{"id":12374373,"date":"2026-03-17T15:09:07","date_gmt":"2026-03-17T07:09:07","guid":{"rendered":"https:\/\/www.likacloud.com\/knowledge\/%e4%bb%8e%e5%a4%b4%e5%bc%80%e5%a7%8b%ef%bc%9a%e5%a6%82%e4%bd%95%e9%80%89%e6%8b%a9%e3%80%81%e6%b3%a8%e5%86%8c%e5%92%8c%e7%ae%a1%e7%90%86%e4%bd%a0%e7%9a%84%e7%ac%ac%e4%b8%80%e4%b8%aa%e5%9f%9f%e5%90%8d\/"},"modified":"2026-03-17T15:16:50","modified_gmt":"2026-03-17T07:16:50","slug":"how-to-choose-register-manage-your-first-domain-name","status":"publish","type":"knowledge_post","link":"https:\/\/www.likacloud.com\/vi\/knowledge\/domain\/how-to-choose-register-manage-your-first-domain-name\/","title":{"rendered":"B\u1eaft \u0111\u1ea7u t\u1eeb \u0111\u1ea7u: L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 ch\u1ecdn, \u0111\u0103ng k\u00fd v\u00e0 qu\u1ea3n l\u00fd t\u00ean mi\u1ec1n \u0111\u1ea7u ti\u00ean c\u1ee7a b\u1ea1n"},"content":{"rendered":"

Trong th\u1ebf gi\u1edbi internet, t\u00ean mi\u1ec1n (domain name) l\u00e0 y\u1ebfu t\u1ed1 then ch\u1ed1t \u0111\u1ea1i di\u1ec7n cho danh t\u00ednh tr\u1ef1c tuy\u1ebfn c\u1ee7a b\u1ea1n. N\u00f3 kh\u00f4ng ch\u1ec9 l\u00e0 \u0111\u1ecba ch\u1ec9 c\u1ee7a trang web m\u00e0 c\u00f2n l\u00e0 \u1ea5n t\u01b0\u1ee3ng \u0111\u1ea7u ti\u00ean v\u1ec1 th\u01b0\u01a1ng hi\u1ec7u, m\u1ee9c \u0111\u1ed9 chuy\u00ean nghi\u1ec7p v\u00e0 s\u1ef1 tin c\u1eady c\u1ee7a b\u1ea1n. \u0110\u1ed1i v\u1edbi nh\u1eefng c\u00e1 nh\u00e2n ho\u1eb7c doanh nghi\u1ec7p m\u1edbi b\u1eaft \u0111\u1ea7u x\u00e2y d\u1ef1ng trang web, vi\u1ec7c l\u1ef1a ch\u1ecdn m\u1ed9t t\u00ean mi\u1ec1n ph\u00f9 h\u1ee3p ch\u00ednh l\u00e0 n\u1ec1n t\u1ea3ng cho s\u1ef1 th\u00e0nh c\u00f4ng c\u1ee7a to\u00e0n b\u1ed9 d\u1ef1 \u00e1n. Qu\u00e1 tr\u00ecnh n\u00e0y c\u00f3 v\u1ebb \u0111\u01a1n gi\u1ea3n, nh\u01b0ng th\u1ef1c t\u1ebf l\u1ea1i li\u00ean quan \u0111\u1ebfn nhi\u1ec1u kh\u00eda c\u1ea1nh nh\u01b0 chi\u1ebfn l\u01b0\u1ee3c, k\u1ef9 thu\u1eadt v\u00e0 ph\u00e1p l\u00fd.<\/p>\n\n\n\n

M\u1ed9t t\u00ean mi\u1ec1n \u0111\u01b0\u1ee3c ch\u1ecdn l\u1ef1a c\u1ea9n th\u1eadn s\u1ebd d\u1ec5 d\u00e0ng \u0111\u01b0\u1ee3c ghi nh\u1edb, d\u1ec5 \u0111\u00e1nh v\u1ea7n, v\u00e0 c\u00f3 th\u1ec3 truy\u1ec1n \u0111\u1ea1t m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3 th\u00f4ng \u0111i\u1ec7p v\u1ec1 doanh nghi\u1ec7p ho\u1eb7c tri\u1ebft l\u00fd th\u01b0\u01a1ng hi\u1ec7u c\u1ee7a b\u1ea1n. Ng\u01b0\u1ee3c l\u1ea1i, m\u1ed9t l\u1ef1a ch\u1ecdn t\u00f9y ti\u1ec7n c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn vi\u1ec7c m\u1ea5t l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp, g\u00e2y nh\u1ea7m l\u1eabn v\u1ec1 th\u01b0\u01a1ng hi\u1ec7u, ho\u1eb7c th\u1eadm ch\u00ed g\u00e2y ra nh\u1eefng r\u1eafc r\u1ed1i kh\u00f4ng c\u1ea7n thi\u1ebft trong qu\u00e1 tr\u00ecnh ph\u00e1t tri\u1ec3n sau n\u00e0y. Do \u0111\u00f3, vi\u1ec7c d\u00e0nh th\u1eddi gian v\u00e0 c\u00f4ng s\u1ee9c \u0111\u1ec3 l\u00ean k\u1ebf ho\u1ea1ch cho t\u00ean mi\u1ec1n \u0111\u1ea7u ti\u00ean c\u1ee7a b\u1ea1n l\u00e0 m\u1ed9t kho\u1ea3n \u0111\u1ea7u t\u01b0 v\u00f4 c\u00f9ng quan tr\u1ecdng.<\/p>\n\n\n\n

L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 ch\u1ecdn 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 c\u1ea3 m\u1ed9t ngh\u1ec7 thu\u1eadt l\u1eabn m\u1ed9t khoa h\u1ecdc. B\u1ea1n c\u1ea7n t\u00ecm \u0111\u01b0\u1ee3c \u0111i\u1ec3m c\u00e2n b\u1eb1ng l\u00fd t\u01b0\u1edfng gi\u1eefa y\u1ebfu t\u1ed1 s\u00e1ng t\u1ea1o, t\u00ednh h\u1eefu d\u1ee5ng v\u00e0 kh\u1ea3 n\u0103ng truy c\u1eadp (\u0111\u1ed9 d\u1ec5 nh\u1edb, \u0111\u1ed9 d\u1ec5 \u0111\u00e1nh m\u00e1y) c\u1ee7a t\u00ean mi\u1ec1n \u0111\u00f3.<\/p>\n\n\n\n

H\u00e3y gi\u1eef cho n\u1ed9i dung ng\u1eafn g\u1ecdn v\u00e0 d\u1ec5 nh\u1edb.<\/h3>\n\n\n\n

