On Wed, 10 May 2006, Martin A. Brooks wrote:
> Not wishing to be pedantic, but it's not a fake record, it's a real
> one. Also it's perfectly possible that it's not a spammer, but a host
> that is having trouble reaching your primary MX.
The way some people do this is to have the "fake real" MX point to a
second IP address on the same host as the primary MX. Therefore, the
chance of a real MTA accessing the fake when it can't access the primary
is very small.
--
Philip Hazel University of Cambridge Computing Service
Get the Exim 4 book: http://www.uit.co.uk/exim-book
