{"id":54687,"date":"2024-10-09T21:07:31","date_gmt":"2024-10-09T13:07:31","guid":{"rendered":"https:\/\/server.hk\/cnblog\/54687\/"},"modified":"2024-10-09T21:07:31","modified_gmt":"2024-10-09T13:07:31","slug":"%e6%aa%a2%e6%9f%a5%e5%9f%9f%e5%90%8d-mx-ptr%ef%bc%88%e5%8f%8d%e5%90%91%e8%a7%a3%e6%9e%90%ef%bc%89%e8%a8%98%e9%8c%84%e7%9a%84%e8%99%95%e7%90%86%e6%96%b9%e6%b3%95","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/54687\/","title":{"rendered":"\u6aa2\u67e5\u57df\u540d MX PTR\uff08\u53cd\u5411\u89e3\u6790\uff09\u8a18\u9304\u7684\u8655\u7406\u65b9\u6cd5"},"content":{"rendered":"<h1 id=\"%e6%aa%a2%e6%9f%a5%e5%9f%9f%e5%90%8d-mx-ptr%ef%bc%88%e5%8f%8d%e5%90%91%e8%a7%a3%e6%9e%90%ef%bc%89%e8%a8%98%e9%8c%84%e7%9a%84%e8%99%95%e7%90%86%e6%96%b9%e6%b3%95-wVJoFCVWwn\">\u6aa2\u67e5\u57df\u540d MX PTR\uff08\u53cd\u5411\u89e3\u6790\uff09\u8a18\u9304\u7684\u8655\u7406\u65b9\u6cd5<\/h1>\n<p>\u5728\u7db2\u7d61\u904b\u71df\u4e2d\uff0c\u57df\u540d\u7cfb\u7d71\uff08DNS\uff09\u626e\u6f14\u8457\u81f3\u95dc\u91cd\u8981\u7684\u89d2\u8272\u3002\u7279\u5225\u662f\u5c0d\u65bc\u96fb\u5b50\u90f5\u4ef6\u670d\u52d9\uff0cMX\uff08Mail Exchange\uff09\u8a18\u9304\u548cPTR\uff08Pointer\uff09\u8a18\u9304\u7684\u6b63\u78ba\u914d\u7f6e\u662f\u78ba\u4fdd\u90f5\u4ef6\u80fd\u5920\u9806\u5229\u767c\u9001\u548c\u63a5\u6536\u7684\u95dc\u9375\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u5982\u4f55\u6aa2\u67e5\u548c\u8655\u7406\u9019\u4e9b\u8a18\u9304\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%afmx%e8%a8%98%e9%8c%84%ef%bc%9f-wVJoFCVWwn\">\u4ec0\u9ebc\u662fMX\u8a18\u9304\uff1f<\/h2>\n<p>MX\u8a18\u9304\u662fDNS\u8a18\u9304\u7684\u4e00\u7a2e\uff0c\u5c08\u9580\u7528\u65bc\u6307\u5b9a\u8ca0\u8cac\u63a5\u6536\u96fb\u5b50\u90f5\u4ef6\u7684\u90f5\u4ef6\u4f3a\u670d\u5668\u3002\u6bcf\u500b\u57df\u540d\u53ef\u4ee5\u6709\u591a\u500bMX\u8a18\u9304\uff0c\u9019\u4e9b\u8a18\u9304\u6703\u6839\u64da\u512a\u5148\u7d1a\u9032\u884c\u6392\u5e8f\u3002\u7576\u90f5\u4ef6\u767c\u9001\u5230\u67d0\u500b\u57df\u540d\u6642\uff0c\u767c\u9001\u4f3a\u670d\u5668\u6703\u67e5\u8a62\u8a72\u57df\u540d\u7684MX\u8a18\u9304\uff0c\u4ee5\u78ba\u5b9a\u61c9\u8a72\u5c07\u90f5\u4ef6\u767c\u9001\u5230\u54ea\u500b\u4f3a\u670d\u5668\u3002<\/p>\n<h3 id=\"%e5%a6%82%e4%bd%95%e6%aa%a2%e6%9f%a5mx%e8%a8%98%e9%8c%84-wVJoFCVWwn\">\u5982\u4f55\u6aa2\u67e5MX\u8a18\u9304<\/h3>\n<p>\u6aa2\u67e5MX\u8a18\u9304\u7684\u65b9\u6cd5\u6709\u5f88\u591a\uff0c\u4ee5\u4e0b\u662f\u5e7e\u7a2e\u5e38\u7528\u7684\u65b9\u6cd5\uff1a<\/p>\n<ul>\n<li><strong>\u4f7f\u7528\u547d\u4ee4\u884c\u5de5\u5177\uff1a<\/strong>\u5728Linux\u6216macOS\u7cfb\u7d71\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/li>\n<\/ul>\n<pre><code>dig