9 thu\u1eadt c\u1ed1t l\u00f5i \u0111\u1ec3 x\u00e2y d\u1ef1ng danh t\u00ednh website. T\u1eeb vi\u1ec7c hi\u1ec3u c\u1ea5u tr\u00fac ph\u00e2n c\u1ea5p c\u1ee7a t\u00ean mi\u1ec1n, \u0111\u1ebfn vi\u1ec7c ho\u00e0n t\u1ea5t mua h\u00e0ng th\u00f4ng qua nh\u00e0 \u0111\u0103ng k\u00fd v\u00e0 c\u1ea5u h\u00ecnh b\u1ea3o v\u1ec7 quy\u1ec1n ri\u00eang t\u01b0, r\u1ed3i \u0111i s\u00e2u v\u00e0o vi\u1ec7c hi\u1ec3u h\u1ec7 th\u1ed1ng DNS chuy\u1ec3n \u0111\u1ed5i t\u00ean mi\u1ec1n th\u00e0nh \u0111\u1ecba ch\u1ec9 IP nh\u01b0 th\u1ebf n\u00e0o, cu\u1ed1i c\u00f9ng th\u00f4ng qua th\u1ef1c h\u00e0nh \u0111\u1ec3 ho\u00e0n th\u00e0nh c\u1ea5u h\u00ecnh ph\u00e2n gi\u1ea3i, m\u1ed7i b\u01b0\u1edbc \u0111\u1ec1u quan tr\u1ecdng. Qu\u1ea3n l\u00fd t\u00ean mi\u1ec1n th\u00e0nh c\u00f4ng kh\u00f4ng ch\u1ec9 c\u00f3 ngh\u0129a l\u00e0 kh\u1ea3 n\u0103ng truy c\u1eadp c\u1ee7a website, m\u00e0 c\u00f2n li\u00ean quan \u0111\u1ebfn s\u1ef1 an to\u00e0n c\u1ee7a t\u00e0i s\u1ea3n th\u01b0\u01a1ng hi\u1ec7u, t\u1ed1i \u01b0u h\u00f3a tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng v\u00e0 ho\u1ea1t \u0111\u1ed9ng kinh doanh tr\u1ef1c tuy\u1ebfn l\u00e2u d\u00e0i. N\u1eafm v\u1eefng nh\u1eefng ki\u1ebfn th\u1ee9c n\u00e0y, b\u1ea1n \u0111\u00e3 \u0111\u1eb7t n\u1ec1n t\u1ea3ng v\u1eefng ch\u1eafc v\u00e0 \u0111\u00e1ng tin c\u1eady cho t\u00e0i s\u1ea3n k\u1ef9 thu\u1eadt s\u1ed1 c\u1ee7a m\u00ecnh.<\/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

Sau khi ho\u00e0n t\u1ea5t thanh to\u00e1n t\u00ean mi\u1ec1n t\u1ea1i nh\u00e0 \u0111\u0103ng k\u00fd, th\u01b0\u1eddng s\u1ebd ho\u00e0n t\u1ea5t \u0111\u0103ng k\u00fd v\u00e0 c\u00f3 hi\u1ec7u l\u1ef1c trong v\u00f2ng v\u00e0i ph\u00fat \u0111\u1ebfn v\u00e0i gi\u1edd, l\u00fac \u0111\u00f3 c\u00f3 th\u1ec3 ti\u1ebfn h\u00e0nh c\u1ea5u h\u00ecnh ph\u00e2n gi\u1ea3i DNS. Tuy nhi\u00ean, vi\u1ec7c \u0111\u1ed3ng b\u1ed9 th\u00f4ng tin WHOIS to\u00e0n c\u1ea7u c\u00f3 th\u1ec3 c\u1ea7n nhi\u1ec1u th\u1eddi gian h\u01a1n.<\/p>\n\n\n\n

Th\u1eddi gian s\u1eeda \u0111\u1ed5i ph\u00e2n gi\u1ea3i t\u00ean mi\u1ec1n m\u1ea5t bao l\u00e2u \u0111\u1ec3 c\u00f3 hi\u1ec7u l\u1ef1c?<\/h3>\n\n\n\n

