<?php 



    # CloudFlare IP Resolver 



    # Coded By Phizo 

    # http://hackforums.net/member.php?action=profile&uid=42381 



    function is_ipv4($ip) 

    { 

    return filter_var($ip, FILTER_VALIDATE_IP, FILTER_FLAG_IPV4) ? $ip : '(Null)'; 

    } 



    $me = $argv[0]; 

    $url = @$argv[1]; 



    if(!isset($url)) 

    die("\n[+] Usage: php {$me} <url>\n[+] Example: php {$me} http://www.imgur.com\n"); 



    if(!preg_match('/^(https?):\/\/(w{3}|w3)\./i', $url)) 

    die("\nURL is invalid.\nURL must be formatted as: http(s)://www." . preg_replace('/^(https?):\/\//', '', $url) . "\n(for compatibility reasons)\n"); 



    $headers = get_headers($url, 1); 

    $server = $headers['Server']; 



    $subs = array('cpanel.', 'ftp.', 'mail.', 'webmail.', 'direct.', 'direct-connect.', 'record.', 'ssl.', 'dns.', 'help.', 'blog.', 'forum.'); 

    $count = count($subs); 



    if(preg_match('/^(https?):\/\/(w{3}|w3)\./i', $url, $matches)) 

    { 

    if($matches[2] != 'www') 

    { 

    $url = preg_replace('/^(https?):\/\//', '', $url); 

    } 

    else 

    { 

    $url = explode($matches[0], $url); 

    $url = $url[1]; 

    } 

    } 



    if(is_array($server)) 

    $server = $server[0]; 



    if(preg_match('/cloudflare/i', $server)) 

    echo "\n[+] CloudFlare detected: {$server}\n"; 

    else 

    echo "\n[+] CloudFlare wasn't detected, proceeding anyway.\n"; 



    echo '[+] IP: ' . is_ipv4(gethostbyname($url)) . "\n\n"; 

    echo "[+] Searching for more IP addresses.\n\n"; 



    for($x = 0; $x < $count; $x++) 

    { 

    $site = $subs[$x] . $url; 

    $ip = is_ipv4(gethostbyname($site)); 



    echo "Trying {$site}: {$ip}\n"; 

    } 



    echo "\n[+] Finished.\n"; 



    ?>