MX example.com<\/code><\/pre>\n<p>\u9019\u5c07\u8fd4\u56de\u8a72\u57df\u540d\u7684MX\u8a18\u9304\u53ca\u5176\u512a\u5148\u7d1a\u3002<\/p>\n<ul>\n<li><strong>\u4f7f\u7528\u5728\u7dda\u5de5\u5177\uff1a<\/strong>\u6709\u8a31\u591a\u7db2\u7ad9\u63d0\u4f9bMX\u8a18\u9304\u67e5\u8a62\u670d\u52d9\uff0c\u4f8b\u5982MXToolbox\u7b49\u3002\u53ea\u9700\u8f38\u5165\u57df\u540d\uff0c\u5373\u53ef\u7372\u5f97\u76f8\u95dc\u4fe1\u606f\u3002<\/li>\n<\/ul>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%afptr%e8%a8%98%e9%8c%84%ef%bc%9f-wVJoFCVWwn\">\u4ec0\u9ebc\u662fPTR\u8a18\u9304\uff1f<\/h2>\n<p>PTR\u8a18\u9304\u662f\u7528\u65bc\u53cd\u5411DNS\u67e5\u8a62\u7684\u8a18\u9304\uff0c\u4e3b\u8981\u7528\u65bc\u5c07IP\u5730\u5740\u6620\u5c04\u56de\u57df\u540d\u3002\u9019\u5728\u96fb\u5b50\u90f5\u4ef6\u4f3a\u670d\u5668\u4e2d\u5c24\u70ba\u91cd\u8981\uff0c\u56e0\u70ba\u8a31\u591a\u90f5\u4ef6\u4f3a\u670d\u5668\u6703\u6aa2\u67e5\u767c\u4ef6\u4eba\u7684IP\u5730\u5740\u662f\u5426\u8207\u5176\u8072\u7a31\u7684\u57df\u540d\u5339\u914d\uff0c\u4ee5\u9632\u6b62\u5783\u573e\u90f5\u4ef6\u548c\u6b3a\u8a50\u884c\u70ba\u3002<\/p>\n<h3 id=\"%e5%a6%82%e4%bd%95%e6%aa%a2%e6%9f%a5ptr%e8%a8%98%e9%8c%84-wVJoFCVWwn\">\u5982\u4f55\u6aa2\u67e5PTR\u8a18\u9304<\/h3>\n<p>\u6aa2\u67e5PTR\u8a18\u9304\u7684\u904e\u7a0b\u8207\u6aa2\u67e5MX\u8a18\u9304\u985e\u4f3c\uff0c\u4ee5\u4e0b\u662f\u5e7e\u7a2e\u65b9\u6cd5\uff1a<\/p>\n<ul>\n<li><strong>\u4f7f\u7528\u547d\u4ee4\u884c\u5de5\u5177\uff1a<\/strong>\u5728Linux\u6216macOS\u7cfb\u7d71\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/li>\n<\/ul>\n<pre><code>dig -x 192.0.2.1<\/code><\/pre>\n<p>\u9019\u5c07\u8fd4\u56de\u8a72IP\u5730\u5740\u7684PTR\u8a18\u9304\u3002<\/p>\n<ul>\n<li><strong>\u4f7f\u7528\u5728\u7dda\u5de5\u5177\uff1a<\/strong>\u540c\u6a23\uff0c\u8a31\u591a\u7db2\u7ad9\u63d0\u4f9bPTR\u8a18\u9304\u67e5\u8a62\u670d\u52d9\uff0c\u4f7f\u7528\u8005\u53ea\u9700\u8f38\u5165IP\u5730\u5740\u5373\u53ef\u7372\u5f97\u76f8\u95dc\u4fe1\u606f\u3002<\/li>\n<\/ul>\n<h2 id=\"mx%e5%92%8cptr%e8%a8%98%e9%8c%84%e7%9a%84%e9%85%8d%e7%bd%ae%e5%bb%ba%e8%ad%b0-wVJoFCVWwn\">MX\u548cPTR\u8a18\u9304\u7684\u914d\u7f6e\u5efa\u8b70<\/h2>\n<p>\u5728\u914d\u7f6eMX\u548cPTR\u8a18\u9304\u6642\uff0c\u4ee5\u4e0b\u5e7e\u9ede\u5efa\u8b70\u53ef\u4ee5\u5e6b\u52a9\u78ba\u4fdd\u90f5\u4ef6\u670d\u52d9\u7684\u7a69\u5b9a\u6027\u548c\u5b89\u5168\u6027\uff1a<\/p>\n<ul>\n<li><strong>\u78ba\u4fdd\u4e00\u81f4\u6027\uff1a<\/strong>\u767c\u9001\u90f