We are currently aware of issues with the XN12 Server, we are working with onsite staff to get this resolved as quick as possible.
Updates will follow here when we have them.
Update @ 11:51 BST – This machine is now back online, it will be monitored very closely over the next few hours and a full investigation into the cause will follow.
Update @ 11:44 BST – This is looking like a hardware failure, its not confirmed yet however if so we have onsite stock of parts should the worst happen.