{"id":131568,"date":"2026-06-18T11:43:02","date_gmt":"2026-06-18T03:43:02","guid":{"rendered":"https:\/\/version-2.com\/?p=131568"},"modified":"2026-06-18T11:45:07","modified_gmt":"2026-06-18T03:45:07","slug":"%e5%bb%ba%e6%a7%8b-dns-%e9%9a%b1%e7%a7%81%e6%9e%b6%e6%a7%8b%ef%bc%9a%e5%8a%a0%e5%af%86%e8%a7%a3%e6%9e%90%e5%99%a8%e7%9a%84%e6%8a%80%e8%a1%93%e5%bf%85%e7%84%b6%e6%80%a7","status":"publish","type":"post","link":"https:\/\/version-2.com\/zh\/2026\/06\/%e5%bb%ba%e6%a7%8b-dns-%e9%9a%b1%e7%a7%81%e6%9e%b6%e6%a7%8b%ef%bc%9a%e5%8a%a0%e5%af%86%e8%a7%a3%e6%9e%90%e5%99%a8%e7%9a%84%e6%8a%80%e8%a1%93%e5%bf%85%e7%84%b6%e6%80%a7\/","title":{"rendered":"\u5efa\u69cb DNS \u96b1\u79c1\u67b6\u69cb\uff1a\u52a0\u5bc6\u89e3\u6790\u5668\u7684\u6280\u8853\u5fc5\u7136\u6027"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"131568\" class=\"elementor elementor-131568\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element 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\u5ba2\u6236\u7aef\u7aef\u9ede\u7684\u5b58\u6839\u89e3\u6790\u5668\uff08Stub Resolver\uff09\u4e0d\u6703\u76f4\u63a5\u5411\u5728\u5730\u7db2\u8def\u767c\u9001\u539f\u59cb\u7684 UDP \u5c01\u5305\uff0c\u800c\u662f\u5728\u8acb\u6c42\u5230\u9054\u7db2\u8def\u4ecb\u9762\u5361\uff08NIC\uff09\u4e4b\u524d\u5c31\u5148\u5c07\u5176\u52a0\u5bc6\u3002<\/li>\n \t<li><strong>\u50b3\u8f38\u9694\u96e2\uff1a<\/strong> \u53d7\u4fdd\u8b77\u7684\u8acb\u6c42\u5b89\u5168\u5730\u901a\u904e\u5728\u5730\u8def\u7531\u5668\u548c\u4e0a\u6e38\u7db2\u969b\u7db2\u8def\u670d\u52d9\u4f9b\u61c9\u5546\uff08ISP\uff09\u3002\u76e3\u7ba1\u7aca\u807d\u8005\u53ea\u80fd\u89c0\u5bdf\u5230\u8def\u7531\u81f3\u6307\u5b9a\u89e3\u6790\u5668\u7684\u901a\u7528\u52a0\u5bc6\u6d41\u91cf\uff0c\u800c\u76ee\u6a19\u7db2\u57df\u5247\u4fdd\u6301\u96b1\u853d\u3002<\/li>\n \t<li><strong>\u89e3\u6790\u5668\u8655\u7406\uff1a<\/strong> \u76f8\u5bb9\u7684\u5b89\u5168\u4e0a\u6e38 DNS \u89e3\u6790\u5668\u63a5\u6536\u5c01\u5305\u3001\u89e3\u5bc6\u627f\u8f09\u8cc7\u6599\u3001\u9a57\u8b49\u8acb\u6c42\uff0c\u4e26\u64f7\u53d6\u76f8\u7b26\u7684 IP \u914d\u7f6e\u3002<\/li>\n \t<li><strong>\u5b89\u5168\u56de\u50b3\u627f\u8f09\uff1a<\/strong> \u89e3\u6790\u5668\u5c07\u89e3\u6790\u51fa\u7684 IP \u5c0d\u6620\u91cd\u65b0\u5305\u88f9\u81f3\u6307\u5b9a\u7684\u5bc6\u78bc\u5b78\u5354\u5b9a\u4e2d\uff0c\u4e26\u5c07\u5176\u50b3\u56de\u5ba2\u6236\u7aef\u8a2d\u5099\u3002<\/li>\n \t<li><strong>\u5de5\u4f5c\u968e\u6bb5\u521d\u59cb\u5316\uff1a<\/strong> \u5728\u5730\u4f5c\u696d\u7cfb\u7d71\u63a5\u6536\u5230\u7d93\u8eab\u5206\u9a57\u8b49\u7684\u627f\u8f09\u8cc7\u6599\uff0c\u89e3\u5bc6\u8a72\u8a18\u9304\uff0c\u5c07 IP \u4f4d\u5740\u50b3\u56de\u61c9\u7528\u5c64\uff0c\u4e26\u7167\u5e38\u555f\u52d5\u76ee\u6a19\u7db2\u8def\u9023\u63a5\u3002<\/li>\n<\/ol>\n\n<hr \/>\n\n<h2>\u4f01\u696d DNS \u786c\u5316\uff08Hardening\uff09\u7684\u6230\u7565\u9a45\u52d5\u56e0\u7d20<\/h2>\n\u90e8\u7f72\u5f37\u56fa\u7684 DNS \u52a0\u5bc6\u53ef\u6709\u6548\u7de9\u89e3\u6a6b\u8de8\u56db\u500b\u4e0d\u540c\u7dad\u904b\u5411\u91cf\u7684\u98a8\u96aa\uff1a\n<ul>\n \t<li><strong>\u6d88\u9664 DNS \u6b3a\u9a19\u8207\u5feb\u53d6 poisoning\uff1a<\/strong> \u5bc6\u78bc\u5b78\u9a57\u8b49\u53ef\u9632\u6b62\u653b\u64ca\u8005\u6514\u622a\u50b3\u8f38\u6d41\u4ee5\u7be1\u6539\u89e3\u6790\u8868\u3001\u5c07\u4f7f\u7528\u8005\u8aa4\u5c0e\u81f3\u91e3\u9b5a\u7db2\u7ad9\uff0c\u6216\u57f7\u884c\u4e2d\u9593\u4eba\uff08AiTM\uff09\u653b\u64ca\u3002<\/li>\n \t<li><strong>\u4fdd\u8b77\u4e0d\u53ef\u4fe1\u53ca\u516c\u5171\u57fa\u790e\u8a2d\u65bd\uff1a<\/strong> \u9060\u7aef\u54e1\u5de5\u7d93\u5e38\u5728\u672a\u53d7\u7ba1\u5236\u7684\u5bb6\u5ead\u7db2\u8def\u6216\u4e0d\u5b89\u5168\u7684\u516c\u5171 Wi-Fi \u71b1\u9ede\u4e0b\u5de5\u4f5c\u3002DNS \u52a0\u5bc6\u53ef\u9694\u96e2\u4f01\u696d\u7684\u5c0e\u822a\u6578\u64da\uff0c\u4f7f\u5176\u514d\u53d7\u5728\u5730\u7aca\u807d\u8207 Wi-Fi \u8cc7\u6599\u641c\u96c6\u884c\u70ba\u7684\u4fb5\u5bb3\u3002<\/li>\n \t<li><strong>\u5f37\u5316\u5206\u6563\u5f0f\u8207\u9060\u7aef\u5de5\u4f5c\u7a7a\u9593\uff1a<\/strong> \u52a0\u5bc6\u89e3\u6790\u5668\u5141\u8a31\u4f01\u696d\u8cc7\u5b89\u5718\u968a\u5728\u5168\u7403\u5f37\u5236\u57f7\u884c\u7d71\u4e00\u7684\u5f8c\u8a2d\u8cc7\u6599\u4fdd\u8b77\u898f\u5247\uff0c\u78ba\u4fdd\u9060\u7aef\u8a2d\u5099\u5728\u5be6\u9ad4\u8fa6\u516c\u5ba4\u5468\u754c\u4e4b\u5916\u4ecd\u4fdd\u6709\u540c\u7b49\u7684\u96b1\u79c1\u63a7\u5236\u6b0a\u3002<\/li>\n \t<li><strong>\u53cd\u5236\u6d41\u91cf\u5256\u6790\u8207\u76e3\u63a7\uff1a<\/strong> \u7b2c\u4e09\u65b9\u5be6\u9ad4\u7d93\u5e38\u8a18\u9304\u672a\u52a0\u5bc6\u7684 DNS \u4ea4\u6613\uff0c\u4ee5\u5efa\u7acb\u5546\u696d\u884c\u70ba\u5256\u6790\u6216\u57f7\u884c\u672a\u6388\u6b0a\u7684\u6d41\u91cf\u904e\u6ffe\u3002\u52a0\u5bc6\u6280\u8853\u80fd\u8b93\u5167\u90e8\u4f01\u696d\u7684\u8cc7\u6599\u6a21\u5f0f\u5b8c\u5168\u4fdd\u6301\u6a5f\u5bc6\u3002<\/li>\n<\/ul>\n\n<hr \/>\n\n<h2>\u89e3\u69cb\u73fe\u4ee3 DNS \u52a0\u5bc6\u5354\u5b9a<\/h2>\n\u4f01\u696d\u5718\u968a\u901a\u5e38\u6703\u8a55\u4f30\u56db\u7a2e\u6838\u5fc3\u5bc6\u78bc\u5b78\u67b6\u69cb\u4f86\u4fdd\u969c\u5176\u7db2\u57df\u6d41\u91cf\u5b89\u5168\uff0c\u6bcf\u7a2e\u67b6\u69cb\u5728\u57fa\u790e\u8a2d\u65bd\u53ef\u8996\u6027\u8207\u9023\u63a5\u57e0\u7ba1\u7406\u65b9\u9762\u90fd\u5b58\u5728\u4e0d\u540c\u7684\u6b0a\u8861\uff1a\n<div class=\"protocol-card\">\n<h3>1. DNS over HTTPS (DoH) &#8211; RFC 8484<\/h3>\nDoH \u5c07 DNS \u67e5\u8a62\u5c01\u88dd\u5728\u6a19\u6e96\u7684 TLS \u52a0\u5bc6 HTTP\/2 \u6216 HTTP\/3 \u6578\u64da\u6d41\u4e2d\uff0c\u4e26\u900f\u904e <strong>Port 443<\/strong> \u8def\u7531\u4ea4\u6613\u3002\u7531\u65bc\u6b64\u6d41\u91cf\u8207\u4e3b\u6d41\u7684\u7db2\u9801\u6d41\u91cf\u5b8c\u5168\u878d\u5408\uff0c\u8cc7\u5b89\u7ba1\u7406\u54e1\u82e5\u4e0d\u90e8\u7f72\u7a4d\u6975\u7684\u6df1\u5c64\u5c01\u5305\u6aa2\u67e5\uff08DPI\uff09\u4ee3\u7406\u4f3a\u670d\u5668\uff0c\u5c07\u5f88\u96e3\u55ae\u7368\u5206\u96e2\u6216\u963b\u65b7 DoH \u6578\u64da\u6d41\u3002\u6b64\u5354\u5b9a\u5728\u516c\u5171\u7db2\u8def\u4e0a\u63d0\u4f9b\u4e86\u6975\u4f73\u7684\u96b1\u79c1\u6027\uff0c\u4e26\u5728\u73fe\u4ee3\u7db2\u9801\u700f\u89bd\u5668\u53ca\u4e3b\u8981\u4f5c\u696d\u7cfb\u7d71\u4e2d\u4eab\u6709\u5ee3\u6cdb\u7684\u539f\u751f\u6574\u5408\u3002\n\n<\/div>\n<div class=\"protocol-card\">\n<h3>2. DNS over TLS (DoT) &#8211; RFC 7858<\/h3>\nDoT \u900f\u904e\u5728\u5c08\u7528\u7684\u901a\u8a0a\u8def\u5f91\uff08\u7279\u5225\u662f <strong>Port 853<\/strong>\uff09\u4e0a\u57f7\u884c\u539f\u59cb TLS \u96a7\u9053\uff0c\u5c07\u7db2\u57df\u89e3\u6790\u8207\u4e00\u822c\u7684\u7db2\u9801\u61c9\u7528\u7a0b\u5f0f\u5206\u96e2\u3002\u9019\u7a2e\u5206\u96e2\u4f7f\u7db2\u8def\u5de5\u7a0b\u5e2b\u548c\u5b89\u5168\u76e3\u63a7\u5de5\u5177\u80fd\u5920\u8f15\u9b06\u5730\u9694\u96e2\u3001\u5be9\u8a08\u548c\u8a18\u9304\u5b89\u5168\u7684 DNS \u4ea4\u6613\u3002\u56e0\u70ba\u5b83\u5728\u63d0\u4f9b\u4f01\u696d\u7d1a\u52a0\u5bc6\u7684\u540c\u6642\u4fdd\u7559\u4e86\u7ba1\u7406\u76e3\u7763\u6b0a\uff0cDoT \u901a\u5e38\u662f\u96c6\u4e2d\u5f0f\u4f01\u696d\u7db2\u8def\u57fa\u790e\u8a2d\u65bd\u7684\u9996\u9078\u3002\n\n<\/div>\n<div