{"id":11636,"date":"2024-10-11T08:31:18","date_gmt":"2024-10-11T01:31:18","guid":{"rendered":"https:\/\/cloud.z.com\/vn\/?p=11636"},"modified":"2024-09-17T08:32:31","modified_gmt":"2024-09-17T01:32:31","slug":"cname-la-gi-acname-la-gi-khi-nao-nen-su-dung-loai-nao","status":"publish","type":"post","link":"https:\/\/cloud.z.com\/vn\/news\/cname-la-gi-acname-la-gi-khi-nao-nen-su-dung-loai-nao\/","title":{"rendered":"CNAME l\u00e0 g\u00ec? ACNAME l\u00e0 g\u00ec? Khi n\u00e0o n\u00ean s\u1eed d\u1ee5ng lo\u1ea1i n\u00e0o?"},"content":{"rendered":"<p>CNAME (Canonical Name) v\u00e0 ACNAME l\u00e0 hai lo\u1ea1i b\u1ea3n ghi DNS c\u00f3 ch\u1ee9c n\u0103ng quan tr\u1ecdng trong vi\u1ec7c \u0111\u1ecbnh tuy\u1ebfn t\u00ean mi\u1ec1n. C\u1ea3 hai \u0111\u1ec1u li\u00ean quan \u0111\u1ebfn c\u00e1ch tr\u1ecf m\u1ed9t t\u00ean mi\u1ec1n ph\u1ee5 t\u1edbi t\u00ean mi\u1ec1n ch\u00ednh nh\u01b0ng c\u00f3 s\u1ef1 kh\u00e1c bi\u1ec7t v\u1ec1 ch\u1ee9c n\u0103ng v\u00e0 s\u1eed d\u1ee5ng. Xem ngay b\u00e0i vi\u1ebft \u0111\u1ec3 hi\u1ec3u r\u00f5 s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa CNAME v\u00e0 ACNAME <a href=\"https:\/\/cloud.z.com\/vn\/\">Z.com<\/a> nh\u00e9.<\/p>\n<div class=\"tg_wrap_cbsv tg_wrap_cbsv_blue\" style=\"margin: 20px 0px; border-radius: 4px; border: 2px solid #0066b2;\"><cite style=\"margin: 0px; background-color: #0066b2; color: #fff; border-top-left-radius: 2px; border-top-right-radius: 2px; font-size: 19px; padding: 12px 20px; font-weight: bold; display: block; font-style: normal;\">B\u1ea1n \u0111ang mu\u1ed1n x\u00e2y d\u1ef1ng m\u1ed9t trang web c\u1ee7a ri\u00eang m\u00ecnh<\/cite><\/p>\n<div class=\"textwidget\" style=\"padding: 20px; background: #70c2e280;\">\u0110\u0103ng k\u00fd ngay t\u00ean mi\u1ec1n th\u01b0\u01a1ng hi\u1ec7u t\u1ea1i Tenten.vn ch\u1ec9 v\u1edbi 2 c\u00fa click chu\u1ed9t: <strong>Ki\u1ec3m tra s\u1ef1 t\u1ed3n t\u1ea1i c\u1ee7a t\u00ean mi\u1ec1n: Nh\u1eadp t\u00ean mi\u1ec1n v\u00e0 nh\u1ea5n \"ki\u1ec3m tra\".<\/strong> <span style=\"color: #ffff00;\"><a class=\"btn_combi_sv\" style=\"font-weight: bold; color: #ffff00; padding: 8px 26px 8px 26px; font-size: 20px; line-height: 30px; border-radius: 56px; text-shadow: none; background: #0066b2; display: table; margin: 0px auto;\" href=\"https:\/\/tenten.vn\/vi\/bang-gia-ten-mien?code=knjcpEfWoTSzUNMw&amp;idCampaign=3080\">B\u1ea2NG GI\u00c1 T\u00caN MI\u1ec0N M\u1edaI NH\u1ea4T<\/a><\/span><\/p>\n<ul>\n<li><a href=\"https:\/\/bit.ly\/3QYbaqa\">V\u00e0o nh\u00f3m Zalo nh\u1eadn \u01b0u \u0111\u00e3i t\u00ean mi\u1ec1n t\u1ea1i \u0111\u00e2y<\/a><\/li>\n<li>Hotline: (024) 71 089 999<\/li>\n<li>Email: info@tenten.vn<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<h2><strong>CNAME l\u00e0 g\u00ec?<\/strong><\/h2>\n<p>CNAME (Canonical Name) l\u00e0 m\u1ed9t lo\u1ea1i b\u1ea3n ghi DNS (Domain Name System) d\u00f9ng \u0111\u1ec3 tr\u1ecf m\u1ed9t t\u00ean mi\u1ec1n (domain) \u0111\u1ebfn m\u1ed9t t\u00ean mi\u1ec1n kh\u00e1c. N\u00f3 \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 \"Canonical Name\" v\u00ec n\u00f3 cho ph\u00e9p nhi\u1ec1u t\u00ean mi\u1ec1n ph\u1ee5 kh\u00e1c nhau c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c tr\u1ecf \u0111\u1ebfn c\u00f9ng m\u1ed9t \u0111\u1ecba ch\u1ec9 IP hay t\u00ean mi\u1ec1n ch\u00ednh m\u00e0 kh\u00f4ng c\u1ea7n ch\u1ec9 \u0111\u1ecbnh nhi\u1ec1u b\u1ea3n ghi A kh\u00e1c nhau. V\u00ed d\u1ee5, b\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng CNAME \u0111\u1ec3 tr\u1ecf t\u00ean mi\u1ec1n mail.example.com \u0111\u1ebfn www.example.com thay v\u00ec ph\u1ea3i t\u1ea1o b\u1ea3n ghi A ri\u00eang bi\u1ec7t.