{"id":30465,"date":"2025-06-17T15:49:25","date_gmt":"2025-06-17T08:49:25","guid":{"rendered":"https:\/\/interdata.vn\/blog\/?p=30465"},"modified":"2025-06-17T16:46:57","modified_gmt":"2025-06-17T09:46:57","slug":"cach-tro-domain-ve-vps","status":"publish","type":"post","link":"https:\/\/interdata.vn\/blog\/cach-tro-domain-ve-vps\/","title":{"rendered":"H\u01b0\u1edbng D\u1eabn C\u00e1ch Tr\u1ecf Domain V\u1ec1 VPS \u0110\u01a1n Gi\u1ea3n, Nhanh Ch\u00f3ng"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_84 counter-hierarchy ez-toc-counter ez-toc-white ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">N\u1ed8I DUNG<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 eztoc-toggle-hide-by-default' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/interdata.vn\/blog\/cach-tro-domain-ve-vps\/#Tai-sao-can-tro-domain-ve-VPS\" >T\u1ea1i sao c\u1ea7n tr\u1ecf domain v\u1ec1 VPS?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/interdata.vn\/blog\/cach-tro-domain-ve-vps\/#Can-chuan-bi-gi-truoc-khi-bat-dau\" >C\u1ea7n chu\u1ea9n b\u1ecb g\u00ec tr\u01b0\u1edbc khi b\u1eaft \u0111\u1ea7u?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/interdata.vn\/blog\/cach-tro-domain-ve-vps\/#Hieu-dung-ve-cac-ban-ghi-DNS-quan-trong\" >Hi\u1ec3u \u0111\u00fang v\u1ec1 c\u00e1c b\u1ea3n ghi DNS quan tr\u1ecdng<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/interdata.vn\/blog\/cach-tro-domain-ve-vps\/#Ban-ghi-A-A-Record\" >B\u1ea3n ghi A (A Record)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/interdata.vn\/blog\/cach-tro-domain-ve-vps\/#Ban-ghi-CNAME-CNAME-Record\" >B\u1ea3n ghi CNAME (CNAME Record)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/interdata.vn\/blog\/cach-tro-domain-ve-vps\/#Nameserver-NS\" >Nameserver (NS)<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/interdata.vn\/blog\/cach-tro-domain-ve-vps\/#Huong-dan-tro-domain-ve-VPS-3-buoc\" >H\u01b0\u1edbng d\u1eabn tr\u1ecf domain v\u1ec1 VPS (3 b\u01b0\u1edbc)<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/interdata.vn\/blog\/cach-tro-domain-ve-vps\/#Buoc-1-Lay-dia-chi-IP-cua-VPS\" >B\u01b0\u1edbc 1: L\u1ea5y \u0111\u1ecba ch\u1ec9 IP c\u1ee7a VPS<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/interdata.vn\/blog\/cach-tro-domain-ve-vps\/#Buoc-2-Dang-nhap-vao-trang-quan-tri-domain\" >B\u01b0\u1edbc 2: \u0110\u0103ng nh\u1eadp v\u00e0o trang qu\u1ea3n tr\u1ecb domain<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/interdata.vn\/blog\/cach-tro-domain-ve-vps\/#Buoc-3-Cau-hinh-ban-ghi-A\" >B\u01b0\u1edbc 3: C\u1ea5u h\u00ecnh b\u1ea3n ghi A<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/interdata.vn\/blog\/cach-tro-domain-ve-vps\/#Cach-kiem-tra-domain-da-nhan-VPS-chua\" >C\u00e1ch ki\u1ec3m tra domain \u0111\u00e3 nh\u1eadn VPS ch\u01b0a?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/interdata.vn\/blog\/cach-tro-domain-ve-vps\/#Dung-cong-cu-online\" >D\u00f9ng c\u00f4ng c\u1ee5 online<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/interdata.vn\/blog\/cach-tro-domain-ve-vps\/#Dung-lenh-Ping-tren-may-tinh\" >D\u00f9ng l\u1ec7nh Ping tr\u00ean m\u00e1y t\u00ednh<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/interdata.vn\/blog\/cach-tro-domain-ve-vps\/#Cac-loi-thuong-gap-khi-tro-domain-ve-VPS-va-cach-xu-ly\" >C\u00e1c l\u1ed7i th\u01b0\u1eddng g\u1eb7p khi tr\u1ecf domain v\u1ec1 VPS v\u00e0 c\u00e1ch x\u1eed l\u00fd<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/interdata.vn\/blog\/cach-tro-domain-ve-vps\/#Loi-1-Doi-qua-lau-domain-chua-nhan-IP\" >L\u1ed7i 1: \u0110\u1ee3i qu\u00e1 l\u00e2u domain ch\u01b0a nh\u1eadn IP<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/interdata.vn\/blog\/cach-tro-domain-ve-vps\/#Loi-2-Web-bao-loi-%E2%80%9CConnection-Timed-Out%E2%80%9D\" >L\u1ed7i 2: Web b\u00e1o l\u1ed7i &#8220;Connection Timed Out&#8221;<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/interdata.vn\/blog\/cach-tro-domain-ve-vps\/#Loi-3-Truy-cap-domain-ra-trang-mac-dinh\" >L\u1ed7i 3: Truy c\u1eadp domain ra trang m\u1eb7c \u0111\u1ecbnh<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/interdata.vn\/blog\/cach-tro-domain-ve-vps\/#Cau-hoi-thuong-gap-FAQ\" >C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p (FAQ)<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/interdata.vn\/blog\/cach-tro-domain-ve-vps\/#Tro-subdomain-ve-VPS-the-nao\" >Tr\u1ecf subdomain v\u1ec1 VPS th\u1ebf n\u00e0o?