Halo 4:Being permanently banned for no reason

my profile with xbox live gold “BILBOJENKINS42” got banned from matchmaking in Halo 4, and I dont know why. I didnt do anything against the code of conduct and I didnt quit any games. I logged on and I was banned permanently. I also havnt shared my account info with anyone else. please respond to this post as I dont know what the heck is going on and this is really starting to annoy me.

Post this here for better help https://forums.halowaypoint.com/yaf_postst135680_The-Official-Halo-4-Ban-Thread.aspx

As well as message BS Angel for help. Id also look at your email to see if you got emailed a reason why

Sexism and racism will get yah banned… Didn’t make any inappropriate jokes did ya?

You sure you didn’t do anything?