i submit multiple ban appeals because i got an error saying it didnt work, ignore this ban appeal GO TO THE "myfunnyusername's REAL Ban appeal" instead of any of the others

i try to submit a ban appeal and it just says "Oops! We ran into some problems. A server error occurred. Please try again later."

Username: myfunnyusername What is your type of punishment? Ban Where were you banned from? Servers What is your SteamID? STEAM_0:0:576782413 Why were you punished? hacking/cheating Why should we revoke your punishment? i was wondering how i can prove myself to be person who doesnt...

anytime i join a blackwonder server it says i am banned so i go to what it says "blackwonder.tf" and i try to find my ban but my username has changed since then and i cant find why im banned so if anyone is able to find out then PLEASE tell me