Google DNS Oddity

Florian Brandstetter florianb at globalone.io
Fri Sep 6 21:23:36 UTC 2019


Where are you based? I can check if this can be replicated in our backbone, in case we have a PoP close.

On Sep. 6 2019, at 11:17 pm, Nick Hilliard <nick at foobar.org> wrote:
> Nick Hilliard wrote on 06/09/2019 21:19:
> > Chip Marshall via NANOG wrote on 06/09/2019 20:11:
> > > Hello, I'm seeing an oddity when doing DNS lookups for www.google.com
> > > from our
> > > London datacenter, and I'm curious if other people are seeing the same
> > > behavior.
> >
> >
> > I saw a bunch of monitoring systems queries for www.google.com/A return
> > back with no A records at ~20:35 BST. It's returned back to normal now,
> > but we needed to flush a bunch of DNS caches.
>
>
> ... aaaand there we go again at 22:07 BST.
> Nick
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