Code:
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
</head>
<body>
<p><img src="spamhaus_logo.jpg" alt="Spamhaus"></p>
<?php
$ip = $_SERVER['REMOTE_ADDR'];
$blacklist = "sbl-xbl.spamhaus.org";
$url = implode(".", array_reverse(explode(".", $ip))) . ".". $blacklist;
$record = dns_get_record($url);
if ($record === Array()) {
echo ('<style type="text/css" media="all"> #green {color: green;}</style>' . '<div id = green><p>' . 'Your ip ' . $ip . ' not listed in Spamhaus' . '</p></div>');
}
else {
echo ('<style type="text/css" media="all"> #red {color: red;}</style>' . '<div id = red><p>' . 'Your ip ' . $ip . ' listed in Spamhaus:' . '</p></div>');
print_r ($record);
}
?>
</body>
</html>
