{"id":1697,"date":"2021-10-27T10:12:52","date_gmt":"2021-10-27T02:12:52","guid":{"rendered":"https:\/\/raksmart.cn\/blog\/?p=1697"},"modified":"2021-10-27T10:12:52","modified_gmt":"2021-10-27T02:12:52","slug":"dns%e5%8a%ab%e6%8c%81%e5%92%8c%e9%87%8d%e5%ae%9a%e5%90%91%e6%94%bb%e5%87%bb","status":"publish","type":"post","link":"https:\/\/raksmart.cn\/blog\/knowledge\/1697.html","title":{"rendered":"DNS\u52ab\u6301\u548c\u91cd\u5b9a\u5411\u653b\u51fb"},"content":{"rendered":"

\u57df\u540d\u670d\u52a1\u5668 (DNS<\/strong><\/a>) \u52ab\u6301\uff0c\u4e5f\u79f0\u4e3a DNS \u91cd\u5b9a\u5411\uff0c\u662f\u4e00\u79cd DNS \u653b\u51fb\uff0c\u5176\u4e2d DNS \u67e5\u8be2\u88ab\u9519\u8bef\u89e3\u6790\uff0c\u4ee5\u4fbf\u5c06\u7528\u6237\u610f\u5916\u91cd\u5b9a\u5411\u5230\u6076\u610f\u7ad9\u70b9\u3002\u4e3a\u4e86\u6267\u884c\u653b\u51fb\uff0c\u72af\u7f6a\u8005\u8981\u4e48\u5728\u7528\u6237\u8ba1\u7b97\u673a\u4e0a\u5b89\u88c5\u6076\u610f\u8f6f\u4ef6\u3001\u63a5\u7ba1\u8def\u7531\u5668\uff0c\u8981\u4e48\u62e6\u622a\u6216\u7834\u89e3 DNS \u901a\u4fe1\u3002<\/p>\n

DNS \u52ab\u6301\u53ef\u7528\u4e8e \u6b3a\u9a97 (\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u653b\u51fb\u8005\u901a\u5e38\u4f1a\u663e\u793a\u4e0d\u9700\u8981\u7684\u5e7f\u544a\u4ee5\u4ea7\u751f\u6536\u5165)\u6216\u7528\u4e8e \u7f51\u7edc\u9493\u9c7c (\u663e\u793a\u7528\u6237\u8bbf\u95ee\u7684\u7ad9\u70b9\u7684\u865a\u5047\u7248\u672c\u5e76\u7a83\u53d6\u6570\u636e\u6216\u51ed\u636e)\u3002<\/p>\n

\u8bb8\u591a Internet \u670d\u52a1\u63d0\u4f9b\u5546 (ISP) \u8fd8\u4f7f\u7528\u4e00\u79cd DNS \u52ab\u6301\uff0c\u4ee5\u5728\u7528\u6237\u8bbf\u95ee\u672a\u77e5\u57df\u65f6\u63a5\u7ba1\u7528\u6237\u7684 DNS \u8bf7\u6c42\u3001\u6536\u96c6\u7edf\u8ba1\u4fe1\u606f\u5e76\u8fd4\u56de\u5e7f\u544a\u3002\u4e00\u4e9b\u653f\u5e9c\u4f7f\u7528 DNS \u52ab\u6301\u8fdb\u884c\u5ba1\u67e5\uff0c\u5c06\u7528\u6237\u91cd\u5b9a\u5411\u5230\u653f\u5e9c\u6388\u6743\u7684\u7ad9\u70b9\u3002<\/p>\n

\u3000\u3000DNS\u52ab\u6301\u653b\u51fb\u7c7b\u578b<\/span><\/p>\n

DNS \u91cd\u5b9a\u5411\u6709\u56db\u79cd\u57fa\u672c\u7c7b\u578b\uff1a<\/p>\n

\u672c\u5730 DNS \u52ab\u6301 \u2014 \u653b\u51fb\u8005\u5728\u7528\u6237\u7684\u8ba1\u7b97\u673a\u4e0a\u5b89\u88c5\u6728\u9a6c\u6076\u610f\u8f6f\u4ef6\uff0c\u5e76\u66f4\u6539\u672c\u5730 DNS \u8bbe\u7f6e\u4ee5\u5c06\u7528\u6237\u91cd\u5b9a\u5411\u5230\u6076\u610f\u7ad9\u70b9\u3002\u63a8\u8350\u9605\u8bfb\uff1a\u300a\u4ec0\u4e48\u662f DNS\uff1f\u300b<\/a><\/p>\n