Th\u1eddi gian s\u1eeda \u0111\u1ed5i b\u1ea3n ghi DNS c\u00f3 hi\u1ec7u l\u1ef1c ph\u1ee5 thu\u1ed9c v\u00e0o gi\u00e1 tr\u1ecb TTL c\u1ee7a b\u1ea3n ghi. Th\u00f4ng th\u01b0\u1eddng, b\u1ea3n ghi m\u1edbi \u0111\u01b0\u1ee3c thi\u1ebft l\u1eadp c\u00f3 th\u1ec3 c\u00f3 hi\u1ec7u l\u1ef1c trong v\u00f2ng 10 ph\u00fat \u0111\u1ebfn 1 gi\u1edd. Tuy nhi\u00ean, do b\u1ed9 nh\u1edb \u0111\u1ec7m DNS to\u00e0n c\u1ea7u, \u0111\u1ec3 t\u1ea5t c\u1ea3 ng\u01b0\u1eddi d\u00f9ng tr\u00ean to\u00e0n th\u1ebf gi\u1edbi truy c\u1eadp \u0111\u01b0\u1ee3c \u0111\u1ecba ch\u1ec9 m\u1edbi, vi\u1ec7c lan truy\u1ec1n ho\u00e0n to\u00e0n c\u00f3 th\u1ec3 m\u1ea5t t\u1ed1i \u0111a 48 gi\u1edd.<\/p>\n\n\n\n

T\u00f4i c\u00f3 th\u1ec3 chuy\u1ec3n t\u00ean mi\u1ec1n t\u1eeb m\u1ed9t nh\u00e0 \u0111\u0103ng k\u00fd n\u00e0y sang nh\u00e0 \u0111\u0103ng k\u00fd kh\u00e1c kh\u00f4ng?<\/h3>\n\n\n\n

C\u00f3, b\u1ea1n c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n chuy\u1ec3n t\u00ean mi\u1ec1n. \u0110i\u1ec1u ki\u1ec7n l\u00e0 t\u00ean mi\u1ec1n \u0111\u00e3 \u0111\u01b0\u1ee3c \u0111\u0103ng k\u00fd h\u01a1n 60 ng\u00e0y v\u00e0 kh\u00f4ng \u1edf tr\u1ea1ng th\u00e1i s\u1eafp h\u1ebft h\u1ea1n ho\u1eb7c b\u1ecb kh\u00f3a. Tr\u01b0\u1edbc khi chuy\u1ec3n, b\u1ea1n c\u1ea7n l\u1ea5y m\u00e3 \u1ee7y quy\u1ec1n chuy\u1ec3n t\u1eeb nh\u00e0 \u0111\u0103ng k\u00fd c\u0169 v\u00e0 b\u1eaft \u0111\u1ea7u quy tr\u00ecnh chuy\u1ec3n t\u1ea1i nh\u00e0 \u0111\u0103ng k\u00fd m\u1edbi, qu\u00e1 tr\u00ecnh n\u00e0y th\u01b0\u1eddng m\u1ea5t t\u1eeb 5 \u0111\u1ebfn 7 ng\u00e0y.<\/p>\n\n\n\n

B\u1ea3o v\u1ec7 quy\u1ec1n ri\u00eang t\u01b0 t\u00ean mi\u1ec1n l\u00e0 g\u00ec? C\u00f3 c\u1ea7n mua kh\u00f4ng?<\/h3>\n\n\n\n

D\u1ecbch v\u1ee5 b\u1ea3o v\u1ec7 quy\u1ec1n ri\u00eang t\u01b0 t\u00ean mi\u1ec1n l\u00e0 m\u1ed9t d\u1ecbch v\u1ee5 thay th\u1ebf th\u00f4ng tin c\u00e1 nh\u00e2n th\u1ef1c t\u1ebf c\u1ee7a b\u1ea1n (trong c\u01a1 s\u1edf d\u1eef li\u1ec7u WHOIS c\u00f4ng khai) b\u1eb1ng th\u00f4ng tin li\u00ean h\u1ec7 c\u1ee7a nh\u00e0 \u0111\u0103ng k\u00fd ho\u1eb7c \u0111\u1ea1i l\u00fd. N\u00f3 r\u1ea5t c\u1ea7n thi\u1ebft, c\u00f3 th\u1ec3 ng\u0103n ch\u1eb7n hi\u1ec7u qu\u1ea3 vi\u1ec7c th\u00f4ng tin c\u00e1 nh\u00e2n c\u1ee7a b\u1ea1n b\u1ecb nh\u1eefng k\u1ebb g\u1eedi th\u01b0 r\u00e1c, ng\u01b0\u1eddi ti\u1ebfp th\u1ecb qua \u0111i\u1ec7n tho\u1ea1i v\u00e0 th\u1eadm ch\u00ed l\u00e0 k\u1ebb l\u1eeba \u0111\u1ea3o l\u1ea5y \u0111\u01b0\u1ee3c, r\u1ea5t khuy\u1ebfn kh\u00edch n\u00ean mua.<\/p>\n\n\n\n

