Time Lords of Gallifrey
The servers name is the Time Lords of Gallifrey to suit the "time vortex" pack. The server has the TARDIS mod, galacticraft, mystcraft, thermal expansion and much much more.
First you need the modpack: http://www.technicpack.net/modpack/time-vortex.783549
Second you need the technic launcher (if you dont already have it): http://www.technicpack.net/download