On Thu, Dec 18, 2008 at 4:37 AM, mouss <mo...@netoyen.net> wrote: > Adrian Overbury a écrit : >> Does anyone here make use of the DNS Whitelist? If so, what's your >> experience with it? Do you find it helpful in speeding up the delivery >> of legitimate mail, > > I use it to avoid FPs, not to speed up delivery. > >> or does it just increase the amount of spam you >> receive? > > Not that I noticed. but if you see spam from a listed IP, you can report > it to dnswl. > >> Also, do you find it more useful to use it as part of a >> spamassassin check, or as part of the SMTP transaction? I'm interested >> in any info you can provide. >> > > I use it in postfix, before spamhaus zen and other checks (but after > local client ACLs, so if I don't like an IP, I can still block it).
We do the same here, dnswl at mta before any RBL/greylisting. Passed messages still get a trip through SA. No evidence/complaints of spam getting through because of dnswl. > > I also use it in SA, where it is on by default. > > and I recommend that people with IPs that may be blocked submit these > IPs to dnswl. In particular, those having a "dynamic-like" reverse dns. > >
