Autor: Kjetil Torgrim Homme Data: Para: Christian Hertel CC: exim-users Assunto: Re: [Exim] Conditions in ACL's
On fre, 2004-07-30 at 11:53 +0200, Christian Hertel wrote: > > For checking whether the sender address is routable, you can use "verify =
> > sender". Are you sure you do not want to accept messages from sender who
> > do not have an MX record for their mail domain set up, but only A record?
>
> Yes, why not? This will give a higher chance that bounces could be
> delivered and it might keep some spam away from us.
why not? simple, it's breaking the standard. a mail domain needs
either an MX or an A record. yes, having only an A record is uncommon
these days, but it is still valid. chances are that domains with such a
setup are among the more clued in.