Massive Microsoft 365 outage caused by WAN router IP change

https://www.bleepingcomputer.com/news/microsoft/massive-microsoft-365-outage-caused-by-wan-router-ip-change/

https://twitter.com/home/status/1619199424890298368

https://twitter.com/home/status/1619338199998042115

https://twitter.com/home/status/1619345049967263745