I would not blanket whitelist providers by the rDNS names -- those names are too easy to fake. I can set the rDNS on my servers to anything I want; that's why SPF and DKIM were created.
-- Sam Clippinger On Aug 13, 2013, at 10:37 AM, Gary Gendel wrote: > Sam, > > This sounds like a good idea. Unfortunately I have limited bandwidth to > offer an RHSBL service on my domain. > > I currently have the big providers whitelisted from their RDNS but still > run all emails through spamassassin. Is this a bad idea and should I > have these configured differently? If not, should hunter_seeker used > rdns whitelist instead of using the unblacklistable file? > > Gary > > On 08/13/2013 11:02 AM, Sam Clippinger wrote: >> I don't update mine very often at all; I think I've only added a couple >> within the last year. (Some of the original scripts I wrote in 2007 still >> catch sites today -- I guess spammers just don't update their websites.) I >> could post my current filters somewhere if you'd like to see them, but I >> agree it would be neat to create some sort of centralized repository. I >> suppose the cleverest thing would be for someone to host an RHSBL based on >> results from the script. I have about 100K blacklisted domains I could >> contribute... >> >> My unblacklistable domains list is pretty basic as well, mostly big >> providers (AOL, GMail, Hotmail, etc) plus a few (about a dozen) I've added >> when people have been blocked accidentally. >> >> -- Sam Clippinger >> >> >> >> >> On Aug 13, 2013, at 8:39 AM, Gary Gendel wrote: >> >>> Sam, >>> >>> I just started playing with your hunter-seeker script. Is there a >>> repository where the latest hunter-seeker filters can be downloaded? I >>> don't know how often you and others update them, but new filters would >>> be a nice thing to share. Also, any unblacklistable domains that have >>> been collected would be nice to share. >>> >>> Gary >>> >>> _______________________________________________ >>> spamdyke-users mailing list >>> [email protected] >>> http://www.spamdyke.org/mailman/listinfo/spamdyke-users >> _______________________________________________ >> spamdyke-users mailing list >> [email protected] >> http://www.spamdyke.org/mailman/listinfo/spamdyke-users > > _______________________________________________ > spamdyke-users mailing list > [email protected] > http://www.spamdyke.org/mailman/listinfo/spamdyke-users _______________________________________________ spamdyke-users mailing list [email protected] http://www.spamdyke.org/mailman/listinfo/spamdyke-users
