{"id":213,"date":"2025-07-26T08:57:58","date_gmt":"2025-07-26T01:57:58","guid":{"rendered":"https:\/\/uynghi.com\/?p=213"},"modified":"2025-07-26T09:03:43","modified_gmt":"2025-07-26T02:03:43","slug":"domain-la-gi-vai-tro-va-cong-dung-cua-domain","status":"publish","type":"post","link":"https:\/\/uynghi.com\/domain-la-gi-vai-tro-va-cong-dung-cua-domain\/","title":{"rendered":"Domain l\u00e0 g\u00ec? Vai tr\u00f2 v\u00e0 c\u00f4ng d\u1ee5ng c\u1ee7a Domain"},"content":{"rendered":"\n

Domain<\/strong>, hay c\u00f2n g\u1ecdi l\u00e0 t\u00ean mi\u1ec1n<\/strong>, l\u00e0 \u0111\u1ecba ch\u1ec9 c\u1ee7a m\u1ed9t website tr\u00ean internet. N\u00f3 \u0111\u00f3ng vai tr\u00f2 nh\u01b0 \u0111\u1ecba ch\u1ec9 nh\u00e0 c\u1ee7a b\u1ea1n tr\u00ean th\u1ebf gi\u1edbi \u1ea3o, gi\u00fap m\u1ecdi ng\u01b0\u1eddi t\u00ecm th\u1ea5y v\u00e0 truy c\u1eadp v\u00e0o website m\u1ed9t c\u00e1ch d\u1ec5 d\u00e0ng.<\/p>\n\n\n\n

Thay v\u00ec ph\u1ea3i nh\u1edb m\u1ed9t d\u00e3y s\u1ed1 \u0111\u1ecba ch\u1ec9 IP (Internet Protocol) ph\u1ee9c t\u1ea1p nh\u01b0 “172.217.14.238”, b\u1ea1n ch\u1ec9 c\u1ea7n nh\u1edb v\u00e0 g\u00f5 t\u00ean mi\u1ec1n “google.com” \u0111\u1ec3 truy c\u1eadp v\u00e0o Google.<\/p>\n\n\n\n

C\u1ea5u tr\u00fac c\u1ee7a Domain<\/h3>\n\n\n\n

M\u1ed9t t\u00ean mi\u1ec1n ho\u00e0n ch\u1ec9nh th\u01b0\u1eddng c\u00f3 hai ph\u1ea7n ch\u00ednh:<\/p>\n\n\n\n

    \n
  • T\u00ean trang web (Second-level domain – SLD):<\/strong> \u0110\u00e2y l\u00e0 ph\u1ea7n b\u1ea1n t\u1ef1 ch\u1ecdn, th\u01b0\u1eddng l\u00e0 t\u00ean th\u01b0\u01a1ng hi\u1ec7u, c\u00f4ng ty, s\u1ea3n ph\u1ea9m ho\u1eb7c d\u1ecbch v\u1ee5 c\u1ee7a b\u1ea1n (v\u00ed d\u1ee5: “google” trong “google.com”).<\/li>\n\n\n\n
  • Ph\u1ea7n m\u1edf r\u1ed9ng (Top-level domain – TLD):<\/strong> \u0110\u00e2y l\u00e0 ph\u1ea7n n\u1eb1m sau d\u1ea5u ch\u1ea5m, th\u1ec3 hi\u1ec7n lo\u1ea1i h\u00ecnh ho\u1eb7c qu\u1ed1c gia c\u1ee7a website (v\u00ed d\u1ee5: “.com”, “.vn”, “.org”).<\/li>\n<\/ul>\n\n\n\n

    V\u00ed d\u1ee5: V\u1edbi t\u00ean mi\u1ec1n www.example.com<\/strong>:<\/p>\n\n\n\n

      \n
    • “www” l\u00e0 t\u00ean m\u00e1y ch\u1ee7 (hostname – t\u00f9y ch\u1ecdn).<\/li>\n\n\n\n
    • “example” l\u00e0 t\u00ean trang web (SLD).<\/li>\n\n\n\n
    • “.com” l\u00e0 ph\u1ea7n m\u1edf r\u1ed9ng (TLD).<\/li>\n<\/ul>\n\n\n\n

