AOL blocking MailScanner messages!

Jeff A. Earickson jaearick at COLBY.EDU
Thu Dec 4 17:15:41 GMT 2003

> However, this has nothing to do with RDNS at all, and nothing to do with
> what AOL is doing. AOL is implementing refusal of mail from servers that do
> not have a reverse DNS lookup for their IP. It's not rocket science to do
> in sendmail, i.e. something like this:

Does anybody else out there run this hack, or something similar for Exim/
Postfix?  I'm giving it a test run on my mail server right now, and I
wonder if I am shooting myself in the foot.  Virtually all of the rejections
I see smell spammy to me.  Comments?

Jeff Earickson
Colby College

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