There is an entry on ecommercebytes, the blog, about that.
http://www.ecommercebytes.com/C/S/S?PL&1444871858
I agree that it seems ill-timed and somewhat suspicious. Mind you, any time of the day is prime business hours at some point at some place in the world. Is there a weather event that could be disrupting service? Most of those calls are routed to The Philippines.