      C\u00e1c lo\u1ea1i Domain ph\u1ed5 bi\u1ebfn<\/h3>\n\n\n\n

      T\u00ean mi\u1ec1n \u0111\u01b0\u1ee3c ph\u00e2n lo\u1ea1i d\u1ef1a tr\u00ean ph\u1ea7n m\u1edf r\u1ed9ng (TLD), bao g\u1ed3m:<\/p>\n\n\n\n

        \n
      • T\u00ean mi\u1ec1n c\u1ea5p cao nh\u1ea5t d\u00f9ng chung (gTLDs – generic Top-level Domains):<\/strong>\n
          \n
        • .com<\/strong>: D\u00e0nh cho c\u00e1c trang web th\u01b0\u01a1ng m\u1ea1i (ph\u1ed5 bi\u1ebfn nh\u1ea5t).<\/li>\n\n\n\n
        • .org<\/strong>: D\u00e0nh cho c\u00e1c t\u1ed5 ch\u1ee9c (th\u01b0\u1eddng l\u00e0 phi l\u1ee3i nhu\u1eadn).<\/li>\n\n\n\n
        • .net<\/strong>: D\u00e0nh cho c\u00e1c t\u1ed5 ch\u1ee9c li\u00ean quan \u0111\u1ebfn m\u1ea1ng l\u01b0\u1edbi.<\/li>\n\n\n\n
        • .edu<\/strong>: D\u00e0nh cho c\u00e1c t\u1ed5 ch\u1ee9c gi\u00e1o d\u1ee5c.<\/li>\n\n\n\n
        • .gov<\/strong>: D\u00e0nh cho c\u00e1c c\u01a1 quan ch\u00ednh ph\u1ee7.<\/li>\n\n\n\n
        • .info<\/strong>: D\u00e0nh cho c\u00e1c trang web cung c\u1ea5p th\u00f4ng tin.<\/li>\n\n\n\n
        • .biz<\/strong>: D\u00e0nh cho c\u00e1c doanh nghi\u1ec7p.<\/li>\n\n\n\n
        • V\u00e0 nhi\u1ec1u gTLDs m\u1edbi kh\u00e1c nh\u01b0 .app, .blog, .design…<\/li>\n<\/ul>\n<\/li>\n\n\n\n
        • T\u00ean mi\u1ec1n qu\u1ed1c gia c\u1ea5p cao nh\u1ea5t (ccTLDs – country code Top-level Domains):<\/strong> D\u00e0nh cho c\u00e1c qu\u1ed1c gia ho\u1eb7c v\u00f9ng l\u00e3nh th\u1ed5 c\u1ee5 th\u1ec3.\n
            \n
          • .vn<\/strong>: Vi\u1ec7t Nam<\/li>\n\n\n\n
          • .us<\/strong>: Hoa K\u1ef3<\/li>\n\n\n\n
          • .uk<\/strong>: V\u01b0\u01a1ng qu\u1ed1c Anh<\/li>\n\n\n\n
          • .de<\/strong>: \u0110\u1ee9c<\/li>\n\n\n\n
          • .jp<\/strong>: Nh\u1eadt B\u1ea3n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n

            Vai tr\u00f2 v\u00e0 c\u00f4ng d\u1ee5ng c\u1ee7a Domain<\/h3>\n\n\n\n

            Domain \u0111\u00f3ng vai tr\u00f2 c\u1ef1c k\u1ef3 quan tr\u1ecdng \u0111\u1ed1i v\u1edbi m\u1ed9t website:<\/p>\n\n\n\n