M\u1ed9t t\u00ean mi\u1ec1n l\u00fd t\u01b0\u1edfng n\u00ean ng\u1eafn g\u1ecdn, d\u1ec5 nh\u1edb v\u00e0 d\u1ec5 \u0111\u00e1nh v\u1ea7n. H\u00e3y tr\u00e1nh s\u1eed d\u1ee5ng d\u1ea5u g\u1ea1ch n\u1ed1i, ch\u1eef s\u1ed1 ho\u1eb7c c\u00e1c k\u1ebft h\u1ee3p ch\u1eef c\u00e1i d\u1ec5 g\u00e2y nh\u1ea7m l\u1eabn. V\u00ed d\u1ee5, \u201cbest-deals-4u.com\u201d kh\u00f4ng th\u1ec3 so s\u00e1nh \u0111\u01b0\u1ee3c v\u1edbi \u201cbestdeals.com\u201d v\u1ec1 m\u1eb7t t\u00ednh tr\u1ef1c ti\u1ebfp v\u00e0 chuy\u00ean nghi\u1ec7p. Ng\u01b0\u1eddi d\u00f9ng th\u01b0\u1eddng c\u00f3 th\u1ec3 nh\u1edb v\u00e0 nh\u1eadp \u0111\u00fang t\u00ean mi\u1ec1n ch\u1ec9 sau khi nghe n\u00f3 m\u1ed9t ho\u1eb7c hai l\u1ea7n.<\/p>\n\n\n\n

\u01afu ti\u00ean s\u1eed d\u1ee5ng t\u00ean mi\u1ec1n c\u1ea5p cao .com.<\/h3>\n\n\n\n

M\u1eb7c d\u00f9 c\u00f3 h\u00e0ng tr\u0103m t\u00ean mi\u1ec1n m\u1edbi \u1edf c\u1ea5p \u0111\u1ed9 cao (top-level domains \u2013 TLD) \u0111\u1ec3 l\u1ef1a ch\u1ecdn, .com v\u1eabn l\u00e0 ph\u1ea7n m\u1edf r\u1ed9ng \u0111\u01b0\u1ee3c c\u00f4ng nh\u1eadn v\u00e0 tin t\u01b0\u1edfng nh\u1ea5t tr\u00ean to\u00e0n th\u1ebf gi\u1edbi. \u0110\u00e2y l\u00e0 l\u1ef1a ch\u1ecdn t\u1ef1 nhi\u00ean nh\u1ea5t; ng\u01b0\u1eddi d\u00f9ng th\u01b0\u1eddng s\u1ebd th\u1eed s\u1eed d\u1ee5ng t\u00ean mi\u1ec1n c\u00f3 ph\u1ea7n m\u1edf r\u1ed9ng .com n\u1ebfu h\u1ecd kh\u00f4ng nh\u1edb ch\u00ednh x\u00e1c t\u00ean mi\u1ec1n c\u1ea7n t\u00ecm. N\u1ebfu t\u00ean mi\u1ec1n .com m\u00e0 b\u1ea1n mong mu\u1ed1n \u0111\u00e3 b\u1ecb \u0111\u0103ng k\u00fd, b\u1ea1n c\u00f3 th\u1ec3 xem x\u00e9t c\u00e1c ph\u1ea7n m\u1edf r\u1ed9ng ph\u1ed5 bi\u1ebfn kh\u00e1c nh\u01b0 .net ho\u1eb7c .org, nh\u01b0ng \u0111i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 kh\u00f4ng ph\u1ea3i l\u00e0 l\u1ef1a ch\u1ecdn t\u1ed1t nh\u1ea5t cho th\u01b0\u01a1ng hi\u1ec7u c\u1ee7a b\u1ea1n.<\/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

K\u1ebft h\u1ee3p c\u00e1c t\u1eeb kh\u00f3a v\u00e0 y\u1ebfu t\u1ed1 th\u01b0\u01a1ng hi\u1ec7u m\u1ed9t c\u00e1ch h\u1ee3p l\u00fd.<\/h3>\n\n\n\n

N\u1ebfu c\u00f3 th\u1ec3, h\u00e3y \u0111\u01b0a nh\u1eefng t\u1eeb kh\u00f3a li\u00ean quan \u0111\u1ebfn ng\u00e0nh ngh\u1ec1 c\u1ee7a b\u1ea1n v\u00e0o t\u00ean mi\u1ec1n; \u0111i\u1ec1u n\u00e0y s\u1ebd gi\u00fap t\u0103ng hi\u1ec7u qu\u1ea3 trong vi\u1ec7c t\u1ed1i \u01b0u h\u00f3a trang web tr\u00ean c\u00e1c c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm v\u00e0 gi\u00fap ng\u01b0\u1eddi d\u00f9ng d\u1ec5 d\u00e0ng hi\u1ec3u r\u00f5 n\u1ed9i dung trang web h\u01a1n. Tuy nhi\u00ean, b\u1ea1n c\u0169ng c\u1ea7n \u0111\u1ea3m b\u1ea3o r\u1eb1ng t\u00ean mi\u1ec1n th\u1ec3 hi\u1ec7n \u0111\u01b0\u1ee3c \u0111\u1ed9 \u0111\u1ed9c \u0111\u00e1o c\u1ee7a th\u01b0\u01a1ng hi\u1ec7u b\u1ea1n. V\u00ed d\u1ee5, m\u1ed9t trang web b\u00e1n c\u00e0 ph\u00ea th\u1ee7 c\u00f4ng s\u1ebd c\u00f3 nhi\u1ec1u ti\u1ec1m n\u0103ng h\u01a1n n\u1ebfu s\u1eed d\u1ee5ng t\u00ean mi\u1ec1n \u201cartisancoffee.com\u201d so v\u1edbi \u201cbuygreatcoffee.com\u201d. H\u00e3y tr\u00e1nh s\u1eed d\u1ee5ng c\u00e1c t\u00ean th\u01b0\u01a1ng hi\u1ec7u c\u1ee7a c\u00e1c c\u00f4ng ty kh\u00e1c \u0111\u1ec3 tr\u00e1nh xung \u0111\u1ed9t ph\u00e1p l\u00fd.<\/p>\n\n\n\n

Ki\u1ec3m tra l\u1ecbch s\u1eed v\u00e0 uy t\u00edn c\u1ee7a t\u00ean mi\u1ec1n<\/h3>\n\n\n\n

