Re: dynamic DNS and SPF?

David Brodbeck wrote:
> On Fri, 4 Jun 2004, Lotas Smartman wrote:
> > i supose your could cheat and send your self an email from their
> > server and see what machines it goes though. that way you would have
> > the real ips, or at least, thats a theory!
> That works as long as they aren't doing load-balancing across multiple
> servers.  I doubt many places are doing that for outgoing mail, but it
> could happen.
I'd be surprised if a major ISP like ntl *wasn't* doing this.

Paul.