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> From: discuss-bounces-mNDKBlG2WHs at public.gmane.org [mailto:discuss-bounces-mNDKBlG2WHs at public.gmane.org] On Behalf > Of Tom Metro > > To clarify, having a PTR record for your mail server's IP is generally > required, but having the PTR record match the HELO (EHLO) domain should > not be required, and rejecting messages that violate this is considered > bad practice. Though that doesn't stop a few well known sites from doing > so (craigslist.org, for example). Agreed, but all spam filters are just assigning probabilities based on things they see. I don't know of anyone who rejects mail based on unmatching forward & reverse & EHLO, but it is certainly possible for some spam filter to allow that to be a factor.
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