<\/p>\n<p>Khi s\u1eed d\u1ee5ng nhi\u1ec1u t\u00ean mi\u1ec1n ph\u1ee5 kh\u00e1c nhau cho m\u1ed9t trang web ho\u1eb7c d\u1ecbch v\u1ee5, vi\u1ec7c duy tr\u00ec v\u00e0 qu\u1ea3n l\u00fd nhi\u1ec1u b\u1ea3n ghi A c\u00f3 th\u1ec3 ph\u1ee9c t\u1ea1p v\u00e0 d\u1ec5 d\u1eabn \u0111\u1ebfn sai s\u00f3t. CNAME gi\u00fap \u0111\u01a1n gi\u1ea3n h\u00f3a qu\u00e1 tr\u00ecnh n\u00e0y b\u1eb1ng c\u00e1ch t\u1ea1o ra c\u00e1c b\u1ea3n ghi ph\u1ee5 thu\u1ed9c, t\u1ee9c l\u00e0 khi b\u1ea1n thay \u0111\u1ed5i b\u1ea3n ghi A c\u1ee7a t\u00ean mi\u1ec1n ch\u00ednh, t\u1ea5t c\u1ea3 c\u00e1c t\u00ean mi\u1ec1n ph\u1ee5 tr\u1ecf t\u1edbi n\u00f3 c\u0169ng \u0111\u01b0\u1ee3c c\u1eadp nh\u1eadt t\u1ef1 \u0111\u1ed9ng.<\/p>\n<h3><strong>\u01afu \u0111i\u1ec3m c\u1ee7a CNAME<\/strong><\/h3>\n<ul>\n<li>D\u1ec5 qu\u1ea3n l\u00fd: B\u1ea1n ch\u1ec9 c\u1ea7n thay \u0111\u1ed5i b\u1ea3n ghi A c\u1ee7a t\u00ean mi\u1ec1n ch\u00ednh m\u00e0 kh\u00f4ng c\u1ea7n ph\u1ea3i \u0111i\u1ec1u ch\u1ec9nh c\u00e1c t\u00ean mi\u1ec1n ph\u1ee5 tr\u1ecf \u0111\u1ebfn n\u00f3.<\/li>\n<li>Ti\u1ebft ki\u1ec7m th\u1eddi gian: Gi\u1ea3m thi\u1ec3u kh\u1ed1i l\u01b0\u1ee3ng c\u00f4ng vi\u1ec7c khi ph\u1ea3i qu\u1ea3n l\u00fd nhi\u1ec1u t\u00ean mi\u1ec1n ph\u1ee5.<\/li>\n<li>\u0110\u1ea3m b\u1ea3o t\u00ednh \u0111\u1ed3ng nh\u1ea5t: C\u00e1c t\u00ean mi\u1ec1n ph\u1ee5 lu\u00f4n tr\u1ecf ch\u00ednh x\u00e1c \u0111\u1ebfn t\u00ean mi\u1ec1n ch\u00ednh m\u00e0 kh\u00f4ng c\u1ea7n nhi\u1ec1u c\u1ea5u h\u00ecnh ph\u1ee9c t\u1ea1p.<\/li>\n<\/ul>\n<div id=\"attachment_25041\" style=\"width: 1210px\" class=\"wp-caption aligncenter\"><img aria-describedby=\"caption-attachment-25041\" loading=\"lazy\" class=\"wp-image-25041\" src=\"https:\/\/www.hostify.vn\/blog\/wp-content\/uploads\/2024\/09\/word-image-25039-2.jpeg\" alt=\"CNAME l\u00e0 g\u00ec\" width=\"1200\" height=\"808\" \/><p id=\"caption-attachment-25041\" class=\"wp-caption-text\">CNAME l\u00e0 g\u00ec<\/p><\/div>\n<h2><strong>H\u01b0\u1edbng d\u1eabn c\u1ea5u h\u00ecnh CNAME<\/strong><\/h2>\n<p>Khi b\u1ea1n mu\u1ed1n tr\u1ecf m\u1ed9t subdomain \u0111\u1ebfn m\u1ed9t t\u00ean mi\u1ec1n kh\u00e1c, c\u1ea5u h\u00ecnh CNAME (Canonical Name) l\u00e0 m\u1ed9t l\u1ef1a ch\u1ecdn ph\u1ed5 bi\u1ebfn. CNAME \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 t\u1ea1o b\u00ed danh cho m\u1ed9t t\u00ean mi\u1ec1n ph\u1ee5 (subdomain), gi\u00fap n\u00f3 chia s\u1ebb c\u00f9ng \u0111\u1ecba ch\u1ec9 IP ho\u1eb7c t\u00e0i nguy\u00ean v\u1edbi t\u00ean mi\u1ec1n m\u00e0 n\u00f3 tr\u1ecf \u0111\u1ebfn.