Matt wrote:
> I use this to block some spam before wasting CPU power on a message
> with Spamassassin.
>
> # : sbl.spamhaus.org
> deny dnslists = sbl.spamhaus.org
> message = SPAM: rejected because $sender_host_address is in
> the blacklist at $dnslist_domain\n\ ($dnslist_text)
>
> sbl.spamhaus.org rarely ever falses. I have tried xbl.spamhaus.org
> and bl.spamcop.net but both false too much. Is there a way to check
> both blacklists and only block if an IP is in both xbl.spamhaus.org
> and bl.spamcop.net?
>
I haven't tried it myself, but an acl like this should work:
deny
dnslists = sbl.spamhaus.org
dnslists = bl.spamcop.net
message = You are on both spamcop and spamhaus