I don't know but Sega registered the name again back in the fall and are now asking Dreamcast owners to register their hardwares serial number for which Sega is handing out early Seganet user accounts:
http://kotaku.com/365502/sega-asks-do-you-still-own-a-dreamcast
Prepare for termination! It is the only logical thing to do, for I am only loyal to Megatron.