<\/p>\n<h3><strong>V\u00ed d\u1ee5 c\u1ea5u h\u00ecnh CNAME Record cho subdomain<\/strong><\/h3>\n<p>Gi\u1ea3 s\u1eed b\u1ea1n c\u00f3 subdomain domain.tenten.vn v\u00e0 mu\u1ed1n tr\u1ecf n\u00f3 \u0111\u1ebfn t\u00ean mi\u1ec1n ch\u00ednh www.tenten.vn. Trong tr\u01b0\u1eddng h\u1ee3p n\u00e0y, b\u1ea1n s\u1ebd c\u1ea5u h\u00ecnh m\u1ed9t b\u1ea3n ghi CNAME nh\u01b0 sau:<\/p>\n<ol>\n<li>T\u00ean subdomain: domain<\/li>\n<li>Lo\u1ea1i b\u1ea3n ghi: CNAME<\/li>\n<li>Tr\u1ecf \u0111\u1ebfn: www.tenten.vn<\/li>\n<\/ol>\n<p>C\u1ea5u h\u00ecnh n\u00e0y s\u1ebd t\u1ea1o ra m\u1ed9t li\u00ean k\u1ebft gi\u1eefa domain.tenten.vn v\u00e0 www.tenten.vn, c\u00f3 ngh\u0129a l\u00e0 khi ng\u01b0\u1eddi d\u00f9ng truy c\u1eadp domain.tenten.vn, h\u1ecd s\u1ebd \u0111\u01b0\u1ee3c tr\u1ecf \u0111\u1ebfn \u0111\u1ecba ch\u1ec9 IP c\u1ee7a www.tenten.vn. \u0110i\u1ec1u n\u00e0y gi\u00fap subdomain domain.tenten.vn chia s\u1ebb chung \u0111\u1ecba ch\u1ec9 IP v\u00e0 c\u00e1c t\u00e0i nguy\u00ean (nh\u01b0 website ho\u1eb7c d\u1ecbch v\u1ee5) v\u1edbi www.tenten.vn.<\/p>\n<p>C\u1ee5 th\u1ec3, trong h\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd DNS, b\u1ea1n s\u1ebd c\u1ea5u h\u00ecnh CNAME nh\u01b0 sau:<\/p>\n<p>plaintext<\/p>\n<p>Sao ch\u00e9p m\u00e3<\/p>\n<p>ftp IN CNAME www.tenten.vn.<\/p>\n<h3><strong>C\u00e1ch th\u1ee9c ho\u1ea1t \u0111\u1ed9ng c\u1ee7a CNAME<\/strong><\/h3>\n<p>B\u1ea3n ghi CNAME t\u1ea1o m\u1ed9t li\u00ean k\u1ebft t\u00ean mi\u1ec1n (alias) gi\u1eefa hai t\u00ean mi\u1ec1n, trong \u0111\u00f3 t\u00ean mi\u1ec1n ph\u1ee5 (subdomain) s\u1ebd tr\u1edf th\u00e0nh m\u1ed9t \"b\u00ed danh\" c\u1ee7a t\u00ean mi\u1ec1n ch\u00ednh m\u00e0 n\u00f3 tr\u1ecf \u0111\u1ebfn. \u0110i\u1ec1u n\u00e0y c\u00f3 ngh\u0129a l\u00e0:<\/p>\n<ul>\n<li>domain.tenten.vn s\u1ebd kh\u00f4ng c\u00f3 \u0111\u1ecba ch\u1ec9 IP ri\u00eang m\u00e0 s\u1ebd d\u00f9ng chung \u0111\u1ecba ch\u1ec9 IP v\u1edbi www.tenten.vn.<\/li>\n<li>M\u1ecdi y\u00eau c\u1ea7u truy c\u1eadp v\u00e0o domain.tenten.vn s\u1ebd \u0111\u01b0\u1ee3c t\u1ef1 \u0111\u1ed9ng chuy\u1ec3n h\u01b0\u1edbng \u0111\u1ebfn www.tenten.vn, nh\u01b0ng ng\u01b0\u1eddi d\u00f9ng s\u1ebd v\u1eabn th\u1ea5y domain.tenten.vn trong thanh \u0111\u1ecba ch\u1ec9 c\u1ee7a tr\u00ecnh duy\u1ec7t.<\/li>\n<\/ul>\n<div class=\"tg_wrap_cbsv tg_wrap_cbsv_blue\" style=\"margin: 20px 0px; border-radius: 4px; border: 2px solid #0066b2;\"><cite style=\"margin: 0px; background-color: #0066b2; color: #fff; border-top-left-radius: 2px; border-top-right-radius: 2px; font-size: 19px; padding: 12px 20px; font-weight: bold; display: block; font-style: normal;\">B\u1ea1n \u0111ang mu\u1ed1n x\u00e2y d\u1ef1ng m\u1ed9t trang web c\u1ee7a ri\u00eang m\u00ecnh<\/cite><\/p>\n<div class=\"textwidget\" style=\"padding: 20px; background: #70c2e280;\">\u0110\u0103ng k\u00fd ngay t\u00ean mi\u1ec1n th\u01b0\u01a1ng hi\u1ec7u t\u1ea1i Tenten.vn ch\u1ec9 v\u1edbi 2 c\u00fa click chu\u1ed9t: <strong>Ki\u1ec3m tra s\u1ef1 t\u1ed3n t\u1ea1i c\u1ee7a t\u00ean mi\u1ec1n: Nh\u1eadp t\u00ean mi\u1ec1n v\u00e0 nh\u1ea5n \"ki\u1ec3m tra\".<\/strong> <span style=\"color: #ffff00;\"><a class=\"btn_combi_sv\" style=\"font-weight: bold; color: #ffff00; padding: 8px 26px 8px 26px; font-size: 20px; line-height: 30px; border-radius: 56px; text-shadow: none; background: #0066b2; display: table; margin: 0px auto;\" href=\"https:\/\/tenten.vn\/vi\/bang-gia-ten-mien?code=knjcpEfWoTSzUNMw&amp;idCampaign=3080\">B\u1ea2NG GI\u00c1 T\u00caN MI\u1ec0N M\u1edaI NH\u1ea4T<\/a><\/span><\/p>\n<ul>\n<li><a href=\"https:\/\/bit.ly\/3QYbaqa\">V\u00e0o nh\u00f3m Zalo nh\u1eadn \u01b0u \u0111\u00e3i t\u00ean mi\u1ec1n t\u1ea1i \u0111\u00e2y<\/a><\/li>\n<li>Hotline: (024) 71 089 999<\/li>\n<li>Email: info@tenten.vn<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<h2><strong>ACNAME l\u00e0 g\u00ec?