\u8def\u7531\u5668 DNS \u52ab\u6301 \u2014 \u8bb8\u591a\u8def\u7531\u5668\u90fd\u6709\u9ed8\u8ba4\u5bc6\u7801\u6216\u56fa\u4ef6\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u4ee5\u63a5\u7ba1\u8def\u7531\u5668\u5e76\u8986\u76d6 DNS \u8bbe\u7f6e\uff0c\u4ece\u800c\u5f71\u54cd\u8fde\u63a5\u5230\u8be5\u8def\u7531\u5668\u7684\u6240\u6709\u7528\u6237\u3002<\/p>\n

\u4e2d\u95f4\u4eba DNS \u653b\u51fb \u2014\u2014\u653b\u51fb\u8005\u62e6\u622a\u7528\u6237\u548c DNS \u670d\u52a1\u5668\u4e4b\u95f4\u7684\u901a\u4fe1\uff0c\u5e76\u63d0\u4f9b\u6307\u5411\u6076\u610f\u7ad9\u70b9\u7684\u4e0d\u540c\u76ee\u6807 IP \u5730\u5740\u3002<\/p>\n

\u6d41\u6c13 DNS \u670d\u52a1\u5668 \u2014\u2014\u653b\u51fb\u8005\u53ef\u4ee5\u5165\u4fb5 DNS \u670d\u52a1\u5668\uff0c\u5e76\u66f4\u6539 DNS \u8bb0\u5f55\u4ee5\u5c06 DNS \u8bf7\u6c42\u91cd\u5b9a\u5411\u5230\u6076\u610f\u7ad9\u70b9\u3002<\/p>\n

\u3000\u3000\u91cd\u5b9a\u5411\u4e0e DNS \u6b3a\u9a97\u653b\u51fb<\/span><\/p>\n

DNS \u6b3a\u9a97 \u662f\u4e00\u79cd\u5c06\u6d41\u91cf\u4ece\u5408\u6cd5\u7f51\u7ad9(\u4f8b\u5982 www.google.com)\u91cd\u5b9a\u5411\u5230\u6076\u610f\u7f51\u7ad9(\u4f8b\u5982 google.attacker.com)\u7684\u653b\u51fb\u3002 DNS \u6b3a\u9a97 \u53ef\u4ee5\u901a\u8fc7 DNS \u91cd\u5b9a\u5411\u6765\u5b9e\u73b0\u3002\u4f8b\u5982\uff0c\u653b\u51fb\u8005\u53ef\u4ee5\u7834\u574f DNS \u670d\u52a1\u5668\uff0c\u5e76\u901a\u8fc7\u8fd9\u79cd\u65b9\u5f0f\u201c\u6b3a\u9a97\u201d\u5408\u6cd5\u7f51\u7ad9\u5e76\u5c06\u7528\u6237\u91cd\u5b9a\u5411\u5230\u6076\u610f\u7f51\u7ad9\u3002<\/p>\n

\u7f13\u5b58\u4e2d\u6bd2 \u662f\u5b9e\u73b0 DNS \u6b3a\u9a97\u7684\u53e6\u4e00\u79cd\u65b9\u6cd5\uff0c\u4e0d\u4f9d\u8d56\u4e8e DNS \u52ab\u6301(\u7269\u7406\u4e0a\u63a5\u7ba1 DNS \u8bbe\u7f6e)\u3002DNS \u670d\u52a1\u5668\u3001\u8def\u7531\u5668\u548c\u8ba1\u7b97\u673a\u7f13\u5b58 DNS \u8bb0\u5f55\u3002\u653b\u51fb\u8005\u53ef\u4ee5\u901a\u8fc7\u63d2\u5165\u4f2a\u9020\u7684 DNS \u6761\u76ee\u6765\u201c\u6bd2\u5316\u201dDNS \u7f13\u5b58\uff0c\u5176\u4e2d\u5305\u542b\u76f8\u540c\u57df\u540d\u7684\u66ff\u4ee3 IP \u76ee\u6807\u3002DNS \u670d\u52a1\u5668\u5c06\u57df\u89e3\u6790\u4e3a\u6b3a\u9a97\u7f51\u7ad9\uff0c\u76f4\u5230\u5237\u65b0\u7f13\u5b58\u3002<\/p>\n

\u3000\u3000\u7f13\u89e3\u65b9\u6cd5<\/span><\/p>\n

\u540d\u79f0\u670d\u52a1\u5668\u548c\u89e3\u6790\u5668\u7684\u7f13\u89e3\u63aa\u65bd<\/p>\n