Tr\u01b0\u1edbc khi \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh cu\u1ed1i c\u00f9ng, h\u00e3y ch\u1eafc ch\u1eafn r\u1eb1ng t\u00ean mi\u1ec1n \u0111\u00f3 ch\u01b0a t\u1eebng \u0111\u01b0\u1ee3c \u0111\u0103ng k\u00fd tr\u01b0\u1edbc \u0111\u00e2y. H\u00e3y s\u1eed d\u1ee5ng c\u00e1c c\u00f4ng c\u1ee5 nh\u01b0 \u201cWhois History Query\u201d ho\u1eb7c \u201cDomain Name History Check\u201d \u0111\u1ec3 ki\u1ec3m tra xem n\u00f3 c\u00f3 t\u1eebng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho m\u1ee5c \u0111\u00edch g\u1eedi th\u01b0 r\u00e1c, ph\u1ea7n m\u1ec1m \u0111\u1ed9c h\u1ea1i, ho\u1eb7c c\u00e1c trang web c\u00f3 n\u1ed9i dung kh\u00f4ng l\u00e0nh m\u1ea1nh hay kh\u00f4ng. Vi\u1ec7c k\u1ebf th\u1eeba m\u1ed9t t\u00ean mi\u1ec1n c\u00f3 \u201cl\u1ecbch s\u1eed \u0111en\u201d c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng nghi\u00eam tr\u1ecdng \u0111\u1ebfn th\u1ee9 h\u1ea1ng tr\u00ean c\u00e1c c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm v\u00e0 danh ti\u1ebfng c\u1ee7a trang web m\u1edbi c\u1ee7a b\u1ea1n.<\/p>\n\n\n\n

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

M\u1ed9t khi b\u1ea1n \u0111\u00e3 ch\u1ecdn \u0111\u01b0\u1ee3c t\u00ean mi\u1ec1n m\u00e0 m\u00ecnh y\u00eau th\u00edch, b\u01b0\u1edbc ti\u1ebfp theo l\u00e0 \u0111\u0103ng k\u00fd n\u00f3 ch\u00ednh th\u1ee9c d\u01b0\u1edbi t\u00ean c\u1ee7a b\u1ea1n th\u00f4ng qua nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 \u0111\u0103ng k\u00fd t\u00ean mi\u1ec1n. Qu\u00e1 tr\u00ecnh n\u00e0y bao g\u1ed3m c\u00e1c th\u1ee7 t\u1ee5c ph\u00e1p l\u00fd v\u00e0 k\u1ef9 thu\u1eadt nh\u1eb1m \u0111\u1ea3m b\u1ea3o r\u1eb1ng b\u1ea1n s\u1edf h\u1eefu quy\u1ec1n s\u1eed d\u1ee5ng v\u00e0 quy\u1ec1n s\u1edf h\u1eefu t\u00ean mi\u1ec1n<\/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 l\u00e0 nh\u1eefng c\u00f4ng ty \u0111\u01b0\u1ee3c ICANN ch\u1ee9ng nh\u1eadn v\u00e0 c\u00f3 quy\u1ec1n b\u00e1n t\u00ean mi\u1ec1n. Khi l\u1ef1a ch\u1ecdn nh\u00e0 \u0111\u0103ng k\u00fd, b\u1ea1n n\u00ean xem x\u00e9t \u0111\u1ebfn t\u00ednh minh b\u1ea1ch v\u1ec1 gi\u00e1 c\u1ea3, giao di\u1ec7n ng\u01b0\u1eddi d\u00f9ng th\u00e2n thi\u1ec7n, ch\u1ea5t l\u01b0\u1ee3ng d\u1ecbch v\u1ee5 kh\u00e1ch h\u00e0ng v\u00e0 c\u00e1c t\u00ednh n\u0103ng b\u1ed5 sung m\u00e0 h\u1ecd cung c\u1ea5p. M\u1ed9t s\u1ed1 nh\u00e0 \u0111\u0103ng k\u00fd n\u1ed5i ti\u1ebfng v\u00e0 c\u00f3 uy t\u00edn bao g\u1ed3m Namecheap, GoDaddy, Google Domains, v.v. H\u00e3y so s\u00e1nh gi\u00e1 c\u1ea3 khi gia h\u1ea1n (ch\u1ee9 kh\u00f4ng ch\u1ec9 gi\u00e1 \u01b0u \u0111\u00e3i trong n\u0103m \u0111\u1ea7u ti\u00ean) c\u0169ng nh\u01b0 m\u1ee9c \u0111\u1ed9 d\u1ec5 s\u1eed d\u1ee5ng c\u1ee7a c\u00e1c c\u00f4ng c\u1ee5 qu\u1ea3n l\u00fd t\u00ean mi\u1ec1n.<\/p>\n\n\n\n

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

H\u00e3y th\u00eam t\u00ean mi\u1ec1n \u0111\u00e3 ch\u1ecdn v\u00e0o gi\u1ecf h\u00e0ng v\u00e0 ti\u1ebfn h\u00e0nh thanh to\u00e1n. Trong qu\u00e1 tr\u00ecnh \u0111\u0103ng k\u00fd, b\u1ea1n c\u1ea7n cung c\u1ea5p th\u00f4ng tin \u0111\u0103ng k\u00fd ch\u00ednh x\u00e1c. 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. Vui l\u00f2ng s\u1eed d\u1ee5ng \u0111\u1ecba ch\u1ec9 email m\u00e0 b\u1ea1n c\u00f3 th\u1ec3 truy c\u1eadp l\u00e2u d\u00e0i, v\u00ec t\u1ea5t c\u1ea3 c\u00e1c th\u00f4ng b\u00e1o quan tr\u1ecdng v\u1ec1 vi\u1ec7c gia h\u1ea1n, chuy\u1ec3n nh\u01b0\u1ee3ng v\u00e0 x\u00e1c th\u1ef1c quy\u1ec1n s\u1edf h\u1eefu t\u00ean mi\u1ec1n s\u1ebd \u0111\u01b0\u1ee3c g\u1eedi \u0111\u1ebfn \u0111\u1ecba ch\u1ec9 email \u0111\u00f3.<\/p>\n\n\n\n

Hi\u1ec3u \u0111\u01b0\u1ee3c t\u1ea7m quan tr\u1ecdng c\u1ee7a vi\u1ec7c b\u1ea3o v\u1ec7 quy\u1ec1n ri\u00eang t\u01b0<\/h3>\n\n\n\n

Theo m\u1eb7c \u0111\u1ecbnh, t\u00ean, \u0111\u1ecba ch\u1ec9, s\u1ed1 \u0111i\u1ec7n tho\u1ea1i v\u00e0 email c\u1ee7a b\u1ea1n s\u1ebd \u0111\u01b0\u1ee3c hi\u1ec3n th\u1ecb c\u00f4ng khai trong c\u00e1c truy v\u1ea5n Whois, \u0111i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn vi\u1ec7c nh\u1eadn th\u01b0 r\u00e1c v\u00e0 vi ph\u1ea1m quy\u1ec1n ri\u00eang t\u01b0. Ch\u00fang t\u00f4i khuy\u00ean b\u1ea1n n\u00ean mua d\u1ecbch v\u1ee5 \u201cB\u1ea3o v\u1ec7 quy\u1ec1n ri\u00eang t\u01b0 cho th\u00f4ng tin Whois\u201d khi \u0111\u0103ng k\u00fd t\u00ean mi\u1ec1n. D\u1ecbch v\u1ee5 n\u00e0y s\u1ebd thay th\u1ebf th\u00f4ng tin c\u00e1 nh\u00e2n c\u1ee7a b\u1ea1n b\u1eb1ng th\u00f4ng tin c\u1ee7a nh\u00e0 \u0111\u0103ng k\u00fd, t\u1eeb \u0111\u00f3 b\u1ea3o v\u1ec7 quy\u1ec1n ri\u00eang t\u01b0 c\u1ee7a b\u1ea1n, v\u00e0 th\u01b0\u1eddng ch\u1ec9 t\u1ed1n m\u1ed9t kho\u1ea3n ph\u00ed nh\u1ecf m\u1ed7i n\u0103m.<\/p>\n\n\n\n

