Sorry, but...

...the Warsow Racenet is dead - unfortunately.

Update Nov. 2014: The Game itsself is still alive:

Also there seems to be a more up-to-date version of the Game-Code:

We won't come back if YOU don't get in touch with all the work required to do so.
You can find the code for the Website and the Game here:
Add me on facebook if you have any questions:

PS: I started the project Racesow2D for Android which is already playable but discontinued aswell.
The code is here: