<?php $host = "i.ua"; $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: $host:$port\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"; $out .= "Content-Type: text/html \r\n"; fwrite($fp,$out); $ans=''; while(!feof($fp)) { $ans.=fgets($fp,128); } fclose($fp); if(preg_match('/404 Not Found/i', $ans)) echo "Страница не найдена"; else echo "Страница найдена"; ?>