Viktor Dukhovni via Postfix-users:
> On Wed, Jan 10, 2024 at 05:38:37PM +0200, Nikolaos Milas via Postfix-users
> wrote:
>
> > On 10/1/2024 5:24 ?.?., Matus UHLAR - fantomas via Postfix-users wrote:
> >
> > > If you use postscreen, remove reject_rbl_client from *_restrictions.
> > >
> > > reject_rhsbl_client, reject_rhsbl_sender and reject_rhsbl_helo are fine
> > > to stay since they use something postscreen does not.
> >
> > Thanks Matus for your prompt reply. I appreciate it a lot.
>
> My advice is slightly different, I'd still use zen.spamhaus.org in
> smtpd(8), without any of the other (more prone to be false positive)
> lists. The postscreen cached verdict can be outdated. Keeping in mind
> that of course in smtpd(8) there's no scoring, so the whitelists with
> negative scores aren't available. If you absolutely want to ensure
> that the whitelists are honoured, then you need to stick to just
> postscreen.
postscreen versions after 2015 respect the TTL from SOA or positive
lookup result, bounded between postscreen_dnsbl_min_ttl and
postscreen_dnsbl_max_ttl inclusive.
Wietse
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