On 27 Jan 2026, at 06:01, Dave McGuire via dovecot <[email protected]> wrote:
> 
> On January 26, 2026 22:55:40 Lefteris Tsintjelis via dovecot 
> <[email protected]> wrote:
>> There are 2 issues if anyone considers using external and not local RBLs:
>> 
>> 1) Speed/connectivity depending on where you are. The total response of all 
>> RBLs used should be under 10ms if possible
>> 2) FPs. You don’t control what is on anyone’s list so you may be forced to 
>> whitelist and that makes things more complex.
>> 
>> A well trained local list would be much faster, way more reliable with no 
>> packet loss, and extremely more accurate with close to 0 FPs. My local RBL 
>> gets at least 95% hits with 0 FPs and of course it is way faster and 
>> reliable for me as I control it.
> 
>  How do you populate it?

Auto generated from centralized login and things that would not cause any FPs 
for anything I run to the local clients and services I have.

Lefteris
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