note 31730 added to function.checkdnsrr
| From: | fox dot 69 at gmx dot net | Date: | Thu, 01 May 2003 18:40:40 +0000 |
| Subject: | note 31730 added to function.checkdnsrr | ||
| Groups: | php.notes | ||
| Request: | Send a blank email to php-notes+get-47358@lists.php.net to get a copy of this message | ||
maybe usefull, a blacklist (DNSBL) check function:
function is_blacklisted($ip) {
$dnsbl_check=array("bl.spamcop.net",
"relays.osirusoft.com",
"list.dsbl.org",
"sbl.spamhaus.org");
if ($ip) {
$quads=explode(".",$ip);
$rip=$quads[3].".".$quads[2].".".$quads[1].".".$quads[0];
for ($i=0; $i<count($dnsbl_check); $i++) {
if (checkdnsrr($rip.".".$dnsbl_check[$i],"A")) {
$listed.=$dnsbl_check[$i]." ";
}
}
if ($listed) { return $listed; } else { return FALSE; }
}
}
--
http://www.php.net/manual/en/function.checkdnsrr.php
http://master.php.net/manage/user-notes.php?action=edit+31730
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