You DID get banned, you just saw it as a reconnection because your own connection got restarted and your IP changed from that, twice.TBTE wrote:
What part of i didn't get a ban at all?
Damn DoublePosting Internet.
And just if you don't know it already, getting banned on osu! and getting online on IRC and viceversa is a ban evasion so, I'm sorry, but you deserved the ban.