[Info-vax] Facebook service outage

Stephen Hoffman seaohveh at hoffmanlabs.invalid
Mon Oct 4 18:11:05 EDT 2021


On 2021-10-04 21:33:21 +0000, Simon Clubley said:

> Is anyone seeing the actual DNS entries for facebook.com disappearing as well ?

It's reportedly BGP, and having null-routed most of Facebook IP address 
space, including their DNS servers, and their service status server.

> Depending on which DNS server I use, I either get the entries or a 
> SERVFAIL from nslookup.

As the DNS caches age out, there'll be no canonical server for Facebook 
DNS translations reachable.




I haven't been able to get to Eisner for a while, but haven't bothered 
to dig into the details.

$ dig +short eisner.decuserve.org
216.41.237.174
$ dig +short decuserve.org
184.168.131.241
$

ssh: connect to host eisner.decuserve.org port 22: Connection refused

Local ssh here is OpenSSH_8.1p1, LibreSSL 2.7.3.


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