The issues around prolonged delays in accessibility checking have been resolved and service has returned to normal operation.
The issue will have caused accessibility checks on some pages to not have been saved correctly. The pages in question will be rechecked within the next few days and their results updated.
Posted 2 months ago. Apr 27, 2017 - 12:53 UTC
Due to degraded performance on certain servers you may have experienced prolonged delays in accessibility checking.