Alwik?

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-143-poland/match/34068275/
2)link to the 2nd match: https://play.eslgaming.com/counterstrike/csgo/csgo/major/esl-mistrzostwa-polski/qualifier-5/match/34748147/

1) link to Alwik main account: https://steamcommunity.com/profiles/76561198067876079       [U:1:107610351]
2) link to 1st Alwik connected account: https://steamcommunity.com/id/bvndyxp/   [U:1:346519450]

1) 1st match date:  10/09/16
2) 2nd match date:  30/03/17
3) 1st ban date: 28/12/16



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.