Franck Martin <fmar...@linkedin.com> wrote:

> It depends if it is at connection time, or after the RFC5321.MailFrom where
> the SPF can be evaluated. If there is no valid rDNS and no SPF, rejecting
> after SPF evaluation may not be a bad solution,

If there is a DNSSEC failure you can't tell whether or not there is any rDNS.
Failure to answer is not the same as an answer that says it is nonexistent.

Tony.
-- 
f.anthony.n.finch  <d...@dotat.at>  http://dotat.at/
Sole, Lundy, Fastnet: Southwest 6 to gale 8, occasionally severe gale 9 later.
Rough or very rough, occasionally high later. Occasional rain. Good,
occasionally moderate.

_______________________________________________
mailop mailing list
mailop@mailop.org
https://chilli.nosignal.org/cgi-bin/mailman/listinfo/mailop

Reply via email to