On 2026-03-11 at 05:01:37 UTC-0400 (Wed, 11 Mar 2026 10:01:37 +0100)
Marek Podmaka via Postfix-users <[email protected]>
is rumored to have said:
On Tue, 10 Mar 2026 at 20:02, Bill Cole via Postfix-users
<[email protected]> wrote:
I choose to use the Spamhaus multiplexed "Zen" list and define
specific
weights for the different sublists. See spamhaus.org for the details
of
how that works.
It remains useful to repeat the DNSBLs you use for Postscreen in
smtpd_*_restrictions reject_rbl_client directives, because Postscreen
DNS replies are strictly time-limited by Postscreen while those done
later use system resolver timeouts. Because both queries use the
Do smtpd_*_restrictions also support different weights?
No.
Or how do you
replicate your postcreen RBL setup then?
I *don't* perfectly replicate it because it is a different context with
different needs. I have multiple check_*_access directives pointing to
'allowlists' in order ahead of and between the reject_rbl_client
directives that protect mail of various sorts from DNSBLs, so that it
need only pass SpamAssassin, which I have configured to make client-IP
DNSBLs non-fatal.
--
Bill Cole
[email protected] or [email protected]
(AKA @[email protected] and many *@billmail.scconsult.com
addresses)
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