DNS \u540d\u79f0\u670d\u52a1\u5668\u662f\u9ad8\u5ea6\u654f\u611f\u7684\u57fa\u7840\u8bbe\u65bd\uff0c\u9700\u8981\u5f3a\u5927\u7684\u5b89\u5168\u63aa\u65bd\uff0c\u56e0\u4e3a\u5b83\u53ef\u4ee5\u88ab\u9ed1\u5ba2\u52ab\u6301\u5e76\u7528\u4e8e \u5bf9\u4ed6\u4eba\u8fdb\u884c DDoS \u653b\u51fb\uff1a<\/p>\n

\u6ce8\u610f\u7f51\u7edc\u4e0a\u7684\u89e3\u6790\u5668 \u2014\u2014\u4e0d\u9700\u8981\u7684 DNS \u89e3\u6790\u5668\u5e94\u8be5\u5173\u95ed\u3002\u5408\u6cd5\u7684\u89e3\u6790\u5668\u5e94\u653e\u7f6e\u5728\u9632\u706b\u5899\u540e\u9762\uff0c\u7ec4\u7ec7\u5916\u90e8\u65e0\u6cd5\u8bbf\u95ee\u3002\u63a8\u8350\u9605\u8bfb\uff1a\u300aDNS\u89e3\u6790\u4e2d\u5e38\u7528\u8bb0\u5f55\u7684\u533a\u522b\u300b<\/a><\/p>\n

\u4e25\u683c\u9650\u5236\u5bf9\u540d\u79f0\u670d\u52a1\u5668\u7684\u8bbf\u95ee \u2014\u2014\u5e94\u8be5\u4f7f\u7528\u7269\u7406\u5b89\u5168\u3001\u591a\u56e0\u7d20\u8bbf\u95ee\u3001\u9632\u706b\u5899\u548c\u7f51\u7edc\u5b89\u5168\u63aa\u65bd\u3002<\/p>\n

\u91c7\u53d6\u63aa\u65bd\u9632\u6b62\u7f13\u5b58\u4e2d\u6bd2 – \u4f7f\u7528\u968f\u673a\u6e90\u7aef\u53e3\uff0c\u968f\u673a\u67e5\u8be2 ID\uff0c\u5e76\u968f\u673a\u5316\u57df\u540d\u4e2d\u7684\u5927\u5c0f\u5199\u3002<\/p>\n

\u7acb\u5373\u4fee\u8865\u5df2\u77e5\u6f0f\u6d1e \u2014\u2014\u9ed1\u5ba2\u4e3b\u52a8\u641c\u7d22\u6613\u53d7\u653b\u51fb\u7684 DNS \u670d\u52a1\u5668\u3002<\/p>\n

\u5c06\u6743\u5a01\u540d\u79f0\u670d\u52a1\u5668\u4e0e\u89e3\u6790\u5668\u5206\u5f00 \u2014\u2014\u4e0d\u8981\u5728\u540c\u4e00\u53f0\u670d\u52a1\u5668\u4e0a\u8fd0\u884c\u4e24\u8005\uff0c\u56e0\u6b64\u5bf9\u4efb\u4e00\u7ec4\u4ef6\u7684 DDoS \u653b\u51fb\u4e0d\u4f1a\u7834\u574f\u53e6\u4e00\u4e2a\u7ec4\u4ef6\u3002<\/p>\n

\u9650\u5236\u533a\u57df\u4f20\u8f93 \u2014\u2014\u4ece\u540d\u79f0\u670d\u52a1\u5668\u53ef\u4ee5\u8bf7\u6c42\u533a\u57df\u4f20\u8f93\uff0c\u8fd9\u662f\u60a8\u7684 DNS \u8bb0\u5f55\u7684\u90e8\u5206\u526f\u672c\u3002\u533a\u57df\u8bb0\u5f55\u5305\u542b\u5bf9\u653b\u51fb\u8005\u6709\u4ef7\u503c\u7684\u4fe1\u606f\u3002<\/p>\n

\u3000\u3000\u6700\u7ec8\u7528\u6237\u7684\u7f13\u89e3\u63aa\u65bd<\/span><\/p>\n

\u6700\u7ec8\u7528\u6237\u53ef\u4ee5\u901a\u8fc7\u66f4\u6539\u8def\u7531\u5668\u5bc6\u7801\u3001\u5b89\u88c5\u9632\u75c5\u6bd2\u8f6f\u4ef6\u548c\u4f7f\u7528\u52a0\u5bc6\u7684 VPN \u901a\u9053\u6765\u4fdd\u62a4\u81ea\u5df1\u514d\u53d7 DNS \u52ab\u6301\u3002\u5982\u679c\u7528\u6237\u7684 ISP \u52ab\u6301\u4e86\u4ed6\u4eec\u7684 DNS\uff0c\u4ed6\u4eec\u53ef\u4ee5\u4f7f\u7528\u514d\u8d39\u7684\u66ff\u4ee3 DNS \u670d\u52a1\uff0c\u4f8b\u5982 Google Public DNS\u3001Google DNS over HTTPS \u548c Cisco OpenDNS\u3002<\/p>\n

