Source health.

How recently Statuswall read each of the 562 vendor status pages. A source that fails is retried with growing gaps (5, 10, 20, 40, then 60 minutes) so a struggling vendor page is not hammered; meanwhile its card says it could not be verified.

Up to date
562
Read in the last 15 minutes
Delayed
0
15 to 60 minutes
Unable to verify
0
No good read for over an hour
Backing off
0
Waiting before the next try

Failing now 0

Every source answered on its latest attempt.