This is disinfo.
Tyler Durden's real name is Daniel Ivandjiiski. He's the son of a Soviet era newspaper author. And he is apparently continuing his father's business of pushing the Kremlin's version of the "truth".
We know exactly what happen with MH17. Some trigger-happy Ukrainian separatists were give a mobile SAM battery and shot down the wrong airplane. We know because a phone call they made shortly after was intercepted:
https://www.usatoday.com/story/news/world/2014/07/18/ukraine-malaysia-airline-security-service-intercepted-tapes-russian-rebels/12826269/