N\u1ebfu t\u00ean mi\u1ec1n c\u1ee7a t\u00f4i h\u1ebft h\u1ea1n th\u00ec s\u1ebd th\u1ebf n\u00e0o?<\/h3>\n\n\n\n

Sau khi h\u1ebft h\u1ea1n, t\u00ean mi\u1ec1n s\u1ebd tr\u1ea3i qua m\u1ed9t th\u1eddi gian gia h\u1ea1n, trong th\u1eddi gian n\u00e0y b\u1ea1n th\u01b0\u1eddng c\u00f3 th\u1ec3 gia h\u1ea1n v\u1edbi gi\u00e1 g\u1ed1c. N\u1ebfu v\u1eabn ch\u01b0a gia h\u1ea1n sau khi th\u1eddi gian gia h\u1ea1n k\u1ebft th\u00fac, t\u00ean mi\u1ec1n s\u1ebd b\u01b0\u1edbc v\u00e0o th\u1eddi k\u1ef3 chu\u1ed9c l\u1ea1i, l\u00fac n\u00e0y ph\u00ed gia h\u1ea1n s\u1ebd r\u1ea5t \u0111\u1eaft. Sau th\u1eddi k\u1ef3 chu\u1ed9c l\u1ea1i, t\u00ean mi\u1ec1n s\u1ebd b\u1ecb x\u00f3a v\u0129nh vi\u1ec5n v\u00e0 \u0111\u01b0\u1ee3c ph\u00e1t h\u00e0nh l\u1ea1i cho c\u00f4ng ch\u00fang \u0111\u0103ng k\u00fd, b\u1ea1n s\u1ebd m\u1ea5t t\u00ean mi\u1ec1n \u0111\u00f3 v\u0129nh vi\u1ec5n.<\/p>","protected":false},"excerpt":{"rendered":"

B\u00e0i vi\u1ebft n\u00e0y gi\u1edbi thi\u1ec7u m\u1ed9t c\u00e1ch h\u1ec7 th\u1ed1ng t\u1ea7m quan tr\u1ecdng c\u1ee7a t\u00ean mi\u1ec1n nh\u01b0 l\u00e0 \u0111\u1ecbnh danh c\u1ed1t l\u00f5i c\u1ee7a m\u1ed9t trang web, gi\u1ea3i th\u00edch chi ti\u1ebft c\u1ea5u tr\u00fac ph\u00e2n c\u1ea5p, quy tr\u00ecnh \u0111\u0103ng k\u00fd t\u00ean mi\u1ec1n, nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng c\u1ee7a DNS ph\u00e2n gi\u1ea3i, v\u00e0 cung c\u1ea5p c\u00e1c b\u01b0\u1edbc th\u1ef1c h\u00e0nh \u0111\u1ec3 tr\u1ecf t\u00ean mi\u1ec1n \u0111\u1ebfn m\u00e1y ch\u1ee7 trang web, l\u00e0 h\u01b0\u1edbng d\u1eabn thi\u1ebft y\u1ebfu cho ng\u01b0\u1eddi m\u1edbi b\u1eaft \u0111\u1ea7u thi\u1ebft l\u1eadp s\u1ef1 hi\u1ec7n di\u1ec7n tr\u1ef1c tuy\u1ebfn.<\/p>","protected":false},"author":7,"featured_media":0,"template":"","meta":{"_acf_changed":false,"footnotes":""},"tags":[],"knowledge_category":[279],"class_list":["post-12368701","knowledge_post","type-knowledge_post","status-publish","hentry","knowledge_category-domain"],"acf":{"site_seo_keywords":"\u57df\u540d\u6ce8\u518c,\u57df\u540d\u89e3\u6790,DNS\u89e3\u6790,\u7f51\u7ad9\u5efa\u8bbe,\u57df\u540d\u9009\u62e9,\u57df\u540d\u89e3\u6790\u8bb0\u5f55,\u5982\u4f55\u6ce8\u518c\u57df\u540d,\u57df\u540d\u6307\u5411\u7f51\u7ad9"},"_links":{"self":[{"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/knowledge_posts\/12368701","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\/12368701\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/media?parent=12368701"}],"wp:term":[{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/tags?post=12368701"},{"taxonomy":"knowledge_category","embeddable":true,"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/knowledge_category?post=12368701"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}