On Tue, Dec 31, 2019 at 01:50:43AM +0100, Gerben Wierda wrote: > 9500 in 13 hours here. With the new settings (ENFORCE) smtpd is spared but I > still have this junk in my log > > Definitely going to look into pf and blocking geolocations.
Accumulation of a pile of ad-hoc filter rules makes your MTA brittle over time. My advice is to just ignore the noise in the logs, there'll always be new noise. Just let it go. Postscreen is working for you, without custom rules for each new source. -- Viktor.