Are they coming back??
They came back as an "investment" website without explaining what they're doing with your money. They're scammers.
There's an investment website called Crypto Currency Arbitrage Network. They could be the same scammers from cloudminr.io but I'm not sure. Here's the link:
https://ccan.io/is there any real evidence that it is the developer's website cloudminr ?
https://who.is/domain-history/ccan.iohttp://www.scamadviser.com/check-website/ccan.ioThe owner of the website is using a service to hide their identity