Ho\u00e0n t\u1ea5t qu\u00e1 tr\u00ecnh \u0111\u0103ng k\u00fd v\u00e0 x\u00e1c nh\u1eadn quy\u1ec1n s\u1edf h\u1eefu.<\/h3>\n\n\n\n

Sau khi thanh to\u00e1n th\u00e0nh c\u00f4ng, nh\u00e0 \u0111\u0103ng k\u00fd t\u00ean mi\u1ec1n s\u1ebd x\u1eed l\u00fd \u0111\u01a1n \u0111\u0103ng k\u00fd c\u1ee7a b\u1ea1n. Vi\u1ec7c \u0111\u0103ng k\u00fd th\u01b0\u1eddng c\u00f3 hi\u1ec7u l\u1ef1c ngay l\u1eadp t\u1ee9c. Vui l\u00f2ng ki\u1ec3m tra email x\u00e1c nh\u1eadn \u0111\u0103ng k\u00fd ngay l\u1eadp t\u1ee9c v\u00e0 \u0111\u0103ng nh\u1eadp v\u00e0o t\u00e0i kho\u1ea3n c\u1ee7a b\u1ea1n t\u1ea1i nh\u00e0 \u0111\u0103ng k\u00fd \u0111\u1ec3 x\u00e1c nh\u1eadn r\u1eb1ng t\u00ean mi\u1ec1n \u0111\u00e3 xu\u1ea5t hi\u1ec7n trong danh s\u00e1ch qu\u1ea3n l\u00fd c\u1ee7a b\u1ea1n. \u0110\u00e2y l\u00e0 b\u1eb1ng ch\u1ee9ng ban \u0111\u1ea7u cho th\u1ea5y b\u1ea1n \u0111\u00e3 s\u1edf h\u1eefu t\u00ean mi\u1ec1n \u0111\u00f3.<\/p>\n\n\n\n

Nhi\u1ec7m v\u1ee5 c\u1ed1t l\u00f5i c\u1ee7a qu\u1ea3n l\u00fd t\u00ean mi\u1ec1n<\/h2>\n\n\n\n

\u0110\u0103ng k\u00fd t\u00ean mi\u1ec1n ch\u1ec9 l\u00e0 b\u01b0\u1edbc \u0111\u1ea7u ti\u00ean; vi\u1ec7c qu\u1ea3n l\u00fd t\u00ean mi\u1ec1n m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3 v\u00e0 l\u00e2u d\u00e0i m\u1edbi l\u00e0 y\u1ebfu t\u1ed1 then ch\u1ed1t \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o an to\u00e0n v\u00e0 s\u1ef1 \u1ed5n \u0111\u1ecbnh cho t\u00e0i s\u1ea3n tr\u1ef1c tuy\u1ebfn 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

C\u00e0i \u0111\u1eb7t m\u00e1y ch\u1ee7 t\u00ean mi\u1ec1n v\u00e0 qu\u00e1 tr\u00ecnh gi\u1ea3i quy\u1ebft (DNS \u2013 Domain Name System)<\/h3>\n\n\n\n

T\u00ean mi\u1ec1n ch\u1ec9 l\u00e0 m\u1ed9t \u0111\u1ecba ch\u1ec9; n\u00f3 c\u1ea7n \u0111\u01b0\u1ee3c li\u00ean k\u1ebft \u0111\u1ebfn m\u00e1y ch\u1ee7 l\u01b0u tr\u1eef c\u00e1c t\u1ec7p c\u1ee7a trang web c\u1ee7a b\u1ea1n th\u00ec m\u1edbi c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c truy c\u1eadp. Vi\u1ec7c n\u00e0y \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n b\u1eb1ng c\u00e1ch c\u1ea5u h\u00ecnh c\u00e1c m\u00e1y ch\u1ee7 t\u00ean mi\u1ec1n (domain name servers). Trong b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n do nh\u00e0 \u0111\u0103ng k\u00fd t\u00ean mi\u1ec1n cung c\u1ea5p, h\u00e3y t\u00ecm ph\u1ea7n c\u00e0i \u0111\u1eb7t DNS (Domain Name System) v\u00e0 c\u1eadp nh\u1eadt th\u00f4ng tin m\u00e1y ch\u1ee7 t\u00ean mi\u1ec1n th\u00e0nh c\u00e1c ghi nh\u1edb NS (Name Server) do nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 l\u01b0u tr\u1eef trang web c\u1ee7a b\u1ea1n \u0111\u1ec1 xu\u1ea5t. Sau \u0111\u00f3, b\u1ea1n c\u0169ng c\u1ea7n th\u00eam c\u00e1c ghi nh\u1edb A (A Record) ho\u1eb7c CNAME (CNAME Record) t\u1ea1i nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 l\u01b0u tr\u1eef \u0111\u1ec3 \u0111\u1ecbnh tuy\u1ebfn t\u00ean mi\u1ec1n \u0111\u1ebfn \u0111\u1ecba ch\u1ec9 IP c\u1ee5 th\u1ec3 c\u1ee7a m\u00e1y ch\u1ee7.<\/p>\n\n\n\n

K\u00edch ho\u1ea1t c\u00e1c t\u00ednh n\u0103ng b\u1ea3o m\u1eadt c\u1ea7n thi\u1ebft.<\/h3>\n\n\n\n

An ninh t\u00ean mi\u1ec1n r\u1ea5t quan tr\u1ecdng. H\u00e3y nh\u1edb b\u1eadt t\u00ednh n\u0103ng \u201cKh\u00f3a nh\u00e0 \u0111\u0103ng k\u00fd\u201d (Registrar Lock) \u0111\u1ec3 ng\u0103n ng\u01b0\u1eddi kh\u00e1c chuy\u1ec3n t\u00ean mi\u1ec1n c\u1ee7a b\u1ea1n sang nh\u00e0 \u0111\u0103ng k\u00fd kh\u00e1c m\u00e0 kh\u00f4ng \u0111\u01b0\u1ee3c ph\u00e9p. \u0110\u1ed3ng th\u1eddi, h\u00e3y c\u00e2n nh\u1eafc vi\u1ec7c c\u1ea5u h\u00ecnh DNSSEC \u2013 m\u1ed9t giao th\u1ee9c b\u1ea3o m\u1eadt cung c\u1ea5p ch\u1eef k\u00fd s\u1ed1 cho c\u00e1c y\u00eau c\u1ea7u DNS, gi\u00fap ng\u0103n ch\u1eb7n c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng nh\u01b0 \u0111\u1ea7u \u0111\u1ed9c b\u1ed9 nh\u1edb \u0111\u1ec7m DNS.<\/p>\n\n\n\n

