Declined Problem - My Ban is Expired but am still banned

[AirTF2]

So I this is a year ago and i still cant fix i so finally found this website of Blackwonder
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So i was playing on a blackwonder server and then I got voted off banned for 30 minutes
but when the 30 minutes expired i still cant join back

 

[Jampoint]

You are looking at the comm block list, here is the actual ban:
https://bans.blackwonder.tf/index.php?p=banlist&advSearch=STEAM_0:0:429386129&advType=steamid

You were banned for aimbot, detected by Console.