The same I.P seems to have been banned for hacking 2 years ago.
91.148.146.xx [04/12/10 | 20:37:42] [AH]Madstyle[BG] - [Unreported] Gen banned [AH]Madstyle[BG] (Reason : hacks) [Track: 404x2] (Bulgaria)
91.148.146.xx [17/11/10 | 16:03:01] asdad - [Reported] [AK47]skunk banned asdad (Reason : cheats) [Track: 404] (Bulgaria)
Sorry buddy, smells like hacks. Real sticky, icky, icky.