Th\u1ef1c hi\u1ec7n ch\u1ee9c n\u0103ng t\u1ef1 \u0111\u1ed9ng gia h\u1ea1n v\u00e0 \u0111\u0103ng k\u00fd d\u00e0i h\u1ea1n<\/h3>\n\n\n\n

T\u00ean mi\u1ec1n \u0111\u01b0\u1ee3c thu\u00ea theo t\u1eebng n\u0103m; n\u1ebfu qu\u00ean kh\u00f4ng gia h\u1ea1n, t\u00ean mi\u1ec1n c\u00f3 th\u1ec3 h\u1ebft h\u1ea1n v\u00e0 b\u1ecb ng\u01b0\u1eddi kh\u00e1c \u0111\u0103ng k\u00fd tr\u01b0\u1edbc, g\u00e2y ra nh\u1eefng t\u1ed5n th\u1ea5t kh\u00f4ng th\u1ec3 kh\u1eafc ph\u1ee5c. C\u00e1ch an to\u00e0n nh\u1ea5t l\u00e0 b\u1eadt t\u00ednh n\u0103ng \u201cGia h\u1ea1n t\u1ef1 \u0111\u1ed9ng\u201d 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. Ngo\u00e0i ra, vi\u1ec7c \u0111\u0103ng k\u00fd t\u00ean mi\u1ec1n cho nhi\u1ec1u n\u0103m c\u00f9ng m\u1ed9t l\u00fac c\u0169ng gi\u00fap gi\u1ea3m b\u1edbt g\u00e1nh n\u1eb7ng trong qu\u1ea3n l\u00fd v\u00e0 c\u00f3 th\u1ec3 g\u1eedi \u0111\u1ebfn c\u00e1c c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm m\u1ed9t t\u00edn hi\u1ec7u t\u00edch c\u1ef1c v\u1ec1 s\u1ef1 \u1ed5n \u0111\u1ecbnh v\u00e0 t\u00ednh l\u00e2u d\u00e0i c\u1ee7a doanh nghi\u1ec7<\/p>\n\n\n\n

Qu\u1ea3n l\u00fd t\u1eadp trung nhi\u1ec1u t\u00ean mi\u1ec1n<\/h3>\n\n\n\n

N\u1ebfu b\u1ea1n d\u1ef1 \u0111\u1ecbnh s\u1eed d\u1ee5ng nhi\u1ec1u t\u00ean mi\u1ec1n, t\u00f4i khuy\u00ean b\u1ea1n n\u00ean chuy\u1ec3n t\u1ea5t c\u1ea3 ch\u00fang v\u1ec1 m\u1ed9t ho\u1eb7c hai nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 \u0111\u0103ng k\u00fd t\u00ean mi\u1ec1n c\u00f3 uy t\u00edn \u0111\u1ec3 qu\u1ea3n l\u00fd ch\u00fang m\u1ed9t c\u00e1ch t\u1eadp trung. \u0110i\u1ec1u n\u00e0y s\u1ebd gi\u00fap \u0111\u01a1n gi\u1ea3n h\u00f3a qu\u00e1 tr\u00ecnh gia h\u1ea1n, \u0111\u1ed3ng b\u1ed9 h\u00f3a c\u00e1c c\u00e0i \u0111\u1eb7t b\u1ea3o m\u1eadt, v\u00e0 gi\u00fap b\u1ea1n theo d\u00f5i t\u00ecnh tr\u1ea1ng c\u1ee7a t\u1ea5t c\u1ea3 c\u00e1c t\u00ean mi\u1ec1n<\/p>\n\n\n\n

S\u1ef1 k\u1ebft n\u1ed1i gi\u1eefa t\u00ean mi\u1ec1n (domain name) v\u00e0 vi\u1ec7c x\u00e2y d\u1ef1ng trang web (website construction)<\/h2>\n\n\n\n

Sau khi \u0111\u0103ng k\u00fd v\u00e0 qu\u1ea3n l\u00fd t\u00ean mi\u1ec1n m\u1ed9t c\u00e1ch \u0111\u00fang c\u00e1ch, b\u01b0\u1edbc ti\u1ebfp theo l\u00e0 k\u1ebft n\u1ed1i n\u00f3 v\u1edbi trang web ho\u1eb7c d\u1ef1 \u00e1n tr\u1ef1c tuy\u1ebfn c\u1ee7a b\u1ea1n.<\/p>\n\n\n\n

K\u1ebft n\u1ed1i t\u00ean mi\u1ec1n v\u1edbi d\u1ecbch v\u1ee5 l\u01b0u tr\u1eef trang web<\/h3>\n\n\n\n

Nh\u01b0 \u0111\u00e3 \u0111\u1ec1 c\u1eadp tr\u01b0\u1edbc \u0111\u00f3, \u0111i\u1ec1u n\u00e0y ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n b\u1eb1ng c\u00e1ch thay \u0111\u1ed5i c\u00e0i \u0111\u1eb7t DNS. Sau khi thay \u0111\u1ed5i c\u00e1c b\u1ea3n ghi DNS, h\u1ec7 th\u1ed1ng DNS to\u00e0n c\u1ea7u c\u1ea7n m\u1ed9t kho\u1ea3ng th\u1eddi gian nh\u1ea5t \u0111\u1ecbnh (th\u01b0\u1eddng l\u00e0 24\u201348 gi\u1edd) \u0111\u1ec3 c\u1eadp nh\u1eadt ho\u00e0n to\u00e0n; qu\u00e1 tr\u00ecnh n\u00e0y \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 \u201ctruy\u1ec1n b\u00e1 DNS\u201d (DNS propagation). Trong th\u1eddi gian n\u00e0y, m\u1ed9t s\u1ed1 ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 truy c\u1eadp v\u00e0o \u0111\u1ecba ch\u1ec9 c\u0169, trong khi nh\u1eefng ng\u01b0\u1eddi kh\u00e1c truy c\u1eadp v\u00e0o \u0111\u1ecba ch\u1ec9 m\u1edbi; \u0111\u00e2y l\u00e0 hi\u1ec7n t\u01b0\u1ee3ng b\u00ecnh th\u01b0\u1eddng.<\/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

T\u1ea1o m\u1ed9t \u0111\u1ecba ch\u1ec9 email th\u01b0\u01a1ng hi\u1ec7u chuy\u00ean nghi\u1ec7p<\/h3>\n\n\n\n