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/interdata.vn\/blog\/cach-tro-domain-ve-vps\/#TTL-la-gi-nen-dat-bao-nhieu\" >TTL l\u00e0 g\u00ec, n\u00ean \u0111\u1eb7t bao nhi\u00eau?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/interdata.vn\/blog\/cach-tro-domain-ve-vps\/#Co-can-dung-Nameserver-trung-gian-nhu-Cloudflare-khong\" >C\u00f3 c\u1ea7n d\u00f9ng Nameserver trung gian nh\u01b0 Cloudflare kh\u00f4ng?<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<p>Vi\u1ec7c s\u1edf h\u1eefu m\u1ed9t VPS (<a href=\"https:\/\/interdata.vn\/blog\/vps-la-gi\/\">Virtual Private Server<\/a>) mang l\u1ea1i cho b\u1ea1n to\u00e0n quy\u1ec1n ki\u1ec3m so\u00e1t, hi\u1ec7u n\u0103ng v\u01b0\u1ee3t tr\u1ed9i v\u00e0 kh\u1ea3 n\u0103ng t\u00f9y bi\u1ebfn kh\u00f4ng gi\u1edbi h\u1ea1n. \u0110\u1ec3 bi\u1ebfn nh\u1eefng l\u1ee3i th\u1ebf \u0111\u00f3 th\u00e0nh m\u1ed9t <a href=\"https:\/\/interdata.vn\/blog\/website-la-gi\/\">website<\/a> ho\u00e0n ch\u1ec9nh, b\u01b0\u1edbc \u0111\u1ea7u ti\u00ean v\u00e0 quan tr\u1ecdng nh\u1ea5t ch\u00ednh l\u00e0 tr\u1ecf <a href=\"https:\/\/interdata.vn\/blog\/domain-la-gi\/\">t\u00ean mi\u1ec1n<\/a> v\u1ec1 VPS. B\u00e0i vi\u1ebft n\u00e0y c\u1ee7a InterData s\u1ebd h\u01b0\u1edbng d\u1eabn b\u1ea1n to\u00e0n b\u1ed9 quy tr\u00ecnh, gi\u1ea3i th\u00edch c\u00e1c thu\u1eadt ng\u1eef, ch\u1ec9 ra l\u1ed7i th\u01b0\u1eddng g\u1eb7p v\u00e0 c\u00e1ch kh\u1eafc ph\u1ee5c ch\u00fang m\u1ed9t c\u00e1ch chi ti\u1ebft.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Tai-sao-can-tro-domain-ve-VPS\"><\/span>T\u1ea1i sao c\u1ea7n tr\u1ecf domain v\u1ec1 VPS?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Chuy\u1ec3n t\u1eeb <a href=\"https:\/\/interdata.vn\/blog\/shared-hosting\/\">Shared Hosting<\/a> l\u00ean VPS l\u00e0 m\u1ed9t b\u01b0\u1edbc ti\u1ebfn l\u1edbn. Thay v\u00ec chia s\u1ebb t\u00e0i nguy\u00ean v\u1edbi h\u00e0ng tr\u0103m ng\u01b0\u1eddi d\u00f9ng kh\u00e1c, b\u1ea1n c\u00f3 m\u1ed9t kh\u00f4ng gian <a href=\"https:\/\/interdata.vn\/blog\/may-chu-server-la-gi\/\">m\u00e1y ch\u1ee7<\/a> ri\u00eang <a href=\"https:\/\/interdata.vn\/blog\/ao-hoa-la-gi\/\">\u1ea3o h\u00f3a<\/a>. Vi\u1ec7c <a href=\"https:\/\/interdata.vn\/blog\/cach-tro-ten-mien-ve-hosting\/\">tr\u1ecf t\u00ean mi\u1ec1n<\/a> v\u1ec1 VPS gi\u00fap b\u1ea1n khai th\u00e1c t\u1ed1i \u0111a s\u1ee9c m\u1ea1nh n\u00e0y, c\u1ea3i thi\u1ec7n t\u1ed1c \u0111\u1ed9 t\u1ea3i trang l\u00ean \u0111\u1ebfn 30% so v\u1edbi c\u00e1c gi\u1ea3i ph\u00e1p hosting th\u00f4ng th\u01b0\u1eddng v\u00e0 cho ph\u00e9p b\u1ea1n c\u00e0i \u0111\u1eb7t b\u1ea5t k\u1ef3 ph\u1ea7n m\u1ec1m n\u00e0o c\u1ea7n thi\u1ebft cho d\u1ef1 \u00e1n c\u1ee7a m\u00ecnh.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/06\/Cach-tro-domain-ve-VPS.jpg\" alt=\"C\u00e1ch tr\u1ecf domain v\u1ec1 VPS\" width=\"600\" height=\"400\" class=\"aligncenter size-full wp-image-30475\" title=\"\" srcset=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/06\/Cach-tro-domain-ve-VPS.jpg 600w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/06\/Cach-tro-domain-ve-VPS-300x200.jpg 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Can-chuan-bi-gi-truoc-khi-bat-dau\"><\/span>C\u1ea7n chu\u1ea9n b\u1ecb g\u00ec tr\u01b0\u1edbc khi b\u1eaft \u0111\u1ea7u?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0110\u1ec3 qu\u00e1 tr\u00ecnh di\u1ec5n ra su\u00f4n s\u1ebb, b\u1ea1n ch\u1ec9 c\u1ea7n \u0111\u1ea3m b\u1ea3o c\u00f3 s\u1eb5n hai th\u00f4ng tin c\u1ed1t l\u00f5i sau. Vi\u1ec7c chu\u1ea9n b\u1ecb tr\u01b0\u1edbc s\u1ebd gi\u00fap b\u1ea1n ti\u1ebft ki\u1ec7m r\u1ea5t nhi\u1ec1u th\u1eddi gian v\u00e0 tr\u00e1nh c\u00e1c sai s\u00f3t kh\u00f4ng \u0111\u00e1ng c\u00f3.