On Fri, 19 Jun 2009 16:30:29 -0700 SM <s...@resistor.net> wrote: > At 15:36 19-06-2009, McDonald, Dan wrote: > >Of course. Don't you? Although usually the Nigerians relay through > >Italy, and sometimes Hong Kong. > > I don't see any email of that type originating from Nigeria in terms > of SMTP. Most of these emails originate from other > countries. Blocking Italy or Hong Kong won't help that much because > of the mode of operation of these senders.
The last hop into the internal network is rarely from Nigeria, but I find it turns up in X-Spam-Relay-Countries in about 9% of my own spam.