[CentOS] Re: postfix tightening

[Tom Ivar Helbekkmo]

"Mark A. Lewis" <mark at siliconjunkie.net> writes:

> Lets say that Acme Widget has their mail hosted with Hostco. Acme Widget
> would rather not have mail.hostco.com in the mail headers for whatever
> reason. So, hostco doesn't setup a ptr record for it. This does not make
> Acme Widget or Hostco any more likely to be spammers, it just makes you
> more likely to drop their mail.

Actually, the problem you're describing is routinely solved at any
decent ISP *without* breaking any rules.  If the above were a genuine
scenario, I would conclude that Hostco is run by nincompoops.  ;-)

-tih
-- 
Don't ascribe to stupidity what can be adequately explained by ignorance.