{"id":208668,"date":"2025-09-29T20:20:38","date_gmt":"2025-09-29T12:20:38","guid":{"rendered":"https:\/\/www.server.hk\/blog\/208668\/"},"modified":"2025-09-29T20:20:39","modified_gmt":"2025-09-29T12:20:39","slug":"vps-86","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/208668\/","title":{"rendered":"\u9999\u6e2fVPS\u57df\u540d\u89e3\u6790\u8be6\u89e3\uff1aDNS\u914d\u7f6e\u3001\u89e3\u6790\u751f\u6548\u4e0e\u5e38\u89c1\u95ee\u9898\u901f\u67e5"},"content":{"rendered":"<p>\u5728\u4f7f\u7528\u9999\u6e2fVPS\u6216\u5176\u4ed6\u6258\u7ba1\u670d\u52a1\u65f6\uff0c\u57df\u540d\u89e3\u6790\uff08DNS\uff09\u662f\u786e\u4fdd\u7f51\u7ad9\u3001\u90ae\u4ef6\u548c\u5404\u79cd\u670d\u52a1\u7a33\u5b9a\u8bbf\u95ee\u7684\u57fa\u7840\u3002\u5bf9\u4e8e\u7ad9\u957f\u3001\u4f01\u4e1a\u7528\u6237\u548c\u5f00\u53d1\u8005\uff0c\u6df1\u5165\u7406\u89e3DNS\u914d\u7f6e\u3001\u89e3\u6790\u751f\u6548\u673a\u5236\u4ee5\u53ca\u5e38\u89c1\u6545\u969c\u6392\u67e5\u65b9\u6cd5\uff0c\u80fd\u663e\u8457\u964d\u4f4e\u4e0a\u7ebf\u4e0e\u8fd0\u7ef4\u98ce\u9669\u3002\u672c\u6587\u5c06\u4ece\u539f\u7406\u5230\u5b9e\u8df5\u3001\u5e38\u89c1\u95ee\u9898\u4e0e\u9009\u8d2d\u5efa\u8bae\uff0c\u7cfb\u7edf\u8bb2\u89e3\u9999\u6e2fVPS\u57df\u540d\u89e3\u6790\u7684\u5173\u952e\u6280\u672f\u7ec6\u8282\u3002<\/p>\n<h2>DNS \u57fa\u7840\u539f\u7406\u4e0e\u5173\u952e\u8bb0\u5f55\u7c7b\u578b<\/h2>\n<p>DNS\uff08\u57df\u540d\u7cfb\u7edf\uff09\u5c06\u4eba\u7c7b\u53ef\u8bfb\u7684\u57df\u540d\u6620\u5c04\u4e3a\u673a\u5668\u53ef\u8bfb\u7684IP\u5730\u5740\u3002\u7406\u89e3\u5404\u7c7bDNS\u8bb0\u5f55\u7684\u4f5c\u7528\u662f\u6b63\u786e\u914d\u7f6e\u89e3\u6790\u7684\u524d\u63d0\u3002<\/p>\n<h3>A \/ AAAA<\/h3>\n<ul>\n<li><strong>A\u8bb0\u5f55<\/strong>\uff1a\u5c06\u57df\u540d\u6620\u5c04\u5230IPv4\u5730\u5740\uff0c\u5e38\u7528\u4e8e\u7f51\u7ad9\u4e3b\u673a\u548cAPI\u63a5\u53e3\u3002<\/li>\n<li><strong>AAAA\u8bb0\u5f55<\/strong>\uff1a\u5c06\u57df\u540d\u6620\u5c04\u5230IPv6\u5730\u5740\uff0c\u672a\u6765\u8d8b\u52bf\uff0c\u4f46\u9700\u786e\u8ba4\u9999\u6e2fVPS\u6216\u7f8e\u56fdVPS\u662f\u5426\u63d0\u4f9bIPv6\u3002<\/li>\n<\/ul>\n<h3>CNAME \u4e0e\u522b\u540d<\/h3>\n<ul>\n<li><strong>CNAME<\/strong>\uff1a\u4e3a\u5b50\u57df\u540d\u8bbe\u5b9a\u522b\u540d\uff0c\u4e0d\u80fd\u7528\u4e8e\u6839\u57df\uff08apex\uff09\u3002\u4f8b\u5982\u5c06www\u6307\u5411\u4e3b\u57df\u540d\u3002<\/li>\n<li><strong>ANAME\/ALIAS<\/strong>\uff1a\u4e00\u4e9bDNS\u4f9b\u5e94\u5546\u63d0\u4f9b\u7684\u89e3\u51b3\u65b9\u6848\uff0c\u53ef\u5728\u6839\u57df\u5b9e\u73b0\u7c7b\u4f3cCNAME\u7684\u6548\u679c\uff0c\u4fbf\u4e8e\u52a8\u6001IP\u6216CDN\u63a5\u5165\u3002<\/li>\n<\/ul>\n<h3>MX\u3001PTR\u3001TXT\u3001SRV<\/h3>\n<ul>\n<li><strong>MX\u8bb0\u5f55<\/strong>\uff1a\u90ae\u4ef6\u4ea4\u6362\u8bb0\u5f55\uff0c\u786e\u4fdd\u90ae\u4ef6\u6295\u9012\u5230\u6b63\u786e\u7684\u90ae\u4ef6\u670d\u52a1\u5668\uff0c\u9700\u914d\u7f6e\u4f18\u5148\u7ea7\uff08priority\uff09\u3002<\/li>\n<li><strong>PTR\uff08\u53cd\u5411\u89e3\u6790\uff09<\/strong>\uff1aIP\u53cd\u5411\u6620\u5c04\u5230\u57df\u540d\uff0c\u5173\u952e\u4e8e\u90ae\u4ef6\u670d\u52a1\u5668\u4fe1\u8a89\u3002\u4f7f\u7528\u9999\u6e2f\u670d\u52a1\u5668\u6216\u7f8e\u56fd\u670d\u52a1\u5668\u53d1\u9001\u90ae\u4ef6\u65f6\uff0c\u5fc5\u987b\u8bbe\u7f6e\u4e00\u81f4\u7684PTR\u4ee5\u907f\u514d\u88ab\u5217\u5165\u9ed1\u540d\u5355\u3002<\/li>\n<li><strong>TXT<\/strong>\uff1a\u7528\u4e8eSPF\u3001DKIM\u3001DMARC\u7b49\u90ae\u4ef6\u9632\u4f2a\u7b56\u7565\uff0c\u4e5f\u53ef\u7528\u4e8e\u9a8c\u8bc1\u57df\u540d\u6240\u6709\u6743\u6216\u5176\u4ed6\u81ea\u5b9a\u4e49\u4fe1\u606f\u3002<\/li>\n<li><strong>SRV<\/strong>\uff1a\u670d\u52a1\u5b9a\u4f4d\u8bb0\u5f55\uff0c\u5e38\u7528\u4e8eVoIP\u3001XMPP\u7b49\u9700\u8981\u6307\u5b9a\u7aef\u53e3\u4e0e\u6743\u91cd\u7684\u670d\u52a1\u3002<\/li>\n<\/ul>\n<h3>SOA \u4e0e NS<\/h3>\n<ul>\n<li><strong>SOA\u8bb0\u5f55<\/strong>\u5305\u542b\u533a\u57df\uff08zone\uff09\u7ba1\u7406\u5143\u6570\u636e\uff0c\u5982\u5e8f\u5217\u53f7\uff08serial\uff09\u3001\u5237\u65b0\uff08refresh\uff09\u548c\u8fc7\u671f\uff08expire\uff09\u65f6\u95f4\u3002<\/li>\n<li><strong>NS\u8bb0\u5f55<\/strong>\u6307\u5b9a\u6743\u5a01DNS\u670d\u52a1\u5668\u3002\u6ce8\u518c\u5546\u5904\u7684NS\u5fc5\u987b\u4e0e\u57df\u540d\u6258\u7ba1\u5546\u63d0\u4f9b\u7684\u4e00\u81f4\uff0c\u57df\u540d\u9700\u5728\u6ce8\u518c\u5546\u9762\u677f\u8bbe\u7f6e\u6b63\u786e\u7684Name