[171032] in North American Network Operators' Group
Re: AT&T / Verizon DNS Flush?
daemon@ATHENA.MIT.EDU (Steven Briggs)
Wed Apr 16 12:22:05 2014
In-Reply-To: <2225B1FE-BA2E-4F39-9571-8AB01AC2E633@heliacal.net>
Date: Wed, 16 Apr 2014 10:21:34 -0600
From: Steven Briggs <stevenbriggs@gmail.com>
To: Laszlo Hanyecz <laszlo@heliacal.net>
Cc: "nanog@nanog.org" <nanog@nanog.org>
Errors-To: nanog-bounces+nanog.discuss=bloom-picayune.mit.edu@nanog.org
Yeah...I know. Unfortunately, the domain was "mishandled" by our
registrar, who imposed their own TTLs on our zone, THEN turned it back over
to us with a 48HR TTL. Which is very bad.
I really appreciate all of your help, guys!
=E1=90=A7
On Wed, Apr 16, 2014 at 10:14 AM, Laszlo Hanyecz <laszlo@heliacal.net>wrote=
:
> The generally accepted and scalable way to accomplish this is to advertis=
e
> your freshness preferences using the SOA record of your domain. It would
> be pretty tricky to make this work with a swivel chair type system for
> every domain and host on the internet. You would have to contact every
> user and ask them to invalidate the caches, after asking their recursing
> server operator to do the same.
>
> -Laszlo
>
>
> On Apr 16, 2014, at 6:15 AM, Steven Briggs <stevenbriggs@gmail.com> wrote=
:
>
> > Hello,
> >
> > Not sure where to point this... I was wondering if anybody knows an
> inroad
> > to reach AT&T and Verizon systems people to flush their caches for "
> > proofpoint.com"?
> >
> > Any help is greatly appreciated!
> >
> > Steven Briggs
> > =E1=90=A7
>
>
