Jaroslaw Rafa:
> Dnia 31.01.2021 o godz. 17:00:50 Gerald Galster pisze:
> >
> > Given the ip 1.2.3.4 - if postfix is configured to query the spamcop
> > blacklist then a dns query like this is issued:
> >
> > [gerry@noc ~]$ dig 4.3.2.1.bl.spamcop.net
> > [...]
> > ;; ANSWER SECTION:
> > 4.3.2.1.bl.spamcop.net. 300 IN A 91.195.240.87
>
> But isn't this a commonly accepted conventions for RBLs that they return
> addresses from 127.0.0.0/8 only in case of positive response?
>
> Shouldn't Postfix (or any other MTA) ignore the RBL response if it's not
> from 127.0.0.0/8 range?
Postfix supports reply filters,
Wietse
