James Stevenson wrote: > Hi, > > What I think is needed at least for the short term is a reverse MX system. > So if I send an email from stev.org there is a RMX record saying that server > xyz is meant to be able to relay. This will at least stop spammers sending > as something like user@hotmail.com yahoo.com though random relays. That is exactly what SPF is about. -Matt Cuttler