Re: dynamic DNS and SPF?

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.