Vi\u1ec7c s\u1eed d\u1ee5ng t\u00ean mi\u1ec1n c\u1ee7a ri\u00eang m\u00ecnh \u0111\u1ec3 t\u1ea1o email c\u00e1 nh\u00e2n h\u00f3a s\u1ebd gi\u00fap n\u00e2ng cao \u0111\u00e1ng k\u1ec3 h\u00ecnh \u1ea3nh chuy\u00ean nghi\u1ec7p c\u1ee7a b\u1ea1n. V\u00ed d\u1ee5, h\u00e3y s\u1eed d\u1ee5ng \u201ccontact@yourdomain.com\u201d thay v\u00ec \u201cyourbusiness@gmail.com\u201d. H\u1ea7u h\u1ebft c\u00e1c nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 l\u01b0u tr\u1eef web ho\u1eb7c \u0111\u01a1n v\u1ecb \u0111\u0103ng k\u00fd t\u00ean mi\u1ec1n \u0111\u1ec1u cung c\u1ea5p d\u1ecbch v\u1ee5 email doanh nghi\u1ec7p; b\u1ea1n c\u0169ng c\u00f3 th\u1ec3 l\u1ef1a ch\u1ecdn c\u00e1c gi\u1ea3i ph\u00e1p chuy\u00ean nghi\u1ec7p nh\u01b0 Google Workspace ho\u1eb7c Microsoft 365.<\/p>\n\n\n\n

L\u1eadp k\u1ebf ho\u1ea1ch s\u1eed d\u1ee5ng c\u00e1c t\u00ean mi\u1ec1n con<\/h3>\n\n\n\n

Subdomain l\u00e0 m\u1ed9t ph\u1ea7n ti\u1ec1n t\u1ed1 \u0111\u1ee9ng tr\u01b0\u1edbc t\u00ean mi\u1ec1n ch\u00ednh, v\u00ed d\u1ee5 nh\u01b0 \u201cblog.yourdomain.com\u201d ho\u1eb7c \u201cshop.yourdomain.com\u201d. Ch\u00fang \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 ph\u00e2n chia c\u00e1c ph\u1ea7n ch\u1ee9c n\u0103ng kh\u00e1c nhau c\u1ee7a trang web. Trong c\u1ea5u h\u00ecnh DNS, subdomain th\u01b0\u1eddng \u0111\u01b0\u1ee3c t\u1ea1o b\u1eb1ng c\u00e1ch th\u00eam b\u1ea3n ghi CNAME v\u00e0 ch\u1ec9 \u0111\u1ecbnh ch\u00fang \u0111\u1ebfn m\u1ed9t m\u00e1y ch\u1ee7 ho\u1eb7c d\u1ecbch v\u1ee5 c\u1ee5 th\u1ec3.<\/p>\n\n\n\n

Xem x\u00e9t chi\u1ebfn l\u01b0\u1ee3c d\u00e0i h\u1ea1n cho t\u00ean mi\u1ec1n (domain name)<\/h3>\n\n\n\n

Khi doanh nghi\u1ec7p ph\u00e1t tri\u1ec3n, b\u1ea1n c\u00f3 th\u1ec3 c\u1ea7n \u0111\u0103ng k\u00fd c\u00e1c t\u00ean mi\u1ec1n li\u00ean quan \u0111\u1ec3 b\u1ea3o v\u1ec7 th\u01b0\u01a1ng hi\u1ec7u c\u1ee7a m\u00ecnh \u2013 ch\u1eb3ng h\u1ea1n nh\u01b0 c\u00e1c t\u00ean mi\u1ec1n ch\u1ee9a l\u1ed7i ch\u00ednh t\u1ea3 ph\u1ed5 bi\u1ebfn, ho\u1eb7c c\u00e1c phi\u00ean b\u1ea3n t\u00ean mi\u1ec1n c\u1ea5p cao (top-level domains) kh\u00e1c. \u0110i\u1ec1u n\u00e0y gi\u00fap ng\u0103n ch\u1eb7n \u0111\u1ed1i th\u1ee7 c\u1ea1nh tranh s\u1eed d\u1ee5ng nh\u1eefng t\u00ean mi\u1ec1n t\u01b0\u01a1ng t\u1ef1 \u0111\u1ec3 chuy\u1ec3n h\u01b0\u1edbng l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp c\u1ee7a kh\u00e1ch h\u00e0ng sang trang web c\u1ee7a h\u1ecd, ho\u1eb7c th\u1ef1c hi\u1ec7n c\u00e1c<\/p>\n\n\n\n

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

Vi\u1ec7c ch\u1ecdn l\u1ef1a, \u0111\u0103ng k\u00fd v\u00e0 qu\u1ea3n l\u00fd t\u00ean mi\u1ec1n \u0111\u1ea7u ti\u00ean l\u00e0 m\u1ed9t qu\u00e1 tr\u00ecnh c\u00f3 h\u1ec7 th\u1ed1ng, kh\u00f4ng h\u1ec1 \u0111\u01a1n gi\u1ea3n ch\u1ec9 l\u00e0 mua m\u1ed9t \u0111\u1ecba ch\u1ec9 web. T\u1eeb vi\u1ec7c ch\u1ecdn m\u1ed9t t\u00ean mi\u1ec1n ng\u1eafn g\u1ecdn, d\u1ec5 nh\u1edb v\u00e0 mang gi\u00e1 tr\u1ecb th\u01b0\u01a1ng hi\u1ec7u, \u0111\u1ebfn vi\u1ec7c ho\u00e0n t\u1ea5t th\u1ee7 t\u1ee5c \u0111\u0103ng k\u00fd th\u00f4ng qua nh\u00e0 \u0111\u0103ng k\u00fd \u0111\u00e1ng tin c\u1eady v\u00e0 k\u00edch ho\u1ea1t ch\u1ee9c n\u0103ng b\u1ea3o v\u1ec7 quy\u1ec1n ri\u00eang t\u01b0, r\u1ed3i \u0111\u1ebfn vi\u1ec7c qu\u1ea3n l\u00fd chi ti\u1ebft c\u00e1c thi\u1ebft l\u1eadp DNS, c\u00e0i \u0111\u1eb7t b\u1ea3o m\u1eadt v\u00e0 chi\u1ebfn l\u01b0\u1ee3c gia h\u1ea1n, m\u1ed7i b\u01b0\u1edbc \u0111\u1ec1u \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn s\u1ef1 \u1ed5n \u0111\u1ecbnh v\u00e0 b\u1ea3o m\u1eadt l\u00e2u d\u00e0i c\u1ee7a t\u00e0i s\u1ea3n tr\u1ef1c tuy\u1ebfn c\u1ee7a b\u1ea1n.<\/p>\n\n\n\n

