Resolved -
The homeserver has been stable since rolling back. The Synapse team will work on a resolution to the bug that caused the outage.
Apr 16, 22:15 UTC
Monitoring -
The problem was related to an upgrade to the homeserver on matrix.org. We have rolled back to the previous release, and service has been restored.
Apr 16, 15:55 UTC
Investigating -
We are investigating a problem sending messages via the matrix.org homeserver
Apr 16, 15:05 UTC