Tuesday, July 30, 2024, 5:24:53 PM, Gary R. Schmidt via Postfix-users  wrote:

> You need to look into what ban-lists your host subscribes to, blocking a 
> fairly well-known e-mail source but letting a TPG residential IP address 
> (that's me!) through is a bit whiffy.

I was about to ask a similar question.  

I only use list.dnswl.org (for good ones) and zen.spamhaus.org (bad) in 
postscreen.  Very effective but I did, just once, see an IP simultaneously 
listed in both. 

-- 
Cheers,
yet another Phil

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