<\/p>\n<ol>\n<li><strong><a href=\"https:\/\/interdata.vn\/blog\/dia-chi-ip-la-gi\/\">\u0110\u1ecba ch\u1ec9 IP<\/a> c\u1ee7a VPS:<\/strong> \u0110\u00e2y l\u00e0 &#8220;\u0111\u1ecba ch\u1ec9 nh\u00e0&#8221; c\u1ee7a m\u00e1y ch\u1ee7 \u1ea3o. B\u1ea1n c\u00f3 th\u1ec3 t\u00ecm th\u1ea5y \u0111\u1ecba ch\u1ec9 IP n\u00e0y trong email th\u00f4ng tin \u0111\u0103ng nh\u1eadp m\u00e0 InterData ho\u1eb7c nh\u00e0 cung c\u1ea5p \u0111\u00e3 g\u1eedi ho\u1eb7c trong giao di\u1ec7n qu\u1ea3n l\u00fd d\u1ecbch v\u1ee5 VPS c\u1ee7a b\u1ea1n.<\/li>\n<li><strong>T\u00e0i kho\u1ea3n qu\u1ea3n tr\u1ecb t\u00ean mi\u1ec1n:<\/strong> B\u1ea1n c\u1ea7n quy\u1ec1n truy c\u1eadp v\u00e0o b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n c\u1ee7a nh\u00e0 cung c\u1ea5p n\u01a1i b\u1ea1n \u0111\u00e3 \u0111\u0103ng k\u00fd t\u00ean mi\u1ec1n (domain).<\/li>\n<\/ol>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/06\/Cach-tro-domain-ve-VPS-01.jpg\" alt=\"C\u00e1ch tr\u1ecf domain v\u1ec1 VPS\" width=\"600\" height=\"400\" class=\"aligncenter size-full wp-image-30473\" title=\"\" srcset=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/06\/Cach-tro-domain-ve-VPS-01.jpg 600w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/06\/Cach-tro-domain-ve-VPS-01-300x200.jpg 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Hieu-dung-ve-cac-ban-ghi-DNS-quan-trong\"><\/span>Hi\u1ec3u \u0111\u00fang v\u1ec1 c\u00e1c b\u1ea3n ghi DNS quan tr\u1ecdng<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>DNS, hay <a href=\"https:\/\/interdata.vn\/blog\/dns-la-gi\/\">Domain Name System<\/a>, ho\u1ea1t \u0111\u1ed9ng nh\u01b0 danh b\u1ea1 \u0111i\u1ec7n tho\u1ea1i c\u1ee7a <a href=\"https:\/\/interdata.vn\/blog\/mang-internet\/\">Internet<\/a>, c\u00f3 nhi\u1ec7m v\u1ee5 d\u1ecbch t\u00ean mi\u1ec1n (d\u1ec5 nh\u1edb) th\u00e0nh \u0111\u1ecba ch\u1ec9 IP (kh\u00f3 nh\u1edb). Tr\u01b0\u1edbc khi th\u1ef1c h\u00e0nh, h\u00e3y c\u00f9ng InterData l\u00e0m r\u00f5 vai tr\u00f2 c\u1ee7a m\u1ed9t v\u00e0i &#8220;b\u1ea3n ghi&#8221; quan tr\u1ecdng trong danh b\u1ea1 n\u00e0y.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Ban-ghi-A-A-Record\"><\/span>B\u1ea3n ghi A (A Record)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><a href=\"https:\/\/interdata.vn\/blog\/ban-ghi-a-la-gi\/\">B\u1ea3n ghi A<\/a> (Address Record) l\u00e0 b\u1ea3n ghi c\u01a1 b\u1ea3n nh\u1ea5t. Ch\u1ee9c n\u0103ng c\u1ee7a b\u1ea3n ghi A l\u00e0 \u00e1nh x\u1ea1 m\u1ed9t t\u00ean mi\u1ec1n ch\u00ednh (c\u00f2n g\u1ecdi l\u00e0 domain g\u1ed1c ho\u1eb7c root domain) \u0111\u1ebfn m\u1ed9t \u0111\u1ecba ch\u1ec9 IP phi\u00ean b\u1ea3n 4 (<a href=\"https:\/\/interdata.vn\/blog\/ipv4-la-gi\/\">IPv4<\/a>). \u0110\u00e2y l\u00e0 b\u1ea3n ghi b\u1eaft bu\u1ed9c ph\u1ea3i c\u00f3 \u0111\u1ec3 website c\u1ee7a b\u1ea1n ho\u1ea1t \u0111\u1ed9ng.<\/p>\n<p><strong>V\u00ed d\u1ee5 th\u1ef1c t\u1ebf:<\/strong> Tr\u1ecf t\u00ean mi\u1ec1n <code>interdata.vn<\/code> \u0111\u1ebfn \u0111\u1ecba ch\u1ec9 IP <code>103.74.120.1<\/code>.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Ban-ghi-CNAME-CNAME-Record\"><\/span>B\u1ea3n ghi CNAME (CNAME Record)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><a href=\"https:\/\/interdata.vn\/blog\/ban-ghi-cname-la-gi\/\">B\u1ea3n ghi CNAME<\/a> (Canonical Name) ho\u1ea1t \u0111\u1ed9ng nh\u01b0 m\u1ed9t t\u00ean b\u00ed danh. Ch\u1ee9c n\u0103ng c\u1ee7a CNAME l\u00e0 tr\u1ecf m\u1ed9t t\u00ean mi\u1ec1n ph\u1ee5 (<a href=\"https:\/\/interdata.vn\/blog\/subdomain-la-gi\/\">subdomain<\/a>) ho\u1eb7c m\u1ed9t t\u00ean mi\u1ec1n kh\u00e1c \u0111\u1ebfn t\u00ean mi\u1ec1n ch\u00ednh \u0111\u00e3 \u0111\u01b0\u1ee3c tr\u1ecf b\u1eb1ng b\u1ea3n ghi A. \u0110i\u1ec1u n\u00e0y gi\u00fap vi\u1ec7c qu\u1ea3n l\u00fd thu\u1eadn ti\u1ec7n h\u01a1n; khi IP m\u00e1y ch\u1ee7 thay \u0111\u1ed5i, b\u1ea1n ch\u1ec9 c\u1ea7n c\u1eadp nh\u1eadt m\u1ed9t b\u1ea3n ghi A duy nh\u1ea5t.