urls controleren of ze nog bestaan

<?php
$timeout = 5;
$domein = "www.domein.ext"
$socket = fsockopen($domein, 80, $errno, $errstr, $timeout);
if (!$socket) {
    echo "$errstr ($errno)<br />\n";
} else {
    $out = "GET / HTTP/1.1\r\n";
    $out .= "Host: ".$domein."\r\n";
    $out .= "Connection: Close\r\n\r\n";

    fwrite($socket, $out);
    while (!feof($socket)) {
        echo fgets($socket, 128); //de inhoud van de webpagina
    }
    fclose($fp);
}
?> 

<?php
$timeout = 5;
$domein = "www.domein.ext"
$socket = fsockopen($domein, 80, $errno, $errstr, $timeout);
if (!$socket) {
    echo "$errstr ($errno)<br />\n";
} else {
    $out = "GET / HTTP/1.1\r\n";
    $out .= "Host: ".$domein."\r\n";
    $out .= "Connection: Close\r\n\r\n";
 
    fwrite($socket, $out);
    while (!feof($socket)) {
        echo fgets($socket, 128); //de inhoud van de webpagina
    }
    fclose($fp);
}
?>