I'm browsing via Tor, and the site linked to in the OP claims Facebook is down when presented with an exit node in... Austria at approximately 420 Appalachia time.
Also, I deleted my Facebook in 2016.
(Smoke 'em if you got 'em, it's gonna be a fun weekend.)
Edit: Apparently the rolling eyes emoji got stripped out -- I'm not trying to SQL inject your website, but I respect the caution ha HA
https://metastatus.com/ https://downdetector.com/status/facebook/