<\/p>\n<p><strong>V\u00ed d\u1ee5 th\u1ef1c t\u1ebf:<\/strong> Tr\u1ecf <code><a href=\"https:\/\/interdata.vn\/blog\/world-wide-web\/\">www<\/a>.interdata.vn<\/code> \u0111\u1ebfn <code>interdata.vn<\/code>.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Nameserver-NS\"><\/span>Nameserver (NS)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Nameserver (NS) l\u00e0 c\u00e1c m\u00e1y ch\u1ee7 DNS ch\u1ecbu tr\u00e1ch nhi\u1ec7m qu\u1ea3n l\u00fd to\u00e0n b\u1ed9 c\u00e1c b\u1ea3n ghi DNS cho t\u00ean mi\u1ec1n c\u1ee7a b\u1ea1n. Khi b\u1ea1n mua t\u00ean mi\u1ec1n \u1edf \u0111\u00e2u, m\u1eb7c \u0111\u1ecbnh b\u1ea1n s\u1ebd s\u1eed d\u1ee5ng Nameserver c\u1ee7a nh\u00e0 cung c\u1ea5p \u0111\u00f3. B\u1ea1n ch\u1ec9 c\u1ea7n thay \u0111\u1ed5i NS khi mu\u1ed1n chuy\u1ec3n quy\u1ec1n qu\u1ea3n l\u00fd DNS sang m\u1ed9t b\u00ean th\u1ee9 ba, v\u00ed d\u1ee5 nh\u01b0 <a href=\"https:\/\/interdata.vn\/blog\/cloudflare-la-gi\/\">Cloudflare<\/a>.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Huong-dan-tro-domain-ve-VPS-3-buoc\"><\/span>H\u01b0\u1edbng d\u1eabn tr\u1ecf domain v\u1ec1 VPS (3 b\u01b0\u1edbc)<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>B\u00e2y gi\u1edd l\u00e0 l\u00fac ch\u00fang ta b\u01b0\u1edbc v\u00e0o ph\u1ea7n th\u1ef1c h\u00e0nh. Quy tr\u00ecnh n\u00e0y \u00e1p d\u1ee5ng chung cho h\u1ea7u h\u1ebft c\u00e1c nh\u00e0 cung c\u1ea5p. Giao di\u1ec7n c\u00f3 th\u1ec3 kh\u00e1c bi\u1ec7t \u0111\u00f4i ch\u00fat v\u1ec1 m\u1eb7t h\u00ecnh \u1ea3nh nh\u01b0ng c\u00e1c thu\u1eadt ng\u1eef v\u00e0 logic c\u1ea5u h\u00ecnh l\u00e0 ho\u00e0n to\u00e0n t\u01b0\u01a1ng t\u1ef1.<\/p>\n<p><em>L\u01b0u \u00fd: H\u01b0\u1edbng d\u1eabn n\u00e0y \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n tr\u00ean h\u1ec7 th\u1ed1ng c\u1ee7a InterData.vn. Tuy nhi\u00ean, \u0111i\u1ec3m kh\u00e1c bi\u1ec7t duy nh\u1ea5t gi\u1eefa InterData v\u00e0 c\u00e1c nh\u00e0 cung c\u1ea5p kh\u00e1c khi tr\u1ecf t\u00ean mi\u1ec1n l\u00e0 n\u1eb1m \u1edf b\u01b0\u1edbc 2 \u2013 giao di\u1ec7n v\u00e0 \u0111\u01b0\u1eddng d\u1eabn truy c\u1eadp.<\/em><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Buoc-1-Lay-dia-chi-IP-cua-VPS\"><\/span>B\u01b0\u1edbc 1: L\u1ea5y \u0111\u1ecba ch\u1ec9 IP c\u1ee7a VPS<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0110\u1ea7u ti\u00ean, h\u00e3y \u0111\u0103ng nh\u1eadp v\u00e0o <a href=\"https:\/\/interdata.vn\/blog\/page-la-gi\/\">trang web<\/a> c\u1ee7a nh\u00e0 cung c\u1ea5p ho\u1eb7c ki\u1ec3m tra email \u0111\u01b0\u1ee3c g\u1eedi khi b\u1ea1n \u0111\u0103ng k\u00fd d\u1ecbch v\u1ee5 \u0111\u1ec3 l\u1ea5y \u0111\u1ecba ch\u1ec9 IP c\u1ee7a m\u00e1y ch\u1ee7 \u1ea3o. H\u00e3y sao ch\u00e9p (copy) \u0111\u1ecba ch\u1ec9 IP n\u00e0y \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 ch\u00ednh x\u00e1c tuy\u1ec7t \u0111\u1ed1i, tr\u00e1nh g\u00f5 l\u1ea1i b\u1eb1ng tay.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Buoc-2-Dang-nhap-vao-trang-quan-tri-domain\"><\/span>B\u01b0\u1edbc 2: \u0110\u0103ng nh\u1eadp v\u00e0o trang qu\u1ea3n tr\u1ecb domain<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Ti\u1ebfp theo, h\u00e3y truy c\u1eadp v\u00e0o trang web c\u1ee7a nh\u00e0 cung c\u1ea5p t\u00ean mi\u1ec1n v\u00e0 \u0111\u0103ng nh\u1eadp. T\u1ea1i \u0111\u00e2y, b\u1ea1n c\u1ea7n t\u00ecm \u0111\u1ebfn khu v\u1ef1c qu\u1ea3n l\u00fd t\u00ean mi\u1ec1n c\u1ee7a m\u00ecnh v\u00e0 t\u00ecm m\u1ed9t t\u00f9y ch\u1ecdn c\u00f3 t\u00ean l\u00e0 &#8220;Qu\u1ea3n l\u00fd DNS&#8221;, &#8220;DNS Management&#8221;, ho\u1eb7c &#8220;C\u1ea5u h\u00ecnh DNS&#8221;.<\/p>\n<p>Tr\u01b0\u1eddng h\u1ee3p b\u1ea1n mua v\u00e0 s\u1eed d\u1ee5ng domain t\u1ea1i InterData, vui l\u00f2ng truy c\u1eadp <a href=\"https:\/\/dns.interdata.vn\/\">dns.interdata.vn<\/a> \u0111\u1ec3 th\u1ef1c hi\u1ec7n c\u1ea5u h\u00ecnh DNS (Th\u00f4ng tin t\u00e0i kho\u1ea3n v\u00e0 m\u1eadt kh\u1ea9u truy c\u1eadp DNS s\u1ebd \u0111\u01b0\u1ee3c g\u1eedi qua email).