MENLO PARK (CBS) – Facebook appears to be back up and running after temporarily going down for users worldwide Monday.
According to downdetector.com, there had been a spike in reports of Facebook being down just before 1 p.m.
A Facebook spokeswoman told WBZ-TV "a routine test caused users to have trouble accessing or posting to all Facebook services including WhatsApp and Instagram."
The outage prompted an outpouring of posts on Twitter about the issue:
The social network was working again as of 1:30 p.m.
for more features.