<\/strong><\/h2>\n<p>ACNAME (Alternative Canonical Name) l\u00e0 m\u1ed9t kh\u00e1i ni\u1ec7m \u00edt ph\u1ed5 bi\u1ebfn h\u01a1n trong h\u1ec7 th\u1ed1ng DNS so v\u1edbi CNAME. N\u00f3 th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c h\u1ec7 th\u1ed1ng DNS ph\u1ee9c t\u1ea1p ho\u1eb7c t\u00f9y ch\u1ec9nh khi c\u1ea7n s\u1ef1 linh ho\u1ea1t cao h\u01a1n v\u1ec1 c\u00e1ch tr\u1ecf t\u00ean mi\u1ec1n. Kh\u00e1c v\u1edbi CNAME, ACNAME th\u01b0\u1eddng xu\u1ea5t hi\u1ec7n trong c\u00e1c t\u00ecnh hu\u1ed1ng m\u00e0 c\u00e1c t\u00ean mi\u1ec1n c\u1ea7n ph\u1ea3i ph\u00e2n gi\u1ea3i \u0111\u1ebfn nhi\u1ec1u \u0111\u1ecba ch\u1ec9 kh\u00e1c nhau d\u1ef1a tr\u00ean c\u00e1c \u0111i\u1ec1u ki\u1ec7n nh\u01b0 v\u1ecb tr\u00ed \u0111\u1ecba l\u00fd ho\u1eb7c c\u1ea5u h\u00ecnh d\u1ecbch v\u1ee5.<\/p>\n<h2>ACNAME d\u00f9ng \u0111\u1ec3 l\u00e0m g\u00ec?<\/h2>\n<p>ACNAME kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t lo\u1ea1i b\u1ea3n ghi ch\u00ednh th\u1ee9c \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong m\u1ecdi h\u1ec7 th\u1ed1ng DNS m\u00e0 th\u01b0\u1eddng l\u00e0 m\u1ed9t ph\u1ea7n m\u1edf r\u1ed9ng ho\u1eb7c t\u00f9y bi\u1ebfn c\u1ee7a m\u1ed9t s\u1ed1 nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 DNS nh\u1ea5t \u0111\u1ecbnh. T\u00f9y thu\u1ed9c v\u00e0o nh\u00e0 cung c\u1ea5p, ACNAME c\u00f3 th\u1ec3 cung c\u1ea5p c\u00e1c t\u00ednh n\u0103ng nh\u01b0 ph\u00e2n gi\u1ea3i \u0111\u1ecba ch\u1ec9 d\u1ef1a tr\u00ean v\u1ecb tr\u00ed ho\u1eb7c hi\u1ec7u su\u1ea5t m\u00e1y ch\u1ee7.<\/p>\n<p>ACNAME ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c h\u1ec7 th\u1ed1ng DNS c\u00f3 y\u00eau c\u1ea7u ph\u1ee9c t\u1ea1p h\u01a1n, nh\u01b0:<\/p>\n<ul>\n<li>Ph\u00e2n gi\u1ea3i DNS d\u1ef1a tr\u00ean v\u1ecb tr\u00ed \u0111\u1ecba l\u00fd c\u1ee7a ng\u01b0\u1eddi d\u00f9ng.<\/li>\n<li>\u0110i\u1ec1u h\u01b0\u1edbng l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp t\u1edbi c\u00e1c m\u00e1y ch\u1ee7 d\u1ef1 ph\u00f2ng d\u1ef1a tr\u00ean hi\u1ec7u su\u1ea5t.<\/li>\n<li>C\u1ea7n c\u00e1c quy t\u1eafc ph\u00e2n gi\u1ea3i t\u00f9y ch\u1ec9nh ph\u1ee9c t\u1ea1p h\u01a1n so v\u1edbi CNAME th\u00f4ng th\u01b0\u1eddng.<\/li>\n<\/ul>\n<div id=\"attachment_25042\" style=\"width: 1210px\" class=\"wp-caption aligncenter\"><img aria-describedby=\"caption-attachment-25042\" loading=\"lazy\" class=\"wp-image-25042\" src=\"https:\/\/www.hostify.vn\/blog\/wp-content\/uploads\/2024\/09\/word-image-25039-3.jpeg\" alt=\"ACNAME l\u00e0 g\u00ec?\" width=\"1200\" height=\"630\" \/><p id=\"caption-attachment-25042\" class=\"wp-caption-text\">ACNAME l\u00e0 g\u00ec?<\/p><\/div>\n<h2><strong>C\u1ea5u h\u00ecnh ACNAME<\/strong><\/h2>\n<p>Khi s\u1eed d\u1ee5ng ACNAME thay v\u00ec CNAME trong c\u1ea5u h\u00ecnh DNS, b\u1ea1n c\u1ea7n th\u1ef1c hi\u1ec7n m\u1ed9t s\u1ed1 thao t\u00e1c c\u1ee5 th\u1ec3 \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o h\u1ec7 th\u1ed1ng ho\u1ea1t \u0111\u1ed9ng ch\u00ednh x\u00e1c. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 h\u01b0\u1edbng d\u1eabn chi ti\u1ebft v\u1ec1 c\u00e1ch c\u1ea5u h\u00ecnh ACNAME cho t\u00ean mi\u1ec1n ch\u00ednh (root domain) trong tr\u01b0\u1eddng h\u1ee3p c\u1ee5 th\u1ec3:<\/p>\n<h3><strong>V\u00ed d\u1ee5 c\u1ea5u h\u00ecnh ACNAME<\/strong><\/h3>\n<p>Gi\u1ea3 s\u1eed b\u1ea1n c\u00f3 t\u00ean mi\u1ec1n tiengvang.com v\u00e0 mu\u1ed1n tr\u1ecf \u0111\u1ebfn \u0111\u1ecba ch\u1ec9 www.google.com th\u00f4ng qua b\u1ea3n ghi ACNAME. Tr\u00ean trang qu\u1ea3n l\u00fd DNS c\u1ee7a nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 (v\u00ed d\u1ee5: P.A Vietnam), b\u1ea1n ch\u1ec9 c\u1ea7n th\u1ef1c hi\u1ec7n c\u00e1c b\u01b0\u1edbc nh\u01b0 sau:<\/p>\n<ol>\n<li>Truy c\u1eadp v\u00e0o h\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd DNS c\u1ee7a nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 t\u00ean mi\u1ec1n (P.A Vietnam).<\/li>\n<li>T\u1ea1o b\u1ea3n ghi m\u1edbi:\n<ul>\n<li>Lo\u1ea1i b\u1ea3n ghi: ACNAME<\/li>\n<li>T\u00ean mi\u1ec1n: tiengvang.com.<\/li>\n<li>\u0110\u1ecba ch\u1ec9 tr\u1ecf \u0111\u1ebfn: www.google.com<\/li>\n<\/ul>\n<\/li>\n<li>L\u01b0u c\u1ea5u h\u00ecnh v\u00e0 ch\u1edd h\u1ec7 th\u1ed1ng c\u1eadp nh\u1eadt.<\/li>\n<\/ol>\n<p>Sau khi th\u1ef1c hi\u1ec7n c\u1ea5u h\u00ecnh, k\u1ebft qu\u1ea3 l\u00e0 tiengvang.com s\u1ebd tr\u1ecf \u0111\u1ebfn www.google.com. Tuy nhi\u00ean, c\u00f3 m\u1ed9t s\u1ed1 l\u01b0u \u00fd \u0111\u1eb7c bi\u1ec7t khi s\u1eed d\u1ee5ng ACNAME so v\u1edbi CNAME, \u0111\u1eb7c bi\u1ec7t li\u00ean quan \u0111\u1ebfn vi\u1ec7c qu\u1ea3n l\u00fd \u0111\u1ecba ch\u1ec9 IP v\u00e0 c\u00e1c d\u1ecbch v\u1ee5 ph\u00e2n gi\u1ea3i kh\u00e1c.<\/p>\n<h3><strong>L\u01b0u \u00fd khi c\u1ea5u h\u00ecnh ACNAME<\/strong><\/h3>\n<h4>Kh\u00f4ng h\u1ed7 tr\u1ee3 GeoDNS<\/h4>\n<p>GeoDNS l\u00e0 h\u1ec7 th\u1ed1ng DNS ph\u00e2n gi\u1ea3i \u0111\u1ecba ch\u1ec9 IP d\u1ef1a tr\u00ean v\u1ecb tr\u00ed \u0111\u1ecba l\u00fd c\u1ee7a ng\u01b0\u1eddi d\u00f9ng. V\u00ed d\u1ee5, khi truy c\u1eadp v\u00e0o www.google.com, ng\u01b0\u1eddi d\u00f9ng \u1edf c\u00e1c v\u1ecb tr\u00ed kh\u00e1c nhau c\u00f3 th\u1ec3 nh\u1eadn \u0111\u01b0\u1ee3c c\u00e1c \u0111\u1ecba ch\u1ec9 IP kh\u00e1c nhau, gi\u00fap t\u1ed1i \u01b0u h\u00f3a t\u1ed1c \u0111\u1ed9 v\u00e0 tr\u1ea3i nghi\u1ec7m. Tuy nhi\u00ean, ACNAME kh\u00f4ng h\u1ed7 tr\u1ee3 GeoDNS, \u0111i\u1ec1u n\u00e0y c\u00f3 ngh\u0129a l\u00e0 khi b\u1ea1n c\u1ea5u h\u00ecnh ACNAME cho m\u1ed9t t\u00ean mi\u1ec1n nh\u01b0 tiengvang.com, n\u00f3 s\u1ebd ch\u1ec9 tr\u1ecf \u0111\u1ebfn m\u1ed9t \u0111\u1ecba ch\u1ec9 IP duy nh\u1ea5t, thay v\u00ec nhi\u1ec1u \u0111\u1ecba ch\u1ec9 IP t\u00f9y theo v\u1ecb tr\u00ed nh\u01b0 GeoDNS. <br \/>V\u00ed d\u1ee5, khi ki\u1ec3m tra DNS cho www.google.com b\u1eb1ng c\u00f4ng c\u1ee5 DNS Checker, b\u1ea1n c\u00f3 th\u1ec3 th\u1ea5y nhi\u1ec1u \u0111\u1ecba ch\u1ec9 IP kh\u00e1c nhau d\u1ef1a tr\u00ean v\u1ecb tr\u00ed:<\/p>\n<ol>\n<li style=\"list-style-type: none;\">\n<ol>\n<li>Ki\u1ec3m tra DNS cho www.google.com<\/li>\n<\/ol>\n<\/li>\n<\/ol>\n<div id=\"attachment_25043\" style=\"width: 614px\" class=\"wp-caption aligncenter\"><img aria-describedby=\"caption-attachment-25043\" loading=\"lazy\" class=\"wp-image-25043\" src=\"https:\/\/www.hostify.vn\/blog\/wp-content\/uploads\/2024\/09\/word-image-25039-4.jpeg\" alt=\"L\u01b0u \u00fd khi c\u1ea5u h\u00ecnh ACNAME\" width=\"604\" height=\"288\" \/><p id=\"caption-attachment-25043\" class=\"wp-caption-text\">L\u01b0u \u00fd khi c\u1ea5u h\u00ecnh ACNAME<\/p><\/div>\n<p>&nbsp;<\/p>\n<p>Trong khi \u0111\u00f3, n\u1ebfu ki\u1ec3m tra DNS cho t\u00ean mi\u1ec1n tiengvang.com sau khi c\u1ea5u h\u00ecnh ACNAME, b\u1ea1n s\u1ebd ch\u1ec9 th\u1ea5y m\u1ed9t \u0111\u1ecba ch\u1ec9 IP duy nh\u1ea5t:<\/p>\n<p>Ki\u1ec3m tra DNS cho tiengvang.com<\/p>\n<h4><strong>Kh\u00f4ng n\u00ean tr\u1ecf ACNAME \u0111\u1ebfn b\u1ea3n ghi GeoDNS\/CDN<\/strong><\/h4>\n<p>GeoDNS ho\u1eb7c d\u1ecbch v\u1ee5 CDN (Content Delivery Network) c\u00f3 kh\u1ea3 n\u0103ng \u0111i\u1ec1u h\u01b0\u1edbng ng\u01b0\u1eddi d\u00f9ng \u0111\u1ebfn c\u00e1c m\u00e1y ch\u1ee7 kh\u00e1c nhau t\u00f9y thu\u1ed9c v\u00e0o v\u1ecb tr\u00ed \u0111\u1ecba l\u00fd c\u1ee7a h\u1ecd, nh\u1eb1m t\u0103ng t\u1ed1c \u0111\u1ed9 truy c\u1eadp v\u00e0 t\u1ed1i \u01b0u h\u00f3a tr\u1ea3i nghi\u1ec7m. Tuy nhi\u00ean, n\u1ebfu b\u1ea1n tr\u1ecf m\u1ed9t b\u1ea3n ghi ACNAME \u0111\u1ebfn m\u1ed9t d\u1ecbch v\u1ee5 s\u1eed d\u1ee5ng GeoDNS ho\u1eb7c CDN, c\u00f3 th\u1ec3 x\u1ea3y ra t\u00ecnh tr\u1ea1ng kh\u00f4ng ho\u1ea1t \u0111\u1ed9ng \u0111\u00fang d\u1ef1 \u0111\u1ecbnh. Do \u0111\u00f3, vi\u1ec7c tr\u1ecf ACNAME \u0111\u1ebfn c\u00e1c d\u1ecbch v\u1ee5 n\u00e0y kh\u00f4ng \u0111\u01b0\u1ee3c khuy\u1ebfn kh\u00edch.<\/p>\n<h4><strong>ACNAME ch\u1ec9 \u00e1p d\u1ee5ng cho root domain (@)<\/strong><\/h4>\n<p>ACNAME th\u01b0\u1eddng ch\u1ec9 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho t\u00ean mi\u1ec1n ch\u00ednh (root domain), t\u1ee9c l\u00e0 t\u00ean mi\u1ec1n <strong>@<\/strong>. \u0110\u1ed1i v\u1edbi c\u00e1c t\u00ean mi\u1ec1n ph\u1ee5 (subdomains), ch\u1eb3ng h\u1ea1n nh\u01b0 blog.tiengvang.com hay mail.tiengvang.com, b\u1ea1n n\u00ean s\u1eed d\u1ee5ng CNAME thay v\u00ec ACNAME. ACNAME ch\u1ec9 \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng cho t\u00ean mi\u1ec1n g\u1ed1c, c\u00f2n \u0111\u1ed1i v\u1edbi c\u00e1c subdomain, vi\u1ec7c s\u1eed d\u1ee5ng CNAME s\u1ebd \u0111\u1ea3m b\u1ea3o t\u00ednh linh ho\u1ea1t v\u00e0 t\u01b0\u01a1ng th\u00edch t\u1ed1t h\u01a1n.<\/p>\n<h2><strong>K\u1ebft lu\u1eadn<\/strong><\/h2>\n<p>Nh\u01b0 v\u1eady, b\u00e0i vi\u1ebft tr\u00ean \u0111\u00e2y c\u1ee7a ch\u00fang t\u00f4i \u0111\u00e3 gi\u00fap b\u1ea1n hi\u1ec3u r\u00f5 h\u01a1n v\u1ec1 CNAME (Canonical Name) v\u00e0 ACNAME l\u00e0 hai lo\u1ea1i b\u1ea3n ghi DNS. T\u00f9y theo nhu c\u1ea7u m\u00e0 b\u1ea1n c\u1ea7n t\u00ecm hi\u1ec3u v\u00e0 c\u00e2n nh\u1eafc l\u1ef1a ch\u1ecdn d\u1ecbch v\u1ee5 ph\u00f9 h\u1ee3p nh\u1ea5t.<\/p>\n<h4><strong>B\u00e0i li\u00ean quan<\/strong><\/h4>\n<ul>\n<li><a href=\"https:\/\/cloud.z.com\/vn\/news\/domain\/\">Domain l\u00e0 g\u00ec? H\u01b0\u1edbng d\u1eabn \u0111\u0103ng k\u00fd t\u00ean mi\u1ec1n t\u1eeb A-Z<\/a><\/li>\n<li><a href=\"https:\/\/cloud.z.com\/vn\/news\/ten-mien-la-gi\/\">T\u00ean mi\u1ec1n l\u00e0 g\u00ec? Nh\u1eefng l\u01b0u \u00fd khi s\u1eed d\u1ee5ng d\u1ecbch v\u1ee5 t\u00ean mi\u1ec1n<\/a><\/li>\n<li><a href=\"https:\/\/cloud.z.com\/vn\/news\/ten-mien-vn\/\">T\u00ean mi\u1ec1n vn: L\u1ee3i \u00edch &amp; \u01afu \u0111i\u1ec3m c\u1ee7a t\u00ean mi\u1ec1n Vi\u1ec7t Nam<\/a><\/li>\n<li><a href=\"https:\/\/cloud.z.com\/vn\/news\/ten-mien-vn-2\/\">T\u00ean mi\u1ec1n .vn l\u00e0 g\u00ec? N\u00ean mua t\u00ean mi\u1ec1n .vn \u1edf \u0111\u00e2u r\u1ebb nh\u1ea5t?