<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/06\/ZoneDNS-InterData.jpg\" alt=\"ZoneDNS-InterData\" width=\"600\" height=\"411\" class=\"aligncenter size-full wp-image-30487\" title=\"\" srcset=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/06\/ZoneDNS-InterData.jpg 600w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/06\/ZoneDNS-InterData-300x206.jpg 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Buoc-3-Cau-hinh-ban-ghi-A\"><\/span>B\u01b0\u1edbc 3: C\u1ea5u h\u00ecnh b\u1ea3n ghi A<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0110\u00e2y l\u00e0 b\u01b0\u1edbc quan tr\u1ecdng nh\u1ea5t. Trong giao di\u1ec7n qu\u1ea3n l\u00fd DNS, b\u1ea1n s\u1ebd ti\u1ebfn h\u00e0nh t\u1ea1o ho\u1eb7c ch\u1ec9nh s\u1eeda m\u1ed9t b\u1ea3n ghi A. Th\u00f4ng th\u01b0\u1eddng, b\u1ea1n s\u1ebd th\u1ea5y m\u1ed9t b\u1ea3ng v\u1edbi c\u00e1c c\u1ed9t \u0111\u1ec3 \u0111i\u1ec1n th\u00f4ng tin.<\/p>\n<p>H\u00e3y \u0111i\u1ec1n c\u00e1c th\u00f4ng s\u1ed1 nh\u01b0 sau:<\/p>\n<ul>\n<li><strong>T\u00ean b\u1ea3n ghi \/ Host \/ Name:<\/strong> \u0110i\u1ec1n k\u00fd t\u1ef1 <code>@<\/code>. K\u00fd t\u1ef1 <code>@<\/code> \u0111\u1ea1i di\u1ec7n cho t\u00ean mi\u1ec1n ch\u00ednh c\u1ee7a b\u1ea1n.<\/li>\n<li><strong>Lo\u1ea1i \/ Type:<\/strong> Ch\u1ecdn <code>A<\/code> t\u1eeb danh s\u00e1ch th\u1ea3 xu\u1ed1ng.<\/li>\n<li><strong>Gi\u00e1 tr\u1ecb \/ Value \/ Points to:<\/strong> D\u00e1n \u0111\u1ecba ch\u1ec9 IP c\u1ee7a VPS m\u00e0 b\u1ea1n \u0111\u00e3 sao ch\u00e9p \u1edf b\u01b0\u1edbc 1.<\/li>\n<li><strong>TTL (<a href=\"https:\/\/interdata.vn\/blog\/ttl-la-gi\/\">Time To Live<\/a>):<\/strong> B\u1ea1n c\u00f3 th\u1ec3 \u0111\u1ec3 gi\u00e1 tr\u1ecb m\u1eb7c \u0111\u1ecbnh (th\u01b0\u1eddng l\u00e0 3600 gi\u00e2y ho\u1eb7c 1 gi\u1edd).<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/06\/Nhap-ban-ghi-A.jpg\" alt=\"Nh\u1eadp b\u1ea3n ghi A\" width=\"600\" height=\"381\" class=\"aligncenter size-full wp-image-30477\" title=\"\" srcset=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/06\/Nhap-ban-ghi-A.jpg 600w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/06\/Nhap-ban-ghi-A-300x191.jpg 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>\u0110\u1ec3 website c\u00f3 th\u1ec3 truy c\u1eadp \u0111\u01b0\u1ee3c v\u1edbi c\u1ea3 ti\u1ec1n t\u1ed1 <code>www<\/code>, b\u1ea1n n\u00ean t\u1ea1o th\u00eam m\u1ed9t b\u1ea3n ghi CNAME:<\/p>\n<ul>\n<li><strong>T\u00ean b\u1ea3n ghi \/ Host \/ Name:<\/strong> \u0110i\u1ec1n <code>www<\/code>.<\/li>\n<li><strong>Lo\u1ea1i \/ Type:<\/strong> Ch\u1ecdn <code>CNAME<\/code>.<\/li>\n<li><strong>Gi\u00e1 tr\u1ecb \/ Value \/ Points to:<\/strong> \u0110i\u1ec1n <code>@<\/code> ho\u1eb7c t\u00ean mi\u1ec1n ch\u00ednh c\u1ee7a b\u1ea1n (v\u00ed d\u1ee5: <code>interdata.vn<\/code>).<\/li>\n<li><strong>TTL:<\/strong> \u0110\u1ec3 gi\u00e1 tr\u1ecb m\u1eb7c \u0111\u1ecbnh.<\/li>\n<\/ul>\n<p>Sau khi \u0111i\u1ec1n xong, h\u00e3y nh\u1ea5n n\u00fat &#8220;L\u01b0u&#8221; (Save) ho\u1eb7c &#8220;Th\u00eam b\u1ea3n ghi&#8221; (Add Record).<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/06\/Nhap-ban-ghi-CNAME.jpg\" alt=\"Nh\u1eadp b\u1ea3n ghi CNAME\" width=\"600\" height=\"384\" class=\"aligncenter size-full wp-image-30478\" title=\"\" srcset=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/06\/Nhap-ban-ghi-CNAME.jpg 600w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/06\/Nhap-ban-ghi-CNAME-300x192.jpg 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>Sau khi ho\u00e0n th\u00e0nh b\u1ea1n th\u1ea5y k\u1ebft qu\u1ea3 nh\u01b0 sau:<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/06\/Ket-qua-ban-ghi-DNS.jpg\" alt=\"K\u1ebft qu\u1ea3 b\u1ea3n ghi DNS\" width=\"600\" height=\"229\" class=\"aligncenter size-full wp-image-30476\" title=\"\" srcset=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/06\/Ket-qua-ban-ghi-DNS.jpg 600w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/06\/Ket-qua-ban-ghi-DNS-300x115.jpg 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Cach-kiem-tra-domain-da-nhan-VPS-chua\"><\/span>C\u00e1ch ki\u1ec3m tra domain \u0111\u00e3 nh\u1eadn VPS ch\u01b0a?