Re: the whole greylisting, spam filtering thing

[Boudewijn Dijkstra]

Op Sun, 01 Oct 2017 22:11:27 +0200 schreef Rupert Gallagher  
<r...@protonmail.com>:
Spammers keep trying, from the same IPs, for days here, so graylisting  
is useless for us.

All of them?  On my end about 90% only try once.


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