On Sun, Aug 11, 2024 at 03:59:16PM +0100, Gilgongo via Postfix-users wrote:

> I have the following in my postscreen_dnsbl_sites:
> 
>      wl.mailspike.net=127.0.0.[19;20]*-2
> 
> Yet my logs show entries for .17 and .18 as well, eg:
> 
> Aug 11 14:14:10 alice postfix/dnsblog[3952116]: addr 211.151.30.122 listed
> by domain wl.mailspike.net as 127.0.0.17
> Aug 11 14:14:59 alice postfix/dnsblog[3960566]: addr 192.30.252.200 listed
> by domain wl.mailspike.net as 127.0.0.18

Which looks like accurate diagnostic information.

> What's the reason for this? Perhaps there's something about the way lookups
> are being done that I've missed, but I'm not sure what it is.

The dnsblog(8) service is NOT postscreen(8) and does not know which
values postscreen(8) might, or might not, take into account.  It just
logs what it fines.  It is up to postscreen(8) to make a decision on
those findings, and apparently poscreen(8) did nothing, as configured.

-- 
    Viktor.
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