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Sau khi b\u1ea1n l\u01b0u c\u1ea5u h\u00ecnh, h\u1ec7 th\u1ed1ng DNS c\u1ea7n m\u1ed9t kho\u1ea3ng th\u1eddi gian \u0111\u1ec3 c\u1eadp nh\u1eadt tr\u00ean to\u00e0n c\u1ea7u. Qu\u00e1 tr\u00ecnh n\u00e0y \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 qu\u00e1 tr\u00ecnh DNS propagation. Thay v\u00ec ng\u1ed3i \u0111\u1ee3i trong s\u1ed1t ru\u1ed9t, b\u1ea1n c\u00f3 th\u1ec3 ch\u1ee7 \u0111\u1ed9ng ki\u1ec3m tra b\u1eb1ng c\u00e1c c\u00f4ng c\u1ee5 sau.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Dung-cong-cu-online\"><\/span>D\u00f9ng c\u00f4ng c\u1ee5 online<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>C\u00e1ch nhanh v\u00e0 tr\u1ef1c quan nh\u1ea5t l\u00e0 s\u1eed d\u1ee5ng c\u00e1c trang web ki\u1ec3m tra DNS. M\u1ed9t trong nh\u1eefng c\u00f4ng c\u1ee5 ph\u1ed5 bi\u1ebfn v\u00e0 \u0111\u00e1ng tin c\u1eady l\u00e0 <a href=\"https:\/\/dnschecker.org\/\" rel=\"nofollow noopener\" target=\"_blank\">dnschecker.org<\/a>. H\u00e3y truy c\u1eadp trang n\u00e0y, nh\u1eadp t\u00ean mi\u1ec1n c\u1ee7a b\u1ea1n, ch\u1ecdn lo\u1ea1i b\u1ea3n ghi l\u00e0 &#8220;A&#8221; v\u00e0 nh\u1ea5n &#8220;Search&#8221;. N\u1ebfu b\u1ea1n th\u1ea5y c\u00e1c d\u1ea5u t\u00edch m\u00e0u xanh l\u00e1 c\u00e2y c\u00f9ng \u0111\u1ecba ch\u1ec9 IP m\u1edbi c\u1ee7a VPS hi\u1ec7n ra \u1edf nhi\u1ec1u \u0111\u1ecba \u0111i\u1ec3m, \u0111i\u1ec1u \u0111\u00f3 c\u00f3 ngh\u0129a l\u00e0 qu\u00e1 tr\u00ecnh c\u1eadp nh\u1eadt \u0111\u00e3 th\u00e0nh c\u00f4ng.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Dung-lenh-Ping-tren-may-tinh\"><\/span>D\u00f9ng l\u1ec7nh Ping tr\u00ean m\u00e1y t\u00ednh<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Tr\u00ean m\u00e1y t\u00ednh Windows, b\u1ea1n m\u1edf Command Prompt. Tr\u00ean macOS ho\u1eb7c <a href=\"https:\/\/interdata.vn\/blog\/he-dieu-hanh-linux-la-gi\/\">Linux<\/a>, b\u1ea1n m\u1edf Terminal. Sau \u0111\u00f3, g\u00f5 l\u1ec7nh sau v\u00e0 nh\u1ea5n Enter: <code>ping tenmiencuaban.com<\/code><\/p>\n<p>N\u1ebfu k\u1ebft qu\u1ea3 tr\u1ea3 v\u1ec1 d\u00f2ng &#8220;Reply from&#8230;&#8221; k\u00e8m theo \u0111\u00fang \u0111\u1ecba ch\u1ec9 IP c\u1ee7a VPS, xin ch\u00fac m\u1eebng, b\u1ea1n \u0111\u00e3 tr\u1ecf domain th\u00e0nh c\u00f4ng!<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Cac-loi-thuong-gap-khi-tro-domain-ve-VPS-va-cach-xu-ly\"><\/span>C\u00e1c l\u1ed7i th\u01b0\u1eddng g\u1eb7p khi tr\u1ecf domain v\u1ec1 VPS v\u00e0 c\u00e1ch x\u1eed l\u00fd<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Kinh nghi\u1ec7m v\u1eadn h\u00e0nh h\u1ec7 th\u1ed1ng c\u1ee7a InterData cho th\u1ea5y, ng\u01b0\u1eddi d\u00f9ng m\u1edbi th\u01b0\u1eddng g\u1eb7p ph\u1ea3i m\u1ed9t v\u00e0i s\u1ef1 c\u1ed1 sau. \u0110\u1eebng lo l\u1eafng, h\u1ea7u h\u1ebft ch\u00fang \u0111\u1ec1u c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c gi\u1ea3i quy\u1ebft nhanh ch\u00f3ng.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/06\/Cach-tro-domain-ve-VPS-02.jpg\" alt=\"C\u00e1ch tr\u1ecf domain v\u1ec1 VPS\" width=\"600\" height=\"400\" class=\"aligncenter size-full wp-image-30474\" title=\"\" srcset=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/06\/Cach-tro-domain-ve-VPS-02.jpg 600w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/06\/Cach-tro-domain-ve-VPS-02-300x200.jpg 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Loi-1-Doi-qua-lau-domain-chua-nhan-IP\"><\/span>L\u1ed7i 1: \u0110\u1ee3i qu\u00e1 l\u00e2u domain ch\u01b0a nh\u1eadn IP<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Nguy\u00ean nh\u00e2n ch\u00ednh l\u00e0 do c\u01a1 ch\u1ebf l\u01b0u <a href=\"https:\/\/interdata.vn\/blog\/bo-nho-dem-la-gi\/\">b\u1ed9 nh\u1edb \u0111\u1ec7m<\/a> (cache) c\u1ee7a DNS. M\u1ed7i b\u1ea3n ghi \u0111\u1ec1u c\u00f3 m\u1ed9t th\u00f4ng s\u1ed1 TTL (Time To Live). N\u1ebfu TTL \u0111\u01b0\u1ee3c \u0111\u1eb7t l\u00e0 3600, c\u00e1c m\u00e1y ch\u1ee7 DNS tr\u00ean th\u1ebf gi\u1edbi s\u1ebd l\u01b0u th\u00f4ng tin c\u0169 trong 1 gi\u1edd tr\u01b0\u1edbc khi ki\u1ec3m tra l\u1ea1i.