On Thu, 6 Jul 2017, Jim Garrison wrote: > Those are the IPs of the website, not the outgoing SMTP server. There's > no reliable way to find out how a domain SENDS email. You can query DNS > for the MX record to see where they RECEIVE email but not for the outgoing > server. With an organization like CC they likely have dozens or hundreds > of outgoing SMTP servers.
Jim, True that. > If you blocked them based on an RBL, you would see log entries to that > effect (but they wouldn't show the website addresses). However, if they > are RFC compliant then the reverse IP for the servers SHOULD map back to > their domain(s), so try grepping the log for 'const' and 'conta' Aha! Found it using const rather than constantcontact.com. That was rejected years ago when I received too much spam from them. Thanks very much for pointing me to the solution, Rich _______________________________________________ PLUG mailing list [email protected] http://lists.pdxlinux.org/mailman/listinfo/plug