class=\"protocol-card\">\n<h3>3. DNSCrypt<\/h3>\n\u9019\u662f\u4e00\u500b\u7368\u7acb\u7684\u958b\u6e90\u5bc6\u78bc\u5b78\u6846\u67b6\uff0c\u5728\u5728\u5730\u5ba2\u6236\u7aef\u8207\u4e0a\u6e38\u89e3\u6790\u5668\u4e4b\u9593\u539f\u751f\u9a57\u8b49\u4e26\u52a0\u5bc6 DNS \u4ea4\u6613\u3002DNSCrypt \u5f15\u5165\u4e86\u7368\u7279\u7684\u5bc6\u78bc\u5b78\u7c3d\u7ae0\uff0c\u4ee5\u5fb9\u5e95\u6d88\u9664\u8cc7\u6599\u7be1\u6539\u548c\u4f3a\u670d\u5668\u6b3a\u9a19\u3002\u96d6\u7136\u5b83\u5728\u96b1\u79c1\u81f3\u4e0a\u7684\u90e8\u7f72\u4e2d\u5f88\u53d7\u6b61\u8fce\uff0c\u4f46\u5b83\u7f3a\u4e4f DoH \u548c DoT \u6240\u4eab\u6709\u7684\u5ee3\u6cdb\u4f5c\u696d\u7cfb\u7d71\u539f\u751f\u652f\u63f4\uff0c\u901a\u5e38\u9700\u8981\u5b89\u88dd\u81ea\u8a02\u7684\u4ee3\u7406\u7a0b\u5f0f\uff08Agent\uff09\u3002\n\n<\/div>\n<div class=\"protocol-card\">\n<h3>4. Oblivious DNS over HTTPS (ODoH) &#8211; RFC 9230<\/h3>\nODoH \u900f\u904e\u5728\u5728\u5730\u7aef\u9ede\u8207\u76ee\u6a19 DNS \u89e3\u6790\u5668\u4e4b\u9593\u5f15\u5165\u89e3\u8026\u7684\u4ee3\u7406\u5c64\uff08Proxy tier\uff09\uff0c\u5c0d\u6a19\u6e96 DoH \u9032\u884c\u4e86\u5347\u7d1a\u3002\u4e2d\u9593\u4ee3\u7406\u4f3a\u670d\u5668\u8655\u7406\u4f7f\u7528\u8005\u7684\u4f86\u6e90 IP \u4f4d\u5740\uff0c\u4f46\u7121\u6cd5\u8b80\u53d6\u52a0\u5bc6\u7684\u67e5\u8a62\u627f\u8f09\u8cc7\u6599\uff1b\u76f8\u53cd\u5730\uff0c\u76ee\u7684\u5730\u89e3\u6790\u5668\u89e3\u5bc6\u4e26\u8655\u7406\u67e5\u8a62\uff0c\u4f46\u53ea\u80fd\u770b\u5230\u4ee3\u7406\u4f3a\u670d\u5668\u7684\u7db2\u8def\u8db3\u8de1\u3002\u9019\u7a2e\u96d9\u76f2\u67b6\u69cb\u78ba\u4fdd\u4e86\u6c92\u6709\u4efb\u4f55\u55ae\u4e00\u5be6\u9ad4\u53ef\u4ee5\u5c07\u4f7f\u7528\u8005\u8eab\u5206\u8207\u7db2\u9801\u5c0e\u822a\u6b77\u53f2\u8a18\u9304\u9032\u884c\u4ea4\u53c9\u6bd4\u5c0d\u3002\n\n<\/div>\n<h2>\u5354\u5b9a\u6bd4\u8f03\u77e9\u9663<\/h2>\n\u9078\u64c7\u6700\u4f73\u67b6\u69cb\u9700\u8981\u5c07\u7d44\u7e54\u7684\u53ef\u8996\u6027\u9700\u6c42\u8207\u5e73\u53f0\u76f8\u5bb9\u6027\u76ee\u6a19\u9032\u884c\u5a92\u5408\uff1a\n<table>\n<thead>\n<tr>\n<th>\u5354\u5b9a\u7279\u6027<\/th>\n<th>DNS over HTTPS (DoH)<\/th>\n<th>DNS over TLS (DoT)<\/th>\n<th>DNSCrypt<\/th>\n<th>Oblivious DoH (ODoH)<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>\u5bc6\u78bc\u5b78\u5206\u5c64<\/strong><\/td>\n<td>HTTP\/TLS (HTTPS)<\/td>\n<td>\u539f\u751f