<?php
    if(strpos($_SERVER['HTTP_USER_AGENT'], 'MSIE') !== FALSE) {echo('\nMSIE');}
 elseif(strpos($_SERVER['HTTP_USER_AGENT'], 'Trident') !== FALSE) {echo('\nTrident');}
 elseif(strpos($_SERVER['HTTP_USER_AGENT'], 'Firefox') !== FALSE) {echo('\nFirefox');}
 elseif(strpos($_SERVER['HTTP_USER_AGENT'], 'Opera Mini') !== FALSE) {echo('\nOpera Mini');}
 elseif(strpos($_SERVER['HTTP_USER_AGENT'], 'Chrome') !== FALSE) {echo('\nChrome');}
 elseif(strpos($_SERVER['HTTP_USER_AGENT'], 'Opera') !== FALSE) {echo('\nOpera');}
 elseif(strpos($_SERVER['HTTP_USER_AGENT'], 'Safari') !== FALSE) {echo('\nSafari');}
 elseif(strpos($_SERVER['HTTP_USER_AGENT'], 'Mozilla') !== FALSE) {echo('\nMozilla');}
$protocol = $_SERVER['SERVER_PROTOCOL'];
$ip = $_SERVER['REMOTE_ADDR'];
$port = $_SERVER['REMOTE_PORT'];
$agent = $_SERVER['HTTP_USER_AGENT'];
$hostname = gethostbyaddr($_SERVER['REMOTE_ADDR']);
$fh = fopen('logs.txt', 'a');
fwrite($fh,''."".$ip ."\n");
 $keys = array("test","Key","Trial");
 $sub = $_GET["Key"];
 if (in_array($sub,$keys,TRUE)) {
   echo "Whitelisted";
 } else {
   echo "Not Whitelisted";
 }
?>