Statuspage change history: Increased error rate while SMS Subscription signups

Statuspage reported a major incident affecting SMS subscription signups, with increased errors on Notifications - SMS and SMS. It started at 2023-04-06 15:52 UTC and was resolved at 2023-04-06 19:17 UTC, lasting 3 h 24 min; the vendor described the issue as intermittent but stated no cause or fix.