You can implement the use of SPF records in your dns/mx settings. This will tell mail servers which use SPF checking (which many do) to only allow mail from your domain name to come from the mail servers / IPs that you specify (in the SPF records) are allowed. Any mail coming from non-allowed IPs are blocked...
-Matt On Wed, 2009-12-30 at 10:31 -0500, Kurt Fankhauser wrote: > Does anyone have any experience with having an attack done on your domain > where the sender spoofs the header and then puts your domain in it as the > sender. I think this is called a JoeJob and we are getting 1000's of the > bounced messages because of it and are now having difficulty sending to some > of the bigger email providers like aol, yahoo, and hotmail. I tracked the > originating IP down to somewhere in Asia and reported them to the holder of > the Whois information there. Anything else I can do? > > > > Kurt Fankhauser > WAVELINC > P.O. Box 126 > Bucyrus, OH 44820 > 419-562-6405 > www.wavelinc.com > > > > > > > > > > -------------------------------------------------------------------------------- > WISPA Wants You! Join today! > http://signup.wispa.org/ > -------------------------------------------------------------------------------- > > WISPA Wireless List: [email protected] > > Subscribe/Unsubscribe: > http://lists.wispa.org/mailman/listinfo/wireless > > Archives: http://lists.wispa.org/pipermail/wireless/ -------------------------------------------------------------------------------- WISPA Wants You! Join today! http://signup.wispa.org/ -------------------------------------------------------------------------------- WISPA Wireless List: [email protected] Subscribe/Unsubscribe: http://lists.wispa.org/mailman/listinfo/wireless Archives: http://lists.wispa.org/pipermail/wireless/
