<?php $host = "mail.ru"; $port = 80; $page = "/bla.php"; $fp=fsockopen($host,$port,$errno,$errstr,10); if (!fp) {die();} $out = "GET $page HTTP/1.1\r\n"; $out .= "Host: $host\r\n"; $out .= "User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; ru; rv:1.9) Gecko/2008052906 Firefox/3.0 Paros/3.2.13\r\n"; $out .= "Referer: http://$host/\r\n"; $out .= "Connection: Close\r\n\r\n"; fwrite($fp,$out); $ans=''; $ans.=fgets($fp, 1024); fclose($fp); if(strstr($ans, "HTTP/1.1 404 Not Found")){ echo "Страница не найдена"; }else{ echo "Страница найдена"; } exit(); ?>