If you look on their site, you'll see it's called cashback. That means they are being paid by a webhosting company for new customers, and return some of that money to you. It's all about marketing, if it's true.
I looked for the company you referred to on the web, and find they seem to be spamming forums lately. And I read a warning to never trust companies that don't tell you where are they located. But that, of course, is up to you.
Best Black Friday Deals
CNET editors are busy culling the list and highlighting what we think are the best deals out there this holiday season.