AOL blocking MailScanner messages!

[Jeff A. Earickson]

>
> 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:
>
> http://www.cs.niu.edu/~rickert/cf/hack/require_rdns.m4
>

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