> > What RBL's, if any, do you use if we may ask? > > I currently use: > > sbl-xbl.spamhaus.org > dnsbl.ahbl.org > list.dsbl.org > dnsbl.sorbs.net > bl.spamcop.net > dnsbl.njabl.org > spews.dnsbl.sorbs.net > cbl.abuseat.org > relays.ordb.org Just FYI, it's my understanding that the cbl.abuseat.org list is included in the sbl-xbl.spamhaus.org list so you can save yourself the DNS query. Also, the use of spamcop should (in my opinion) be suggested with a caveat that the user read up on their own description of their criteria for blocking mail. I have seen large email providers and even ISPs etc blocked by this list, even if temporarily. Just my 2 cents, Alex