Here's my filters on Domains:

(.+\.dsl\..+?\.(pacbell|ameritech|swbell)\.net):nondr

(adsl\-.+\-.+\-.+\-.+\..+.(.+)\.(swbell|pacbell)\.net):nondr

Isn't this Domain filtering DNS lookup names like adsl-70-240-170-1.dsl.hstntx.swbell.net in this example?

Here's the log:

05/16/05 10:07:58:826 -- (292) Connection from: 70.240.170.1  -  Originating country : United States
05/16/05 10:07:59:217 -- (292) Resolving 70.240.170.1 - adsl-70-240-170-1.dsl.hstntx.swbell.net
05/16/05 10:07:59:342 -- (292) Mail from: Tntn77@aol.com
05/16/05 10:07:59:857 -- (292) - MAPS search done...
05/16/05 10:07:59:857 -- (292) RCPT TO: username@abc.com accepted
05/16/05 10:08:00:154 -- (292) EMail from Tntn77@aol.com to username@abc.com passes Bayesian filter - 0% spam  (0ms)
05/16/05 10:08:00:170 -- (292) EMail from Tntn77@aol.com to username@abc.com was queued. Size: 1 KB, 1024 bytes
05/16/05 10:08:00:170 -- (1704) Sending email from Tntn77@aol.com to username@abc.com
05/16/05 10:08:00:217 -- (1076) Time to add Msg to Bayes corpus:0
05/16/05 10:08:00:279 -- (292) Disconnect