ask the admin of the board by PM. Dmitry Postrigan https://forum.hddguru.com/viewtopic.php?f=16&t=7804
He is pretty fair guy, I doubt there wasnt a reason, maybe just one you don't agree with, or a a mis-understanding.
I have been banned, initially I thought "whoa, what?" but then the reason was actually fair after I thought about it.
My reason was a spammer. I contributed to it by making some smart-ass comment instead of clicking report button.
banned. a week or 2 of a little rest.. learnt... end of story