TLS<\/td>\n<td>\u81ea\u8a02\u52a0\u5bc6\u6280\u8853<\/td>\n<td>HTTPS + \u89e3\u8026\u4ee3\u7406<\/td>\n<\/tr>\n<tr>\n<td><strong>\u7db2\u8def\u9023\u63a5\u57e0\u6307\u6d3e<\/strong><\/td>\n<td>Port 443<\/td>\n<td>Port 853<\/td>\n<td>\u53ef\u8b8a \/ \u52d5\u614b<\/td>\n<td>Port 443<\/td>\n<\/tr>\n<tr>\n<td><strong>\u7ba1\u7406\u7aef\u53ef\u8996\u6027<\/strong><\/td>\n<td>\u6975\u4f4e (\u878d\u5165\u7db2\u9801\u6d41\u91cf)<\/td>\n<td>\u9ad8 (\u7368\u7acb\u9023\u63a5\u57e0)<\/td>\n<td>\u4e2d\u7b49<\/td>\n<td>\u96f6 (\u96d9\u76f2\u6a5f\u5236)<\/td>\n<\/tr>\n<tr>\n<td><strong>\u8f38\u5165\u9632\u706b\u7246\u963b\u65b7<\/strong><\/td>\n<td>\u6975\u5176\u56f0\u96e3<\/td>\n<td>\u7c21\u55ae\u76f4\u63a5<\/td>\n<td>\u4e2d\u7b49<\/td>\n<td>\u6975\u5176\u56f0\u96e3<\/td>\n<\/tr>\n<tr>\n<td><strong>\u9996\u8981\u76ee\u6a19\u4f7f\u7528\u60c5\u5883<\/strong><\/td>\n<td>\u700f\u89bd\u5668\u8207\u5728\u5730\u61c9\u7528\u7a0b\u5f0f<\/td>\n<td>\u6838\u5fc3\u7db2\u8def\u8def\u7531<\/td>\n<td>\u96b1\u79c1\u81f3\u4e0a\u7684\u6c99\u7bb1\u74b0\u5883<\/td>\n<td>\u9ad8\u5ea6\u533f\u540d\u4e4b\u7279\u5b9a\u884c\u696d<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>\u90e8\u7f72\u8907\u96dc\u6027\u8207\u53ef\u8996\u6027\u5c40\u9650<\/h2>\n\u96d6\u7136 DNS \u52a0\u5bc6\u63d0\u4f9b\u4e86\u5be6\u8cea\u7684\u96b1\u79c1\u512a\u52e2\uff0c\u4f46\u5de5\u7a0b\u5e2b\u5728\u90e8\u7f72\u904e\u7a0b\u4e2d\u5fc5\u9808\u8003\u616e\u5e7e\u500b\u7d50\u69cb\u6027\u6311\u6230\uff1a\n<ul>\n \t<li><strong>\u4f01\u696d\u53ef\u8996\u6027\u6469\u64e6\uff1a<\/strong> \u906e\u853d DNS \u8acb\u6c42\u53ef\u80fd\u6703\u7121\u610f\u4e2d\u4f7f\u5728\u5730\u8cc7\u5b89\u5de5\u5177\uff08\u5982 SIEM \u5e73\u53f0\u548c\u5167\u90e8\u7db2\u8def\u9632\u706b\u7246\uff09\u5931\u53bb\u8fa8\u8b58\u80fd\u529b\uff0c\u5f9e\u800c\u5e72\u64fe\u5e38\u898f\u7684\u6d41\u91cf\u7591\u96e3\u6392\u89e3\u8207\u65e9\u671f\u5a01\u8105\u5075\u6e2c\u3002<\/li>\n \t<li><strong>\u653f\u7b56\u57f7\u884c\u7834\u53e3\uff1a<\/strong> \u4f9d\u8cf4\u7c21\u55ae DNS \u5c64\u904e\u6ffe\u4f86\u963b\u65b7\u672a\u6388\u6b0a\u6216\u60e1\u610f\u985e\u5225\u7684\u7d44\u7e54\uff0c\u82e5\u5ba2\u6236\u7aef\u61c9\u7528\u7a0b\u5f0f\u4f7f\u7528\u7b2c\u4e09\u65b9\u52a0\u5bc6\u89e3\u6790\u5668\u4f86\u7e5e\u904e\u5167\u90e8\u63a7\u5236\uff0c\u5c07\u96e3\u4ee5\u6709\u6548\u57f7\u884c\u9019\u4e9b\u65e2\u5b9a\u653f\u7b56\u3002<\/li>\n \t<li><strong>\u7bc4\u7587\u8aa4\u89e3\uff1a<\/strong> DNS \u52a0\u5bc6\u50c5\u4fdd\u969c\u521d\u59cb\u7684\u4e3b\u6a5f\u540d\u7a31\u89e3\u6790\u968e\u6bb5\u3002\u5b83\u4e26\u4e0d\u6703\u52a0\u5bc6\u5f8c\u7e8c\u7684\u61c9\u7528\u7a0b\u5f0f\u6d41\u91cf\u3001\u4e0d\u6703\u96b1\u85cf\u6a19\u6e96 TLS \u63e1\u624b\u671f\u9593\u7684 SNI\uff08\u4f3a\u670d\u5668\u540d\u7a31\u6307\u793a\uff09\u6b04\u4f4d\uff0c\u4ea6\u7121\u6cd5\u906e\u853d\u5728\u5c01\u5305\u5c64\u66b4\u9732\u7684\u76ee\u7684\u5730 IP \u8def\u7531\u8a73\u7d30\u8cc7\u8a0a\u3002<\/li>\n<\/ul>\n<h2>\u6574\u5408\u9632\u79a6\uff1a\u5229\u7528 NordLayer \u5f37\u5316 DNS \u63a7\u5236<\/h2>\n\u5be6\u73fe\u5e73\u8861\u7684\u5b89\u5168\u59ff\u614b\u9700\u8981\u5c07 DNS \u52a0\u5bc6\u8207\u667a\u6167\u578b\u5167\u5bb9\u904e\u6ffe\u53ca\u7db2\u9801\u4fdd\u8b77\u5c64\u76f8\u7d50\u5408\u3002\u5728\u771f\u7a7a\u74b0\u5883\u4e2d\u90e8\u7f72\u52a0\u5bc6\u96d6\u80fd\u4fdd\u8b77\u50b3\u8f38\u4e2d\u7684\u8cc7\u6599\uff0c\u4f46\u7121\u6cd5\u963b\u6b62\u4f7f\u7528\u8005\u89e3\u6790\u5df2\u77e5\u7684\u60e1\u610f\u76ee\u7684\u5730\uff0c\u6216\u8207\u6d3b\u8e8d\u7684\u91e3\u9b5a\u57fa\u790e\u8a2d\u65bd\u9032\u884c\u4e92\u52d5\u3002\n\n<strong>NordLayer<\/strong> \u85c9\u7531\u5c07\u5b89\u5168 DNS \u7ba1\u7406\u8207\u4e3b\u52d5\u7684\u4f01\u696d\u908a\u7de3\u9632\u79a6\u76f8\u7d50\u5408\uff0c\u89e3\u6c7a\u4e86\u9019\u4e00\u53ef\u8996\u6027\u7f3a\u53e3\u3002\u5176\u9032\u968e\u7684 DNS \u904e\u6ffe\u63a7\u5236\u5141\u8a31\u7ba1\u7406\u54e1\u5728\u5168\u7403\u5b9a\u7fa9\u56b4\u683c\u7684\u7db2\u57df\u5b58\u53d6\u898f\u5247\uff0c\u800c\u5167\u5d4c\u5f0f\u7db2\u9801\u4fdd\u8b77\u5de5\u5177\u5247\u6703\u5728\u61c9\u7528\u7a0b\u5f0f\u5efa\u7acb\u9023\u63a5\u4e4b\u524d\uff0c\u81ea\u52d5\u963b\u65b7\u60e1\u610f\u7db2\u7ad9\u3002\n\n\u900f\u904e\u5c07\u6838\u5fc3 DNS \u52a0\u5bc6\u5354\u5b9a\u8207\u96c6\u4e2d\u5f0f\u653f\u7b56\u7ba1\u7406\u76f8\u7d50\u5408\uff0cNordLayer \u5354\u52a9\u7d44\u7e54\u6709\u6548\u4fdd\u8b77\u9060\u7aef\u5718\u968a\u8207\u96f2\u7aef\u74b0\u5883\u3002\u9019\u7a2e\u8907\u5408\u5f0f\u65b9\u6cd5\u964d\u4f4e\u4e86\u5728\u4e0d\u53ef\u4fe1\u7db2\u8def\u4e0a\u7684\u98a8\u96aa\u66dd\u96aa\uff0c\u540c\u6642\u8ce6\u4e88\u8cc7\u5b89\u7ba1\u7406\u54e1\u7ba1\u7406\u6a6b\u8de8\u5206\u6563\u5f0f\u5718\u968a\u5a01\u8105\u6240\u9700\u7684\u53ef\u8996\u6027\u3002\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-9e34e91 