Jamie Baddeley wrote: >I've doubled checked, and that seems to be the case. > >Network 203.96.154.0/24 is not filtered, but Network 203.79.97.0/24 is. > >jamie > > Could it be that the entire 203.79.97.0/24 has made it onto an RBL or perhaps it is listed as a dynamic range like dialup. Kind of blocking by stealth. Rob