mail filtering based on reverse DNS

Marco d'Itri md at Linux.IT
Wed Aug 10 14:33:34 CEST 2011


On Aug 10, Ignatios Souvatzis <ignatios at cs.uni-bonn.de> wrote:

> In the modern days, where often a lot of services *with their own
> domain names* run on big server machines, it is unreasonable to require
> that forward and reverse resolving agree. (The SPF stuff might be 
I call bullshit on this.

> Requiring any PTR might be ok.
Requiring any PTR is useless, and this is why nobody bothers.

-- 
ciao,
Marco
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