This was due to a broken internet cable to the data-center where our server is hosted.
In the time the server was completely unreachable there were no tribe updates generated(random events might have occurred though), this is because a fix we implemented after the last downtime. This fix also made sure we went smoothly from winter to summer-time.
More information can be read on the following(swedish) websites:
Hosting company
And Here
Best regards,
~ Staff.