Qu\u1ea3n l\u00fd t\u00ean mi\u1ec1n m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3 l\u00e0 m\u1ed9t tr\u00e1ch nhi\u1ec7m l\u00e2u d\u00e0i v\u00e0 c\u0169ng l\u00e0 n\u1ec1n t\u1ea3ng v\u1eefng ch\u1eafc cho doanh nghi\u1ec7p s\u1ed1 c\u1ee7a b\u1ea1n. D\u00e0nh th\u1eddi gian \u0111\u1ec3 h\u1ecdc h\u1ecfi v\u00e0 th\u1ef1c h\u00e0nh c\u00e1c b\u01b0\u1edbc c\u1ea7n thi\u1ebft s\u1ebd m\u1edf \u0111\u01b0\u1eddng cho s\u1ef1 th\u00e0nh c\u00f4ng tr\u00ean m\u1ea1ng trong t\u01b0\u01a1ng lai, \u0111\u1ed3ng th\u1eddi gi\u00fap th\u01b0\u01a1ng hi\u1ec7u c\u1ee7a b\u1ea1n c\u00f3 \u0111\u01b0\u1ee3c m\u1ed9t v\u1ecb tr\u00ed r\u00f5 r\u00e0ng, chuy\u00ean nghi\u1ec7p v\u00e0 v\u1eefng ch\u1eafc trong th\u1ebf gi\u1edbi bao la c\u1ee7a Internet.<\/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, t\u00f4i c\u00f3 s\u1edf h\u1eefu n\u00f3 v\u0129nh vi\u1ec5n kh\u00f4ng?<\/h3>\n\n\n\n

Kh\u00f4ng ph\u1ea3i v\u1eady. Vi\u1ec7c \u0111\u0103ng k\u00fd t\u00ean mi\u1ec1n v\u1ec1 b\u1ea3n ch\u1ea5t l\u00e0 h\u00e0nh \u0111\u1ed9ng \u201ccho thu\u00ea\u201d; b\u1ea1n ch\u1ec9 nh\u1eadn \u0111\u01b0\u1ee3c quy\u1ec1n s\u1eed d\u1ee5ng \u0111\u1ed9c quy\u1ec1n t\u00ean mi\u1ec1n \u0111\u00f3 trong m\u1ed9t kho\u1ea3ng th\u1eddi gian nh\u1ea5t \u0111\u1ecbnh (th\u01b0\u1eddng l\u00e0 m\u1ed9t n\u0103m ho\u1eb7c nhi\u1ec1u n\u0103m). B\u1ea1n c\u1ea7n ph\u1ea3i gia h\u1ea1n \u0111\u1ecbnh k\u1ef3 \u0111\u1ec3 duy tr\u00ec quy\u1ec1n s\u1edf h\u1eefu t\u00ean mi\u1ec1n \u0111\u00f3. N\u1ebfu b\u1ea1n qu\u00ean kh\u00f4ng gia h\u1ea1n, t\u00ean mi\u1ec1n s\u1ebd h\u1ebft h\u1ea1n v\u00e0 cu\u1ed1i c\u00f9ng s\u1ebd \u0111\u01b0\u1ee3c \u0111\u01b0a tr\u1edf l\u1ea1i th\u1ecb tr\u01b0\u1eddng c\u00f4ng c\u1ed9ng \u0111\u1ec3 ng\u01b0\u1eddi kh\u00e1c c\u00f3 th\u1ec3 \u0111\u0103ng k\u00fd l\u1ea1i.<\/p>\n\n\n\n

N\u1ebfu t\u00ean mi\u1ec1n .com m\u00e0 t\u00f4i mu\u1ed1n s\u1eed d\u1ee5ng \u0111\u00e3 b\u1ecb \u0111\u0103ng k\u00fd, t\u00f4i n\u00ean l\u00e0m g\u00ec?<\/h3>\n\n\n\n

B\u1ea1n c\u00f3 th\u1ec3 th\u1eed li\u00ean h\u1ec7 v\u1edbi ch\u1ee7 s\u1edf h\u1eefu hi\u1ec7n t\u1ea1i \u0111\u1ec3 h\u1ecfi xem h\u1ecd c\u00f3 \u00fd \u0111\u1ecbnh b\u00e1n t\u00ean mi\u1ec1n \u0111\u00f3 kh\u00f4ng, nh\u01b0ng gi\u00e1 c\u1ea3 th\u01b0\u1eddng kh\u00e1 cao. M\u1ed9t c\u00e1ch th\u1ef1c t\u1ebf h\u01a1n l\u00e0: th\u1eed t\u00ecm c\u00e1c t\u00ean mi\u1ec1n c\u1ea5p cao (top-level domains \u2013 TLD) kh\u00e1c c\u00f3 \u00fd ngh\u0129a; t\u1ea1o ra t\u00ean m\u1edbi b\u1eb1ng c\u00e1ch th\u00eam ti\u1ec1n t\u1ed1 ho\u1eb7c h\u1eadu t\u1ed1 v\u00e0o t\u00ean g\u1ed1c; ho\u1eb7c s\u1eed d\u1ee5ng nh\u1eefng t\u00ean th\u01b0\u01a1ng hi\u1ec7u kh\u00e1c bi\u1ec7t, s\u00e1ng t\u1ea1o h\u01a1n. Tr\u01b0\u1edbc khi \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh, h\u00e3y \u0111\u1ea3m b\u1ea3o r\u1eb1ng t\u00ean m\u1edbi kh\u00f4ng tr\u00f9ng v\u1edbi b\u1ea5t k\u1ef3 nh\u00e3n hi\u1ec7u n\u00e0<\/p>\n\n\n\n

Li\u1ec7u vi\u1ec7c b\u1ea3o v\u1ec7 quy\u1ec1n ri\u00eang t\u01b0 th\u00f4ng tin WHOIS c\u00f3 c\u1ea7n thi\u1ebft 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, vi\u1ec7c s\u1eed d\u1ee5ng d\u1ecbch v\u1ee5 n\u00e0y l\u00e0 r\u1ea5t c\u1ea7n thi\u1ebft. N\u00f3 gi\u00fap b\u1ea3o v\u1ec7 th\u00f4ng tin li\u00ean l\u1ea1c c\u00e1 nh\u00e2n c\u1ee7a b\u1ea1n kh\u1ecfi b\u1ecb c\u00f4ng khai trong c\u01a1 s\u1edf d\u1eef li\u1ec7u Whois, t\u1eeb \u0111\u00f3 gi\u1ea3m \u0111\u00e1ng k\u1ec3 nguy c\u01a1 nh\u1eadn th\u01b0 r\u00e1c, cu\u1ed9c g\u1ecdi l\u1eeba \u0111\u1ea3o v\u00e0 vi\u1ec7c b\u1ecb \u0111\u00e1nh c\u1eafp danh t\u00ednh. M\u1eb7c d\u00f9 c\u1ea7n ph\u1ea3i tr\u1ea3 th\u00eam ph\u00ed, nh\u01b0ng so v\u1edbi nh\u1eefng r\u1ee7i ro v\u1ec1 quy\u1ec1n ri\u00eang t\u01b0 v\u00e0 an ninh m\u00e0 n\u00f3 mang l\u1ea1i, \u0111\u00e2y th\u1ef1c s\u1ef1 l\u00e0 m\u1ed9t kho\u1ea3n \u0111\u1ea7u t\u01b0 c\u00f3 gi\u00e1 tr\u1ecb r\u1ea5t cao.<\/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

V\u00e2ng, qu\u00e1 tr\u00ecnh n\u00e0y \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 \u201cchuy\u1ec3n nh\u01b0\u1ee3ng t\u00ean mi\u1ec1n\u201d. Th\u00f4ng th\u01b0\u1eddng, t\u00ean mi\u1ec1n c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c chuy\u1ec3n nh\u01b0\u1ee3ng sau khi \u0111\u00e3 \u0111\u0103ng k\u00fd \u0111\u01b0\u1ee3c 60 ng\u00e0y v\u00e0 kh\u00f4ng \u0111ang \u1edf trong tr\u1ea1ng th\u00e1i s\u1eafp h\u1ebft h\u1ea1n ho\u1eb7c b\u1ecb kh\u00f3a. Tr\u01b0\u1edbc khi th\u1ef1c hi\u1ec7n vi\u1ec7c chuy\u1ec3n nh\u01b0\u1ee3ng, b\u1ea1n c\u1ea7n l\u1ea5y \u201cm\u00e3 x\u00e1c th\u1ef1c\u201d t\u1eeb nh\u00e0 \u0111\u0103ng k\u00fd hi\u1ec7n t\u1ea1i, sau \u0111\u00f3 ti\u1ebfn h\u00e0nh th\u1ee7 t\u1ee5c chuy\u1ec3n nh\u01b0\u1ee3ng t\u1ea1i nh\u00e0 \u0111\u0103ng k\u00fd m\u1edbi. Vi\u1ec7c chuy\u1ec3n nh\u01b0\u1ee3ng th\u01b0\u1eddng s\u1ebd k\u00e9o d\u00e0i th\u1eddi h\u1ea1n \u0111\u0103ng k\u00fd c\u1ee7a t\u00ean mi\u1ec1n th\u00eam m\u1ed9t n\u0103m.<\/p>\n\n\n\n

Sau khi thay \u0111\u1ed5i DNS, ph\u1ea3i l\u00e0m sao n\u1ebfu trang web kh\u00f4ng th\u1ec3 truy c\u1eadp ngay l\u1eadp t\u1ee9c?<\/h3>\n\n\n\n

Vi\u1ec7c thay \u0111\u1ed5i th\u00f4ng tin DNS ph\u1ea3i m\u1ea5t th\u1eddi gian \u0111\u1ec3 c\u00f3 hi\u1ec7u l\u1ef1c tr\u00ean to\u00e0n c\u1ea7u; qu\u00e1 tr\u00ecnh n\u00e0y \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 \u201cDNS propagation\u201d v\u00e0 th\u01b0\u1eddng m\u1ea5t t\u1eeb 24 \u0111\u1ebfn 48 gi\u1edd. Trong th\u1eddi gian n\u00e0y, tr\u1ea3i nghi\u1ec7m truy c\u1eadp website c\u00f3 th\u1ec3 kh\u00e1c nhau t\u00f9y theo khu v\u1ef1c. Vui l\u00f2ng ki\u00ean nh\u1eabn ch\u1edd \u0111\u1ee3i cho \u0111\u1ebfn khi qu\u00e1 tr\u00ecnh truy\u1ec1n th\u00f4ng tin DNS ho\u00e0n t\u1ea5t. N\u1ebfu sau 48 gi\u1edd v\u1eabn kh\u00f4ng th\u1ec3 truy c\u1eadp \u0111\u01b0\u1ee3c, h\u00e3y ki\u1ec3m tra xem th\u00f4ng tin DNS c\u1ee7a b\u1ea1n c\u00f3 \u0111\u01b0\u1ee3c nh\u1eadp \u0111\u00fang kh\u00f4ng, v\u00e0 li\u00ean h\u1ec7 v\u1edbi nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 l\u01b0u tr\u1eef ho\u1eb7c nh\u00e0 \u0111\u0103ng k\u00fd t\u00ean mi\u1ec1n \u0111\u1ec3 y\u00eau c\u1ea7u h\u1ed7 tr\u1ee3 k\u1ef9 thu\u1eadt.<\/p>","protected":false},"excerpt":{"rendered":"

B\u00e0i vi\u1ebft n\u00e0y tr\u00ecnh b\u00e0y m\u1ed9t c\u00e1ch h\u1ec7 th\u1ed1ng to\u00e0n b\u1ed9 quy tr\u00ecnh l\u1ef1a ch\u1ecdn, \u0111\u0103ng k\u00fd v\u00e0 qu\u1ea3n l\u00fd t\u00ean mi\u1ec1n khi l\u1ea7n \u0111\u1ea7u ti\u00ean x\u00e2y d\u1ef1ng m\u1ed9t trang web. N\u1ed9i dung bao g\u1ed3m c\u00e1c chi\u1ebfn l\u01b0\u1ee3c \u0111\u1ec3 ch\u1ecdn m\u1ed9t t\u00ean mi\u1ec1n ng\u1eafn g\u1ecdn, d\u1ec5 nh\u1edb; c\u00e1c b\u01b0\u1edbc th\u1ef1c hi\u1ec7n \u0111\u0103ng k\u00fd th\u00f4ng qua nh\u00e0 \u0111\u0103ng k\u00fd \u0111\u00e1ng tin c\u1eady; c\u0169ng nh\u01b0 c\u00e1c nhi\u1ec7m v\u1ee5 qu\u1ea3n l\u00fd l\u00e2u d\u00e0i nh\u01b0 c\u1ea5u h\u00ecnh ph\u00e2n gi\u1ea3i t\u00ean mi\u1ec1n, k\u00edch ho\u1ea1t c\u00e1c t\u00ednh n\u0103ng b\u1ea3o m\u1eadt v\u00e0 t\u1ef1 \u0111\u1ed9ng gia h\u1ea1n. M\u1ee5c \u0111\u00edch c\u1ee7a b\u00e0i vi\u1ebft l\u00e0 gi\u00fap ng\u01b0\u1eddi \u0111\u1ecdc x\u00e2y d\u1ef1ng n\u1ec1n t\u1ea3ng v\u1eefng ch\u1eafc cho danh t\u00ednh 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-12374373","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,\u65b0\u624b\u5efa\u7ad9,\u5982\u4f55\u6ce8\u518c\u57df\u540d,\u7b2c\u4e00\u4e2a\u57df\u540d\u6307\u5357,\u57df\u540d\u5b89\u5168\u8bbe\u7f6e,\u57df\u540d\u6ce8\u518c\u5546"},"_links":{"self":[{"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/knowledge_posts\/12374373","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\/12374373\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/media?parent=12374373"}],"wp:term":[{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/tags?post=12374373"},{"taxonomy":"knowledge_category","embeddable":true,"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/knowledge_category?post=12374373"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}