Please unban??

[ftsdakey]

I was banned by Serbu but I dont know for what reason. He told me to run some test here but I dont know what that means lol.

Ban Information
Name: ftsdakey
IP: 88.103.186.220
Reason: WG.
Unban time: Permanent Ban
Admin Name: Serbu
Admin SteamID: STEAM_0:0:95711115

Can someone explain reason why I got banned? 

Thank you