On Jan 9, 2021, at 04:38, Phil Regnauld <[email protected]> wrote:
>
> Experienced this in Denmark on Wednesday morning (CEST), for several
> hours, from two different locations, each talking to a different 8.8.8.8
> cluster (which ones ? id.hostname support would be great...), where
> each saw roughly 50% of queries we sent to them timing out.
>
> Whatever deals with ICMP at that addres responded the whole time, so it
> wasn't routing related. Not sure it could be the same issue you saw…
Per the other reply I got, I contacted the Google NOC and they said that a
bunch of folks at TorIX are experiencing problems this past week:
https://en.wikipedia.org/wiki/Toronto_Internet_Exchange
So it may be worth talking to the NOC so see if the two are related. They may
ask for the IPs of the DNS serves that are doing the queries and the ASNs.
When it was occurring we were in a red zone:
https://downdetector.ca/status/google/map/
https://downdetector.dk/status/google/map/
Regards,
David
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