5\u4ef6\u7684\u4f3a\u670d\u5668\u7684IP\u5730\u5740\u61c9\u8a72\u6709\u5c0d\u61c9\u7684PTR\u8a18\u9304\uff0c\u4e26\u4e14\u8a72PTR\u8a18\u9304\u61c9\u8a72\u6307\u5411\u6b63\u78ba\u7684\u57df\u540d\u3002<\/li>\n<li><strong>\u8a2d\u7f6e\u591a\u500bMX\u8a18\u9304\uff1a<\/strong>\u70ba\u4e86\u63d0\u9ad8\u90f5\u4ef6\u7684\u53ef\u9760\u6027\uff0c\u5efa\u8b70\u8a2d\u7f6e\u591a\u500bMX\u8a18\u9304\uff0c\u4e26\u70ba\u6bcf\u500b\u8a18\u9304\u8a2d\u7f6e\u4e0d\u540c\u7684\u512a\u5148\u7d1a\u3002<\/li>\n<li><strong>\u5b9a\u671f\u6aa2\u67e5\uff1a<\/strong>\u5b9a\u671f\u6aa2\u67e5MX\u548cPTR\u8a18\u9304\u7684\u6b63\u78ba\u6027\uff0c\u4ee5\u9632\u6b62\u56e0\u914d\u7f6e\u932f\u8aa4\u5c0e\u81f4\u7684\u90f5\u4ef6\u4e1f\u5931\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-wVJoFCVWwn\">\u7e3d\u7d50<\/h2>\n<p>\u6aa2\u67e5\u548c\u914d\u7f6e\u57df\u540d\u7684MX\u548cPTR\u8a18\u9304\u662f\u78ba\u4fdd\u96fb\u5b50\u90f5\u4ef6\u670d\u52d9\u6b63\u5e38\u904b\u884c\u7684\u91cd\u8981\u6b65\u9a5f\u3002\u901a\u904e\u4f7f\u7528\u547d\u4ee4\u884c\u5de5\u5177\u6216\u5728\u7dda\u670d\u52d9\uff0c\u60a8\u53ef\u4ee5\u8f15\u9b06\u7372\u53d6\u9019\u4e9b\u8a18\u9304\u7684\u4fe1\u606f\uff0c\u4e26\u6839\u64da\u5efa\u8b70\u9032\u884c\u914d\u7f6e\u3002\u5c0d\u65bc\u9700\u8981\u7a69\u5b9a\u90f5\u4ef6\u670d\u52d9\u7684\u4f01\u696d\u4f86\u8aaa\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4e5f\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002\u4e86\u89e3\u5982\u4f55\u6b63\u78ba\u914d\u7f6e\u9019\u4e9b\u8a18\u9304\uff0c\u5c07\u6709\u52a9\u65bc\u63d0\u5347\u60a8\u7684\u7db2\u7d61\u904b\u71df\u6548\u7387\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3\u5982\u4f55\u6aa2\u67e5\u57df\u540d\u7684MX\u548cPTR\uff08\u53cd\u5411\u89e3\u6790\uff09\u8a18\u9304\uff0c\u78ba\u4fdd\u90f5\u4ef6\u50b3\u905e\u548c\u7db2\u7d61\u5b89\u5168\u6027\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4924],"tags":[],"class_list":["post-54687","post","type-post","status-publish","format-standard","hentry","category-setup-tutorials"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/54687","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=54687"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/54687\/revisions"}],"predecessor-version":[{"id":54688,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/54687\/revisions\/54688"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=54687"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=54687"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=54687"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}