splawik?

Links to everything:
a)link to the steam id website: https://steamid.io/
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1) link to the 1st match: https://play.eslgaming.com/counterstrike/csgo/csgo/open/5on5-open-cup-series-191-poland/match/34375674/
2) link to the 2nd match: https://play.eslgaming.com/counterstrike/csgo/csgo/open/5on5-open-cup-series-187-poland/match/34353624/
2) link to splawik main account: https://steamcommunity.com/id/splawikk/
3) link to splawik 1st connected account: https://steamcommunity.com/id/INFERXXX/  [U:1:293741262]
4) 1st match date: 17/12/16
5) 2nd match date: 10/12/16
6) 1st ban date: 9/09/17


g)youtube video with tutorial:
What i want to say is that this method confirms only that the player logged in on the account i checked. We will never know if he was the one that got those accounts banned or no. Only Valve know it.