This incident has been resolved. A large spike of traffic caused failovers for some customers to DR environments, and will have caused some downtime for customers that don't have them. More information will follow in an incident report.
Monitoring · UTC
It looks like we have identified an issue. We are taking corrective action and investigating the cause.
Investigating · UTC
We are currently investigating an issue with our Manchester data centre. Traffic appears normal in our other data centres.