              \n
            1. D\u1ec5 nh\u1edb v\u00e0 truy c\u1eadp:<\/strong> Gi\u00fap ng\u01b0\u1eddi d\u00f9ng d\u1ec5 d\u00e0ng ghi nh\u1edb v\u00e0 truy c\u1eadp website thay v\u00ec ph\u1ea3i nh\u1edb d\u00e3y s\u1ed1 IP ph\u1ee9c t\u1ea1p.<\/li>\n\n\n\n
            2. \u0110\u1ecbnh danh v\u00e0 nh\u1eadn di\u1ec7n th\u01b0\u01a1ng hi\u1ec7u:<\/strong> M\u1ed9t t\u00ean mi\u1ec1n \u0111\u1ed9c \u0111\u00e1o v\u00e0 ph\u00f9 h\u1ee3p gi\u00fap x\u00e2y d\u1ef1ng v\u00e0 c\u1ee7ng c\u1ed1 th\u01b0\u01a1ng hi\u1ec7u c\u1ee7a c\u00e1 nh\u00e2n, t\u1ed5 ch\u1ee9c hay doanh nghi\u1ec7p tr\u00ean internet.<\/li>\n\n\n\n
            3. T\u1ea1o s\u1ef1 chuy\u00ean nghi\u1ec7p:<\/strong> S\u1edf h\u1eefu m\u1ed9t t\u00ean mi\u1ec1n ri\u00eang gi\u00fap website tr\u1edf n\u00ean chuy\u00ean nghi\u1ec7p v\u00e0 \u0111\u00e1ng tin c\u1eady h\u01a1n.<\/li>\n\n\n\n
            4. H\u1ed7 tr\u1ee3 SEO:<\/strong> T\u00ean mi\u1ec1n c\u00f3 li\u00ean quan \u0111\u1ebfn n\u1ed9i dung ho\u1eb7c ch\u1ee9a t\u1eeb kh\u00f3a c\u00f3 th\u1ec3 g\u00f3p ph\u1ea7n t\u1ed1i \u01b0u h\u00f3a c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm (SEO), gi\u00fap website \u0111\u1ea1t th\u1ee9 h\u1ea1ng cao h\u01a1n tr\u00ean Google.<\/li>\n\n\n\n
            5. T\u1ea1o \u0111\u1ecba ch\u1ec9 email chuy\u00ean nghi\u1ec7p:<\/strong> B\u1ea1n c\u00f3 th\u1ec3 t\u1ea1o c\u00e1c \u0111\u1ecba ch\u1ec9 email ri\u00eang theo t\u00ean mi\u1ec1n c\u1ee7a m\u00ecnh (v\u00ed d\u1ee5: yourname@yourdomain.com<\/code>), t\u0103ng t\u00ednh chuy\u00ean nghi\u1ec7p trong giao ti\u1ebfp.<\/li>\n<\/ol>\n\n\n\n

              T\u00f3m l\u1ea1i, domain l\u00e0 m\u1ed9t ph\u1ea7n kh\u00f4ng th\u1ec3 thi\u1ebfu \u0111\u1ec3 website c\u1ee7a b\u1ea1n c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng v\u00e0 \u0111\u01b0\u1ee3c nh\u1eadn di\u1ec7n tr\u00ean internet.<\/p>\n","protected":false},"excerpt":{"rendered":"

              Domain, hay c\u00f2n g\u1ecdi l\u00e0 t\u00ean mi\u1ec1n, l\u00e0 \u0111\u1ecba ch\u1ec9 c\u1ee7a m\u1ed9t website tr\u00ean internet. N\u00f3 \u0111\u00f3ng vai tr\u00f2 nh\u01b0 […]<\/p>\n","protected":false},"author":13,"featured_media":215,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[],"class_list":["post-213","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-thong-tin"],"views":445,"_links":{"self":[{"href":"https:\/\/uynghi.com\/rest-api\/wp\/v2\/posts\/213","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/uynghi.com\/rest-api\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/uynghi.com\/rest-api\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/uynghi.com\/rest-api\/wp\/v2\/users\/13"}],"replies":[{"embeddable":true,"href":"https:\/\/uynghi.com\/rest-api\/wp\/v2\/comments?post=213"}],"version-history":[{"count":3,"href":"https:\/\/uynghi.com\/rest-api\/wp\/v2\/posts\/213\/revisions"}],"predecessor-version":[{"id":217,"href":"https:\/\/uynghi.com\/rest-api\/wp\/v2\/posts\/213\/revisions\/217"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/uynghi.com\/rest-api\/wp\/v2\/media\/215"}],"wp:attachment":[{"href":"https:\/\/uynghi.com\/rest-api\/wp\/v2\/media?parent=213"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/uynghi.com\/rest-api\/wp\/v2\/categories?post=213"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/uynghi.com\/rest-api\/wp\/v2\/tags?post=213"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}