\u3000\u3000\u7f51\u7ad9\u6240\u6709\u8005\u7684\u7f13\u89e3\u63aa\u65bd<\/span><\/p>\n

\u4f7f\u7528\u57df\u540d\u6ce8\u518c\u5546\u7684\u7f51\u7ad9\u6240\u6709\u8005\u53ef\u4ee5\u91c7\u53d6\u63aa\u65bd\u907f\u514d DNS \u91cd\u5b9a\u5411\u5176 DNS \u8bb0\u5f55\uff1a<\/p>\n

\u5b89\u5168\u8bbf\u95ee \u2014\u2014\u5728\u8bbf\u95ee DNS \u6ce8\u518c\u5546\u65f6\u4f7f\u7528\u53cc\u56e0\u7d20\u8eab\u4efd\u9a8c\u8bc1\uff0c\u4ee5\u907f\u514d\u59a5\u534f\u3002\u5982\u679c\u53ef\u80fd\uff0c\u8bf7\u5b9a\u4e49\u4e00\u4e2a\u5141\u8bb8\u8bbf\u95ee DNS \u8bbe\u7f6e\u7684 IP \u5730\u5740\u767d\u540d\u5355\u3002<\/p>\n

\u5ba2\u6237\u7aef\u9501\u5b9a \u2014 \u68c0\u67e5\u60a8\u7684 DNS \u6ce8\u518c\u5546\u662f\u5426\u652f\u6301\u5ba2\u6237\u7aef\u9501\u5b9a(\u4e5f\u79f0\u4e3a\u66f4\u6539\u9501\u5b9a)\uff0c\u4ee5\u9632\u6b62\u672a\u7ecf\u7279\u5b9a\u6307\u5b9a\u4e2a\u4eba\u6279\u51c6\u800c\u66f4\u6539\u60a8\u7684 DNS \u8bb0\u5f55\u3002<\/p>\n

DNSSEC \u2014 \u4f7f\u7528\u652f\u6301 DNSSEC \u7684 DNS \u6ce8\u518c\u5546\uff0c\u5e76\u542f\u7528\u5b83\u3002DNSSEC \u5bf9 DNS \u901a\u4fe1\u8fdb\u884c\u6570\u5b57\u7b7e\u540d\uff0c\u4f7f\u9ed1\u5ba2\u66f4\u96be(\u4f46\u5e76\u975e\u4e0d\u53ef\u80fd)\u62e6\u622a\u548c\u6b3a\u9a97\u3002<\/p>\n

\u4ee5\u4e0a\u5c31\u662f\u4ec0\u4e48\u662f DNS \u52ab\u6301\/\u91cd\u5b9a\u5411\u653b\u51fb\u7684\u5168\u90e8\u5185\u5bb9\u3002\u63a8\u8350\u76f8\u5173\u9605\u8bfb\uff1a\u300a\u5728Linux\u4e2d\u68c0\u67e5\u53cd\u5411DNS\u67e5\u627e\uff08rDNS\uff09\u300b<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

\u57df\u540d\u670d\u52a1\u5668 (DNS) \u52ab\u6301\uff0c\u4e5f\u79f0\u4e3a DNS \u91cd\u5b9a\u5411\uff0c\u662f\u4e00\u79cd DNS \u653b\u51fb\uff0c\u5176\u4e2d DNS \u67e5\u8be2\u88ab\u9519\u8bef… \u7ee7\u7eed\u9605\u8bfb DNS\u52ab\u6301\u548c\u91cd\u5b9a\u5411\u653b\u51fb<\/span><\/i><\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[6],"tags":[152],"aioseo_notices":[],"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/raksmart.cn\/blog\/wp-json\/wp\/v2\/posts\/1697"}],"collection":[{"href":"https:\/\/raksmart.cn\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/raksmart.cn\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/raksmart.cn\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/raksmart.cn\/blog\/wp-json\/wp\/v2\/comments?post=1697"}],"version-history":[{"count":1,"href":"https:\/\/raksmart.cn\/blog\/wp-json\/wp\/v2\/posts\/1697\/revisions"}],"predecessor-version":[{"id":1698,"href":"https:\/\/raksmart.cn\/blog\/wp-json\/wp\/v2\/posts\/1697\/revisions\/1698"}],"wp:attachment":[{"href":"https:\/\/raksmart.cn\/blog\/wp-json\/wp\/v2\/media?parent=1697"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/raksmart.cn\/blog\/wp-json\/wp\/v2\/categories?post=1697"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/raksmart.cn\/blog\/wp-json\/wp\/v2\/tags?post=1697"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}