[SCRIPT]=> Capturar dados servidor remoto

<?php

function getHttpResponseCode($url) {
    $ch = curl_init();
    curl_setopt($ch, CURLOPT_URL, $url);
    curl_setopt($ch, CURLOPT_HEADER, TRUE);
    curl_setopt($ch, CURLOPT_FOLLOWLOCATION, FALSE);
    curl_setopt($ch, CURLOPT_RETURNTRANSFER, TRUE);
    $status = null;
    $response = curl_exec($ch);
    preg_match_all('(HTTP.*)', $response, $status['http']);
    preg_match_all('(Server:.*)', $response, $status['server']);
    preg_match_all('(X-Powered-By:.*)', $response, $status['X-Powered-By']);
    return $status;
}

$x = (getHttpResponseCode("http://google.com.br"));

print_r($x['http'][0][0]);
print_r($x['server'][0][0]);
print_r($x['X-Powered-By'][0][0]);