massive facebook outage presently

aaron1 at aaron1 at
Mon Oct 4 17:42:01 UTC 2021

Yes, embedded ISP CDN’s show a huge drop




From: NANOG < at> On Behalf Of Eric Kuhnke
Sent: Monday, October 4, 2021 11:22 AM
To: George Herbert <george.herbert at>; nanog at list <nanog at>
Subject: Re: massive facebook outage presently


Considering the massive impact of this it would be interesting to see some traffic graphs from ISPs that have PNIs with Facebook, or high volume peering sessions across an IX, showing traffic to FB falling off a cliff. 


On Mon, Oct 4, 2021 at 12:16 PM George Herbert <george.herbert at <mailto:george.herbert at> > wrote:

And WhatsApp and Instagram.  Twitter users nationwide agree anecdotally.


What I’m getting is DNS failure. 



Sent from my iPhone

On Oct 4, 2021, at 9:07 AM, Eric Kuhnke <eric.kuhnke at <mailto:eric.kuhnke at> > wrote:


Normally not worth mentioning random $service having an outage here, but this will undoubtedly generate a large volume of customer service calls. 


Appears to be failure in DNS resolution.


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