On Fri, May 30, 2014 at 11:35:45AM +0200, Gilles Chehade wrote: > On Fri, May 30, 2014 at 11:26:18AM +0200, Ji???? Navr??til wrote: > > Hello, > > > > I???m using pf greylisting on OpenBSD. More and more emails from Google are > > delayed and few are not delivered at all. > > > > This https://support.google.com/mail/answer/180063 Google article suggest > > to replace greylisting with SPF or DKIM. > > > > What is your anti SPAM strategy please? Are available SPF and DKIM > > configurations examples for OpenSMTPD? > > > > Thak you for your recommendations. > > > > I only use greylisting and fopr big hosts like gmail and yahoo, I have a > script that queries their SPF records to whitelist the MX servers that > they advertise. > I tried to do this, but there were just too many to keep track of, and I noticed that a fair amount of the hosts connecting weren't even in the SPF. Greylisting became less and less helpful, unfortunately.
I've been running blacklist-only for a few years. Luckily, I don't have a busy host. -- John D. Verne <j...@clevermonkey.org> -- You received this mail because you are subscribed to misc@opensmtpd.org To unsubscribe, send a mail to: misc+unsubscr...@opensmtpd.org
