Autor: Bill Moseley Fecha: A: exim-users Asunto: Re: [exim] [OT] Why att.net has DNS failure?
On Thu, Jan 25, 2007 at 04:48:05PM -0500, Dave Lugo wrote: > I doubt att cares about forward/reverse matching on a destination
> they mail to.
Ya, seems like it would be common for reverse to not match.
> It's more likely some network issue or firewall entry (perhaps at att's
> end) means they can't get to the NSen for whmoseley.com. Which are both
> in the same /24.
That would be my guess. Maybe one of att.net's machines has cached a
real dsn failure an has not refreshed.
Being on the same subnet is not great (it was a temporary setup I
forgot about about a year ago!) but this one user is the only person
they are having problems with and it's been going on for a month.
Odd.
I figure the chances of getting any response form postmaster@???
is slim.
