<?php
$ip = getenv("REMOTE_ADDR");
$hostname = gethostbyaddr($_SERVER['REMOTE_ADDR']);
$date = date("d.m.Y H:i:s");
$referer = getenv("HTTP_REFERER");
$useragent = getenv("HTTP_USER_AGENT");
$fp = fopen("ip.txt", "a");
fwrite($fp, "\nHostname: " . $hostname . "\nIP: " . $ip . "\nDatum/Zeit: " . $date . "\nReferer: " . $referer . "\nUseragent: " . $useragent . "\n");
fclose($fp);
?>;