<\/p>\n<p><strong>Gi\u1ea3i ph\u00e1p:<\/strong> H\u00e3y ki\u00ean nh\u1eabn. Qu\u00e1 tr\u00ecnh n\u00e0y c\u00f3 th\u1ec3 m\u1ea5t t\u1eeb 5 ph\u00fat \u0111\u1ebfn t\u1ed1i \u0111a 24 gi\u1edd trong m\u1ed9t s\u1ed1 tr\u01b0\u1eddng h\u1ee3p hi\u1ebfm g\u1eb7p.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Loi-2-Web-bao-loi-%E2%80%9CConnection-Timed-Out%E2%80%9D\"><\/span>L\u1ed7i 2: Web b\u00e1o l\u1ed7i &#8220;Connection Timed Out&#8221;<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>B\u1ea1n \u0111\u00e3 ki\u1ec3m tra th\u1ea5y domain tr\u1ecf v\u1ec1 \u0111\u00fang IP nh\u01b0ng tr\u00ecnh duy\u1ec7t l\u1ea1i b\u00e1o l\u1ed7i h\u1ebft th\u1eddi gian ch\u1edd k\u1ebft n\u1ed1i. L\u1ed7i n\u00e0y 90% xu\u1ea5t ph\u00e1t t\u1eeb <a href=\"https:\/\/interdata.vn\/blog\/tuong-lua-firewall\/\">t\u01b0\u1eddng l\u1eeda<\/a> (Firewall) tr\u00ean VPS c\u1ee7a b\u1ea1n. T\u01b0\u1eddng l\u1eeda \u0111ang ch\u1eb7n c\u00e1c k\u1ebft n\u1ed1i \u0111\u1ebfn t\u1eeb b\u00ean ngo\u00e0i.<\/p>\n<p><strong>Gi\u1ea3i ph\u00e1p:<\/strong> H\u00e3y truy c\u1eadp VPS v\u00e0 m\u1edf c\u1ed5ng 80 (cho giao th\u1ee9c HTTP) v\u00e0 c\u1ed5ng 443 (cho <a href=\"https:\/\/interdata.vn\/blog\/giao-thuc-https-la-gi\/\">giao th\u1ee9c HTTPS<\/a>). M\u1ed7i <a href=\"https:\/\/interdata.vn\/blog\/he-dieu-hanh\/\">h\u1ec7 \u0111i\u1ec1u h\u00e0nh<\/a> v\u00e0 control panel c\u00f3 c\u00e1ch th\u1ef1c hi\u1ec7n kh\u00e1c nhau.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Loi-3-Truy-cap-domain-ra-trang-mac-dinh\"><\/span>L\u1ed7i 3: Truy c\u1eadp domain ra trang m\u1eb7c \u0111\u1ecbnh<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Domain \u0111\u00e3 tr\u1ecf v\u1ec1 \u0111\u00fang IP, k\u1ebft n\u1ed1i c\u0169ng th\u00f4ng su\u1ed1t, nh\u01b0ng khi truy c\u1eadp l\u1ea1i hi\u1ec7n ra trang ch\u00e0o m\u1eebng m\u1eb7c \u0111\u1ecbnh c\u1ee7a <a href=\"https:\/\/interdata.vn\/blog\/apache-la-gi\/\">Apache<\/a> ho\u1eb7c <a href=\"https:\/\/interdata.vn\/blog\/nginx-la-gi\/\">Nginx<\/a> thay v\u00ec website c\u1ee7a b\u1ea1n. \u0110i\u1ec1u n\u00e0y x\u1ea3y ra v\u00ec b\u1ea1n ch\u01b0a cho <a href=\"https:\/\/interdata.vn\/blog\/web-server\/\">m\u00e1y ch\u1ee7 web<\/a> bi\u1ebft ph\u1ea3i l\u00e0m g\u00ec khi c\u00f3 y\u00eau c\u1ea7u \u0111\u1ebfn t\u1eeb t\u00ean mi\u1ec1n \u0111\u00f3.<\/p>\n<p><strong>Gi\u1ea3i ph\u00e1p:<\/strong> B\u1ea1n c\u1ea7n c\u1ea5u h\u00ecnh Virtual Host (tr\u00ean Apache) ho\u1eb7c Server Block (tr\u00ean Nginx) cho t\u00ean mi\u1ec1n c\u1ee7a m\u00ecnh. File c\u1ea5u h\u00ecnh n\u00e0y s\u1ebd ch\u1ec9 \u0111\u1ecbnh th\u01b0 m\u1ee5c g\u1ed1c (document root) ch\u1ee9a <a href=\"https:\/\/interdata.vn\/blog\/source-code-la-gi\/\">m\u00e3 ngu\u1ed3n<\/a> website c\u1ee7a b\u1ea1n.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Cau-hoi-thuong-gap-FAQ\"><\/span>C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p (FAQ)<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"Tro-subdomain-ve-VPS-the-nao\"><\/span>Tr\u1ecf subdomain v\u1ec1 VPS th\u1ebf n\u00e0o?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0110\u1ec3 tr\u1ecf m\u1ed9t subdomain (v\u00ed d\u1ee5 <code>blog.tenmiencuaban.com<\/code>), b\u1ea1n ch\u1ec9 c\u1ea7n t\u1ea1o m\u1ed9t b\u1ea3n ghi A m\u1edbi. Trong \u0111\u00f3, ph\u1ea7n T\u00ean b\u1ea3n ghi \/ Host b\u1ea1n \u0111i\u1ec1n l\u00e0 <code>blog<\/code> (thay v\u00ec <code>@<\/code>), v\u00e0 ph\u1ea7n Gi\u00e1 tr\u1ecb b\u1ea1n \u0111i\u1ec1n IP c\u1ee7a VPS.