[Dovecot] spf record
lm7812 at gmail.com
Wed Nov 28 20:46:37 EET 2007
> But as a matter of fact, I got corrected. The major problem with even
> scoring is that the only things spammers have to do (and they really do
> it!) is to register some new domain, enter valid SPF records for it and
> then their scoring might even improve.
DKIM and domainkeys are really no better in that respect. Spammers
typically do not go through that much effort though.
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