Why was banned and I play in the zombie server without any reason and I hold ranked No. 1

The reason appeared to me (shring the gune) how in zombiereloded ??

I am in the zombie server There is no participation of any weapon just do not know what the reason, please ban lifted

thies me steam ( STEAM_0:0:482156850 )

and thies steam ( STEAM_0:0:1476561136 )

This player got the ban and he  is not in the server ?
Why are treated this way racism؟