Server\u3002<\/li>\n<\/ul>\n<h2>\u57df\u540d\u89e3\u6790\u751f\u6548\u673a\u5236\u4e0e\u8c03\u8bd5\u5de5\u5177<\/h2>\n<p>\u57df\u540d\u89e3\u6790\u7684\u751f\u6548\u6d89\u53ca\u591a\u5c42\u7f13\u5b58\u673a\u5236\u548cTTL\uff08Time To Live\uff09\u7b56\u7565\u3002\u4e86\u89e3\u751f\u6548\u6d41\u7a0b\u6709\u52a9\u4e8e\u5224\u65ad\u914d\u7f6e\u66f4\u6539\u4f55\u65f6\u53ef\u89c1\u3002<\/p>\n<h3>\u7f13\u5b58\u5c42\u6b21\u4e0eTTL<\/h3>\n<ul>\n<li><strong>\u6743\u5a01DNS\u670d\u52a1\u5668<\/strong>\uff1a\u53d8\u66f4\u9996\u5148\u5728\u6743\u5a01\u670d\u52a1\u5668\u4e0a\u751f\u6548\u3002<\/li>\n<li><strong>\u9012\u5f52\u89e3\u6790\u5668\/ISP\u7f13\u5b58<\/strong>\uff1a\u7528\u6237\u7ec8\u7aef\u901a\u5e38\u901a\u8fc7ISP\u6216\u516c\u5171DNS\uff08\u5982Google DNS\u3001Cloudflare DNS\uff09\u8fdb\u884c\u9012\u5f52\u67e5\u8be2\uff0c\u4f1a\u7f13\u5b58\u8bb0\u5f55\u76f4\u5230TTL\u5230\u671f\u3002<\/li>\n<li><strong>\u672c\u5730\u7f13\u5b58<\/strong>\uff1a\u64cd\u4f5c\u7cfb\u7edf\u548c\u6d4f\u89c8\u5668\u4e5f\u6709\u7f13\u5b58\u673a\u5236\uff0c\u53ef\u80fd\u5bfc\u81f4\u77ed\u65f6\u95f4\u5185\u65e0\u6cd5\u770b\u5230\u66f4\u65b0\u3002<\/li>\n<\/ul>\n<p>\u82e5\u8981\u52a0\u901f\u5207\u6362\uff0c\u53ef\u5728\u53d8\u66f4\u524d\u5c06TTL\u8bbe\u7f6e\u4e3a\u8f83\u4f4e\u503c\uff08\u4f8b\u5982300\u79d2\uff09\uff0c\u5f85\u53d8\u66f4\u751f\u6548\u540e\u518d\u6062\u590d\u9ad8TTL\u4ee5\u964d\u4f4e\u67e5\u8be2\u8d1f\u8f7d\u3002\u4f46\u5207\u5fcc\u5728\u751f\u4ea7\u4e2d\u9891\u7e41\u5c06TTL\u964d\u81f3\u6781\u4f4e\uff0c\u53ef\u80fd\u589e\u52a0\u89e3\u6790\u538b\u529b\u3002<\/p>\n<h3>\u5e38\u7528\u8bca\u65ad\u547d\u4ee4<\/h3>\n<ul>\n<li><strong>dig<\/strong>\uff1aLinux\/macOS\u73af\u5883\u4e0b\u9996\u9009\u5de5\u5177\uff0c\u652f\u6301\u67e5\u8be2\u6743\u5a01\u8bb0\u5f55\u3001\u6307\u5b9aDNS\u670d\u52a1\u5668\u3001\u67e5\u770bSOA\u7b49\u3002\u4f8b\u5982\uff1adig @8.8.8.8 example.com