Huh you are right hadn't noticed that! The banner lists the total number of email addresses but all the activity and user counters are 0. Looks like the back end service is own.
I see some threads about a recent hardware move couple of weeks ago but that seemed to have gone off well.
we had a power supply go bad, which led to the disks flaking out, which resulted in wrong database results, which caused all kinds of problems. With a new supply, everything's working again, and there was no apparent disk corruption.