elementor-section-full_width elementor-section-height-default elementor-section-height-default\" data-id=\"9e34e91\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[{&quot;_id&quot;:&quot;c4f773e&quot;,&quot;jet_parallax_layout_image&quot;:{&quot;url&quot;:&quot;&quot;,&quot;id&quot;:&quot;&quot;,&quot;size&quot;:&quot;&quot;},&quot;jet_parallax_layout_image_tablet&quot;:{&quot;url&quot;:&quot;&quot;,&quot;id&quot;:&quot;&quot;,&quot;size&quot;:&quot;&quot;},&quot;jet_parallax_layout_image_mobile&quot;:{&quot;url&quot;:&quot;&quot;,&quot;id&quot;:&quot;&quot;,&quot;size&quot;:&quot;&quot;},&quot;jet_parallax_layout_speed&quot;:{&quot;unit&quot;:&quot;%&quot;,&quot;size&quot;:50,&quot;sizes&quot;:[]},&quot;jet_parallax_layout_type&quot;:&quot;scroll&quot;,&quot;jet_parallax_layout_direction&quot;:&quot;1&quot;,&quot;jet_parallax_layout_fx_direction&quot;:null,&quot;jet_parallax_layout_z_index&quot;:&quot;&quot;,&quot;jet_parallax_layout_bg_x&quot;:50,&quot;jet_parallax_layout_bg_x_tablet&quot;:&quot;&quot;,&quot;jet_parallax_layout_bg_x_mobile&quot;:&quot;&quot;,&quot;jet_parallax_layout_bg_y&quot;:50,&quot;jet_parallax_layout_bg_y_tablet&quot;:&quot;&quot;,&quot;jet_parallax_layout_bg_y_mobile&quot;:&quot;&quot;,&quot;jet_parallax_layout_bg_size&quot;:&quot;auto&quot;,&quot;jet_parallax_layout_bg_size_tablet&quot;:&quot;&quot;,&quot;jet_parallax_layout_bg_size_mobile&quot;:&quot;&quot;,&quot;jet_parallax_layout_animation_prop&quot;:&quot;transform&quot;,&quot;jet_parallax_layout_on&quot;:[&quot;desktop&quot;,&quot;tablet&quot;]}]}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-bb2c932\" data-id=\"bb2c932\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-bfd91ca elementor-widget elementor-widget-shortcode\" data-id=\"bfd91ca\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"shortcode.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-shortcode\">\t\t<div data-elementor-type=\"page\" data-elementor-id=\"69798\" class=\"elementor elementor-69798\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-6b25dc0d elementor-section-full_width elementor-section-height-default elementor-section-height-default\" data-id=\"6b25dc0d\" data-element_type=\"section\" data-e-type=\"section\" 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