<\/a><\/li>\n<li><a href=\"https:\/\/cloud.z.com\/vn\/news\/ten-mien-com-vn\/\">T\u00ean mi\u1ec1n .com.vn l\u00e0 g\u00ec? N\u00ean ch\u1ecdn t\u00ean mi\u1ec1n .com.vn hay .vn?<\/a><\/li>\n<li><a href=\"https:\/\/cloud.z.com\/vn\/news\/ten-mien-edu-vn\/\">T\u00ean mi\u1ec1n Edu.vn l\u00e0 c\u00e1nh c\u1ed5ng truy\u1ec1n t\u1ea3i tri th\u1ee9c tr\u1ef1c tuy\u1ebfn<\/a><\/li>\n<li><a href=\"https:\/\/cloud.z.com\/vn\/news\/ten-mien-biz-vn-2\/\">\u00dd ngh\u0129a t\u00ean mi\u1ec1n biz vn v\u00e0 l\u1ee3i th\u1ebf khi d\u00f9ng .biz.vn cho doanh nghi\u1ec7p<\/a><\/li>\n<li><a href=\"https:\/\/cloud.z.com\/vn\/news\/ten-mien-name-vn\/\">T\u1eeb A-Z v\u1ec1 t\u00ean mi\u1ec1n name.vn, \u0111\u0103ng k\u00fd name.vn \u1edf \u0111\u00e2u r\u1ebb v\u00e0 uy t\u00edn?<\/a><\/li>\n<li><a href=\"https:\/\/cloud.z.com\/vn\/news\/ten-mien-ai-vn\/\">T\u00ean mi\u1ec1n ai.vn l\u00e0 g\u00ec? Mang l\u1ea1i l\u1ee3i \u00edch g\u00ec khi s\u1eed d\u1ee5ng?<\/a><\/li>\n<li><a href=\"https:\/\/cloud.z.com\/vn\/news\/ten-mien-id-vn\/\">T\u00ean mi\u1ec1n id.vn l\u00e0 g\u00ec? L\u1ee3i \u00edch khi s\u1eed d\u1ee5ng t\u00ean mi\u1ec1n id.vn<\/a><\/li>\n<li><a href=\"https:\/\/cloud.z.com\/vn\/news\/ten-mien-io-vn\/\">T\u00ean mi\u1ec1n io.vn l\u00e0 g\u00ec? Mang l\u1ea1i l\u1ee3i \u00edch g\u00ec khi s\u1eed d\u1ee5ng?<\/a><\/li>\n<li><a href=\"https:\/\/cloud.z.com\/vn\/news\/ten-mien-net\/\">T\u00ean mi\u1ec1n .net l\u00e0 g\u00ec? L\u1ee3i \u00edch khi s\u1eed d\u1ee5ng t\u00ean mi\u1ec1n .net gi\u00e1 r\u1ebb<\/a><\/li>\n<li><a href=\"https:\/\/cloud.z.com\/vn\/news\/ten-mien-info\/\">T\u00ean mi\u1ec1n .info l\u00e0 g\u00ec? N\u00ean mua t\u00ean mi\u1ec1n .info \u1edf \u0111\u00e2u r\u1ebb nh\u1ea5t<\/a><\/li>\n<li><a href=\"https:\/\/cloud.z.com\/vn\/news\/chon-ten-mien\/\">M\u1ed9t s\u1ed1 c\u00f4ng c\u1ee5 ch\u1ecdn t\u00ean mi\u1ec1n thu h\u00fat m\u1ecdi kh\u00e1ch h\u00e0ng<\/a><\/li>\n<li><a href=\"https:\/\/cloud.z.com\/vn\/news\/ten-mien-chuan-seo\/\">T\u00ean mi\u1ec1n chu\u1ea9n SEO c\u1ea7n \u0111\u00e1p \u1ee9ng ti\u00eau ch\u00ed n\u00e0o? H\u01b0\u1edbng d\u1eabn c\u00e1ch ch\u1ecdn t\u00ean mi\u1ec1n<\/a><\/li>\n<li><a href=\"https:\/\/cloud.z.com\/vn\/news\/nha-cung-cap-ten-mien\/\">Top c\u00e1c nh\u00e0 cung c\u1ea5p t\u00ean mi\u1ec1n uy t\u00edn. N\u00ean ch\u1ecdn \u0111\u01a1n v\u1ecb n\u00e0o?<\/a><\/li>\n<li><a href=\"https:\/\/cloud.z.com\/vn\/news\/dau-tu-ten-mien\/\">B\u00ed quy\u1ebft \u0111\u1ea7u t\u01b0 t\u00ean mi\u1ec1n t\u1ea1o n\u00ean gi\u00e1 tr\u1ecb cao<\/a><\/li>\n<li><a href=\"https:\/\/cloud.z.com\/vn\/news\/cach-dang-ky-ten-mien-mien-phi\/\">C\u00e1ch \u0111\u0103ng k\u00fd t\u00ean mi\u1ec1n mi\u1ec5n ph\u00ed: \u0110\u01a1n gi\u1ea3n, ai c\u0169ng l\u00e0m \u0111\u01b0\u1ee3c<\/a><\/li>\n<li><a href=\"https:\/\/cloud.z.com\/vn\/news\/mua-ban-ten-mien\/\">H\u01b0\u1edbng d\u1eabn mua b\u00e1n t\u00ean mi\u1ec1n chi ti\u1ebft cho ng\u01b0\u1eddi m\u1edbi<\/a><\/li>\n<li><a href=\"https:\/\/cloud.z.com\/vn\/news\/bao-mat-ten-mien-la-gi\/\">B\u1ea3o m\u1eadt t\u00ean