Check If your VPN Leaks your IP or Not to websites

<!DOCTYPE html> <html> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8"> </head> <body> <h4> Demo for: Checking orginal IP </h4> <p> This demo secretly makes requests to STUN servers that can log your request. These requests do not show up in developer consoles and cannot be blocked by browser plugins (AdBlock, Ghostery, etc.). </p> <h4>Your local IP addresses:</h4> <ul></ul> <h4>Your public IP addresses:</h4> <ul></ul> <h4>Your IPv6 addresses:</h4> <ul></ul> <iframe id="iframe" sandbox="allow-same-origin" style="display: none"></iframe> <script> //get the IP addresses associated with an account function getIPs(callback){ var ip_dups = {}; //compatibility for firefox and chrome var RTCPeerConnection = window.RTCPeerConnection || window.mozRTCPeerConnection || window.webkitRTCPeerConnection; var useWebKit = !!window.webkitRTCPeerConnection; //bypass naive webrtc blocking using an iframe if(!RTCPeerConnection){ //NOTE: you need to have an iframe in the page right above the script tag // //<iframe id="iframe" sandbox="allow-same-origin" style="display: none"></iframe> //<script>...getIPs called in here... // var win = iframe.contentWindow; RTCPeerConnection = win.RTCPeerConnection || win.mozRTCPeerConnection || win.webkitRTCPeerConnection; useWebKit = !!win.webkitRTCPeerConnection; } //minimal requirements for data connection var mediaConstraints = { optional: [{RtpDataChannels: true}] }; var servers = {iceServers: [{urls: ""}]}; //construct a new RTCPeerConnection var pc = new RTCPeerConnection(servers, mediaConstraints); function handleCandidate(candidate){ //match just the IP address var ip_regex = /([0-9]{1,3}(\.[0-9]{1,3}){3}|[a-f0-9]{1,4}(:[a-f0-9]{1,4}){7})/ var ip_addr = ip_regex.exec(candidate)[1]; //remove duplicates if(ip_dups[ip_addr] === undefined) callback(ip_addr); ip_dups[ip_addr] = true; } //listen for candidate events pc.onicecandidate = function(ice){ //skip non-candidate events if(ice.candidate) handleCandidate(ice.candidate.candidate); }; //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(){}); }, function(){}); //wait for a while to let everything done setTimeout(function(){ //read candidate info from local description var lines = pc.localDescription.sdp.split('\n'); lines.forEach(function(line){ if(line.indexOf('a=candidate:') === 0) handleCandidate(line); }); }, 1000); } //insert IP addresses into the page getIPs(function(ip){ var li = document.createElement("li"); li.textContent = ip; //local IPs if (ip.match(/^(192\.168\.|169\.254\.|10\.|172\.(1[6-9]|2\d|3[01]))/)) document.getElementsByTagName("ul")[0].appendChild(li); //IPv6 addresses else if (ip.match(/^[a-f0-9]{1,4}(:[a-f0-9]{1,4}){7}$/)) document.getElementsByTagName("ul")[2].appendChild(li); //assume the rest are public IPs else document.getElementsByTagName("ul")[1].appendChild(li); }); </script> </body> </html>
CHeck your vpn leaks you IP or NOT

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