It is. Although many people claim every cloud mining company a scam. I wouldn’t say so. I used Hashflare service and it was great, except for one case with their support, but that’s an ancient story;)
Among the new ones, I plan to try the demo contract of this guys
https://www.ccgmining.com/index.php? [nofollow].
Doubt that it’s a scam, but company is settled less than a year ago and this is specifically why I don’t go for the full contract. Still, DYOR! (Do your own research) and you’ll be confident in what you do.