mi\u1ec1n l\u00e0 g\u00ec? H\u01b0\u1edbng d\u1eabn b\u1ea3o m\u1eadt t\u00ean mi\u1ec1n t\u1eeb A-Z<\/a><\/li>\n<li><a href=\"https:\/\/cloud.z.com\/vn\/news\/ten-mien-1-ky-tu\/\">C\u00e1ch mua T\u00ean mi\u1ec1n 1 k\u00fd t\u1ef1: \u0110\u1ed9c \u0111\u00e1o v\u00e0 \u0111\u1eb3ng c\u1ea5p<\/a><\/li>\n<li><a href=\"https:\/\/cloud.z.com\/vn\/news\/ten-mien-gia-re\/\">H\u01b0\u1edbng d\u1eabn mua t\u00ean mi\u1ec1n gi\u00e1 r\u1ebb t\u1ea1i Tenten cho ng\u01b0\u1eddi m\u1edbi<\/a><\/li>\n<li><a href=\"https:\/\/cloud.z.com\/vn\/news\/ban-ghi-ten-mien\/\">M\u1ecdi \u0111i\u1ec1u c\u1ea7n bi\u1ebft v\u1ec1 c\u00e1c b\u1ea3n ghi t\u00ean mi\u1ec1n, \u0111\u1ecdc ngay nh\u00e9!<\/a><\/li>\n<li><a href=\"https:\/\/cloud.z.com\/vn\/news\/tro-ten-mien\/\">H\u01b0\u1edbng d\u1eabn tr\u1ecf t\u00ean mi\u1ec1n v\u1ec1 Ladipage, tr\u1ecf t\u00ean mi\u1ec1n v\u1ec1 Hosting<\/a><\/li>\n<li><a href=\"https:\/\/cloud.z.com\/vn\/news\/quyen-so-huu-ten-mien\/\">H\u01b0\u1edbng d\u1eabn x\u00e1c minh quy\u1ec1n s\u1edf h\u1eefu t\u00ean mi\u1ec1n chi ti\u1ebft nh\u1ea5t<\/a><\/li>\n<li><a href=\"https:\/\/cloud.z.com\/vn\/news\/doi-ten-mien\/\">\u0110\u1ed5i t\u00ean mi\u1ec1n website c\u1ea7n l\u01b0u \u00fd \u0111i\u1ec1u g\u00ec? C\u1ea7n chu\u1ea9n b\u1ecb g\u00ec khi \u0111\u1ed5i t\u00ean mi\u1ec1n?<\/a><\/li>\n<li><a href=\"https:\/\/cloud.z.com\/vn\/news\/duy-tri-ten-mien\/\">Kh\u00f4ng duy tr\u00ec t\u00ean mi\u1ec1n c\u00f3 h\u1eadu qu\u1ea3 g\u00ec? B\u1ea3ng ph\u00ed duy tr\u00ec t\u00ean mi\u1ec1n c\u1ef1c r\u1ebb<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>CNAME (Canonical Name) v\u00e0 ACNAME l\u00e0 hai lo\u1ea1i b\u1ea3n ghi DNS c\u00f3 ch\u1ee9c n\u0103ng quan tr\u1ecdng trong vi\u1ec7c \u0111\u1ecbnh tuy\u1ebfn t\u00ean mi\u1ec1n. C\u1ea3 hai \u0111\u1ec1u li\u00ean quan \u0111\u1ebfn c\u00e1ch tr\u1ecf m\u1ed9t t\u00ean mi\u1ec1n ph\u1ee5 t\u1edbi t\u00ean mi\u1ec1n ch\u00ednh nh\u01b0ng c\u00f3...<\/p>\n","protected":false},"author":28,"featured_media":11637,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[177,83],"tags":[],"jetpack_featured_media_url":"https:\/\/cloud.z.com\/vn\/wp-content\/uploads\/2024\/09\/acname.jpeg","_links":{"self":[{"href":"https:\/\/cloud.z.com\/vn\/wp-json\/wp\/v2\/posts\/11636"}],"collection":[{"href":"https:\/\/cloud.z.com\/vn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cloud.z.com\/vn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/cloud.z.com\/vn\/wp-json\/wp\/v2\/users\/28"}],"replies":[{"embeddable":true,"href":"https:\/\/cloud.z.com\/vn\/wp-json\/wp\/v2\/comments?post=11636"}],"version-history":[{"count":3,"href":"https:\/\/cloud.z.com\/vn\/wp-json\/wp\/v2\/posts\/11636\/revisions"}],"predecessor-version":[{"id":11640,"href":"https:\/\/cloud.z.com\/vn\/wp-json\/wp\/v2\/posts\/11636\/revisions\/11640"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cloud.z.com\/vn\/wp-json\/wp\/v2\/media\/11637"}],"wp:attachment":[{"href":"https:\/\/cloud.z.com\/vn\/wp-json\/wp\/v2\/media?parent=11636"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cloud.z.com\/vn\/wp-json\/wp\/v2\/categories?post=11636"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cloud.z.com\/vn\/wp-json\/wp\/v2\/tags?post=11636"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}