helium.fusioned.net is up again now and we'll continue monitoring it before marking this issue as resolved.
Posted Oct 25, 2016 - 11:51 UTC
Update
Unfortunately the server is not booting so we're looking for potential hardware issues.
Datacenter technicians are inspecting the server as we speak.
Posted Oct 25, 2016 - 11:37 UTC
Identified
The server has switched to read-only mode so a server reboot and a fsck will be required.
Services should be up and running within the next 15 minutes.
Posted Oct 25, 2016 - 11:18 UTC
Investigating
We're currently investigating an issue with helium.fusioned.net