After what I have read and heard.
No it's not ban-able.
1: Your just playing there. (Your not the host.)
2: It would be wired if you got banned for getting in an exp boost server...
You should also include your title of the thread with the text inside it.
I answered on your thread name.
Answer for your text:
OFC you won't get banned for playing on aIW servers.
That is what they are there for...
Else it would be no point of having aIW if you get banned for playing on the server
I confirm it now:
Link:Level Hacking / Trainers [Allowed]