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"TTL-la-gi-nen-dat-bao-nhieu\"><\/span>TTL l\u00e0 g\u00ec, n\u00ean \u0111\u1eb7t bao nhi\u00eau?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>TTL (Time To Live) l\u00e0 th\u1eddi gian (t\u00ednh b\u1eb1ng gi\u00e2y) m\u00e0 m\u1ed9t b\u1ea3n ghi DNS \u0111\u01b0\u1ee3c ph\u00e9p l\u01b0u trong b\u1ed9 nh\u1edb \u0111\u1ec7m. TTL th\u1ea5p gi\u00fap c\u00e1c thay \u0111\u1ed5i DNS c\u1eadp nh\u1eadt nhanh h\u01a1n, nh\u01b0ng l\u00e0m t\u0103ng s\u1ed1 l\u01b0\u1ee3ng <a href=\"https:\/\/interdata.vn\/blog\/query-la-gi\/\">truy v\u1ea5n<\/a>. TTL cao th\u00ec ng\u01b0\u1ee3c l\u1ea1i. Gi\u00e1 tr\u1ecb m\u1eb7c \u0111\u1ecbnh (th\u01b0\u1eddng l\u00e0 3600) l\u00e0 ph\u00f9 h\u1ee3p cho h\u1ea7u h\u1ebft c\u00e1c tr\u01b0\u1eddng h\u1ee3p.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Co-can-dung-Nameserver-trung-gian-nhu-Cloudflare-khong\"><\/span>C\u00f3 c\u1ea7n d\u00f9ng Nameserver trung gian nh\u01b0 Cloudflare kh\u00f4ng?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>S\u1eed d\u1ee5ng Nameserver c\u1ee7a Cloudflare mang l\u1ea1i nhi\u1ec1u l\u1ee3i \u00edch nh\u01b0 t\u0103ng t\u1ed1c \u0111\u1ed9, b\u1ea3o m\u1eadt, v\u00e0 che gi\u1ea5u \u0111\u1ecba ch\u1ec9 IP g\u1ed1c c\u1ee7a VPS. \u0110\u00e2y l\u00e0 m\u1ed9t b\u01b0\u1edbc n\u00e2ng cao \u0111\u01b0\u1ee3c khuy\u1ebfn kh\u00edch sau khi b\u1ea1n \u0111\u00e3 tr\u1ecf domain v\u1ec1 VPS th\u00e0nh c\u00f4ng v\u00e0 website ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh.<\/p>\n<p>Vi\u1ec7c qu\u1ea3n tr\u1ecb m\u1ed9t VPS mang l\u1ea1i cho b\u1ea1n s\u1ee9c m\u1ea1nh to l\u1edbn. Hy v\u1ecdng r\u1eb1ng v\u1edbi b\u00e0i h\u01b0\u1edbng d\u1eabn chi ti\u1ebft t\u1eeb InterData, b\u1ea1n \u0111\u00e3 c\u00f3 th\u1ec3 t\u1ef1 tin th\u1ef1c hi\u1ec7n b\u01b0\u1edbc \u0111\u1ea7u ti\u00ean tr\u00ean h\u00e0nh tr\u00ecnh chinh ph\u1ee5c kh\u00f4ng gian s\u1ed1 c\u1ee7a ri\u00eang m\u00ecnh.<\/p>\n<p>N\u1ebfu b\u1ea1n \u0111ang t\u00ecm ki\u1ebfm m\u1ed9t gi\u1ea3i ph\u00e1p VPS hi\u1ec7u n\u0103ng cao v\u1edbi \u1ed5 c\u1ee9ng NVMe t\u1ed1c \u0111\u1ed9 cao v\u00e0 h\u1ed7 tr\u1ee3 k\u1ef9 thu\u1eadt chuy\u00ean nghi\u1ec7p, h\u00e3y tham kh\u1ea3o <a target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/interdata.vn\/thue-vps\/#pricing\"><strong>b\u1ea3ng gi\u00e1 thu\u00ea VPS SSD NVMe gi\u00e1 r\u1ebb &#8211; Hi\u1ec7u n\u0103ng cao &#8211; D\u00f9ng th\u1eed mi\u1ec5n ph\u00ed<\/strong><\/a><strong>.<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Vi\u1ec7c s\u1edf h\u1eefu m\u1ed9t VPS (Virtual Private Server) mang l\u1ea1i cho b\u1ea1n to\u00e0n quy\u1ec1n ki\u1ec3m so\u00e1t, hi\u1ec7u n\u0103ng v\u01b0\u1ee3t tr\u1ed9i v\u00e0 kh\u1ea3 n\u0103ng t\u00f9y bi\u1ebfn kh\u00f4ng gi\u1edbi h\u1ea1n. \u0110\u1ec3 bi\u1ebfn nh\u1eefng l\u1ee3i th\u1ebf \u0111\u00f3 th\u00e0nh m\u1ed9t website ho\u00e0n ch\u1ec9nh, b\u01b0\u1edbc \u0111\u1ea7u ti\u00ean v\u00e0 quan tr\u1ecdng nh\u1ea5t ch\u00ednh l\u00e0 tr\u1ecf t\u00ean mi\u1ec1n v\u1ec1 VPS. B\u00e0i vi\u1ebft<\/p>\n","protected":false},"author":2,"featured_media":30475,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[49],"tags":[],"class_list":["post-30465","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-vps"],"_links":{"self":[{"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/posts\/30465","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/comments?post=30465"}],"version-history":[{"count":7,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/posts\/30465\/revisions"}],"predecessor-version":[{"id":30496,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/posts\/30465\/revisions\/30496"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/media\/30475"}],"wp:attachment":[{"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/media?parent=30465"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/categories?post=30465"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/tags?post=30465"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}