curl 200 301 404 ..

check_status_of_pages.php

<?php
if ($curl = curl_init()) {
    $hrefs = array(
        'http://domain.com/page1.html',
        'http://domain.com/page2.html',
        'http://domain.com/page3.html',
        'http://domain.com/page4.html',
        'http://domain.com/page5.html',
    );
    foreach ($hrefs as $href) {
        curl_setopt($curl, CURLOPT_URL, $href);
        curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, false);
        curl_setopt($curl, CURLOPT_NOBODY, true);
        curl_setopt($curl, CURLOPT_HEADER, true);
        curl_setopt($curl, CURLOPT_RETURNTRANSFER, true);
        $out = curl_exec($curl);
        $status200 = strpos($out, ' 200 ');
        $status301 = strpos($out, ' 301 ');
        $status404 = strpos($out, ' 404 ');
        if ($status404) {
            echo $href . '<br>' . $out . '<br><br>';
        }
    }
    curl_close($curl);
}