A<\/li>\n<li><strong>nslookup<\/strong>\uff1aWindows\u4e0eLinux\u5747\u53ef\u7528\uff0c\u4fbf\u4e8e\u5feb\u901f\u68c0\u67e5\u89e3\u6790\u7ed3\u679c\u3002<\/li>\n<li><strong>host\u3001tcpdump\/wireshark<\/strong>\uff1a\u5206\u522b\u7528\u4e8e\u89e3\u6790\u548c\u6293\u5305\uff0c\u6df1\u5165\u5206\u6790DNS\u6d41\u91cf\u4e0e\u5f02\u5e38\u3002<\/li>\n<\/ul>\n<h2>\u5e38\u89c1\u95ee\u9898\u901f\u67e5\u4e0e\u6392\u969c\u6d41\u7a0b<\/h2>\n<p>\u4e0b\u9762\u5217\u4e3e\u8fd0\u7ef4\u4e2d\u5e38\u89c1\u7684\u89e3\u6790\u95ee\u9898\u53ca\u5feb\u901f\u5b9a\u4f4d\u65b9\u6cd5\uff0c\u4fbf\u4e8e\u5728\u9999\u6e2fVPS\u6216\u8de8\u5730\u57df\u90e8\u7f72\uff08\u5982\u7f8e\u56fdVPS\u3001\u7f8e\u56fd\u670d\u52a1\u5668\uff09\u4e2d\u6392\u67e5\u6545\u969c\u3002<\/p>\n<h3>1. \u57df\u540d\u672a\u89e3\u6790\u6216\u89e3\u6790\u5230\u65e7IP<\/h3>\n<ul>\n<li>\u68c0\u67e5\u6ce8\u518c\u5546\u7684NS\u8bbe\u7f6e\u662f\u5426\u6b63\u786e\u6307\u5411\u6743\u5a01DNS\u3002<\/li>\n<li>\u5728\u6743\u5a01DNS\u9762\u677f\u786e\u8ba4A\/AAAA\u8bb0\u5f55\u662f\u5426\u5df2\u88ab\u66f4\u65b0\u4e14\u5e8f\u5217\u53f7\uff08SOA\uff09\u5df2\u589e\u52a0\u3002<\/li>\n<li>\u4f7f\u7528dig +trace\u8ffd\u8e2a\u89e3\u6790\u8def\u5f84\uff0c\u786e\u8ba4\u662f\u5426\u5728\u4e2d\u95f4\u7f13\u5b58\u5904\u88ab\u62e6\u622a\u3002<\/li>\n<li>\u6e05\u7406\u672c\u5730DNS\u7f13\u5b58\uff08\u4f8b\u5982\uff1aWindows ipconfig \/flushdns\uff09\u3002<\/li>\n<\/ul>\n<h3>2. \u90ae\u4ef6\u6295\u9012\u5931\u8d25\u6216\u88ab\u6807\u8bb0\u4e3a\u5783\u573e\u90ae\u4ef6<\/h3>\n<ul>\n<li>\u786e\u8ba4PTR\u53cd\u5411\u89e3\u6790\u4e0e\u53d1\u4fe1\u57df\u540d\u5339\u914d\u3002<\/li>\n<li>\u8bbe\u7f6e\u5e76\u9a8c\u8bc1SPF\uff08TXT\uff09\u3001DKIM\uff08\u516c\u94a5TXT\u8bb0\u5f55\uff09\u4e0eDMARC\u7b56\u7565\u3002<\/li>\n<li>\u68c0\u67e5\u662f\u5426\u6709RBL\u9ed1\u540d\u5355\u8bb0\u5f55\uff0c\u53ef\u7528\u5728\u7ebf\u9ed1\u540d\u5355\u67e5\u8be2\u5de5\u5177\u6216\u5176\u90ae\u4ef6\u65e5\u5fd7\u3002<\/li>\n<\/ul>\n<h3>3. CNAME\u5728\u6839\u57df\u4e0d\u53ef\u7528\u5bfc\u81f4\u89e3\u6790\u5f02\u5e38<\/h3>\n<ul>\n<li>\u6839\u57df\u9650\u5236CNAME\uff0c\u4f7f\u7528ANAME\/ALIAS\u8bb0\u5f55\u6216\u5c06A\u8bb0\u5f55\u6307\u5411\u52a8\u6001IP\u53d8\u66f4\u65b9\u6848\u3002<\/li>\n<li>\u82e5\u4f7f\u7528CDN\uff08\u5982Cloudflare\uff09\u505a\u4ee3\u7406\uff0c\u6ce8\u610f\u4ee3\u7406\u6a21\u5f0f\u4f1a\u6539\u53d8A\u8bb0\u5f55\u6307\u5411\u3002<\/li>\n<\/ul>\n<h3>4. 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