Questions as serious as domain names should not be left to speculations. It should be so factual and direct for people to know for the sake of posterity. If what is happening is exactly what @darkstar_ is calling an attention to, then this is the time to either debunk or confirm it. If any one fall victim of it, then the blame would to chipmixer as to why they didn't come out with a statement which would suggest some level of connivance which would be more difficult to control then and reputation in this crypto world is a fragile thing that can be lost so easily. #my opinion.
Well, chipmixer has stated only two official links.
Clearnet link: ChipMixer.com
Tor link: ChipMixerwzxtzbw.onionWe can assume other domain names are fake, phishing site in order to scam people.
People have to be careful of such attempt, and we can help to spread the word.
Maybe:
Beware of copycats, make sure to visit the right link.
Clearnet link: ChipMixer.com
Tor link: ChipMixerwzxtzbw.onion