Account being permanently suspended

As the title said my account has been Permanently Suspended and i did not receive any e-mail with a reason for it. I played last night from 22:00 until 02:00 (UTC+2 time zone) and there was no problems with it i did not receive any chat restrictions or bans, or any message telling me that i did something wrong.Today at 09:00 AM when i tried to login i got that message saying my acc. is being perma suspended i checked my e-mail but there is no message from riot with the reason for it.
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