If you've landed on fait-maison.com and seen a bare welcome page, you're not missing much. This domain has been registered since 2011, but its homepage is just a default server message—there's no business, no blog, no service being offered. For a site that isn't actually doing anything, there's nothing to be suspicious about, but also nothing that would make you want to use it for anything serious.
Because there's no commercial activity, the usual questions like 'is it safe to buy from fait-maison.com' don't apply. The site collects no data and has no contact information, which is perfectly normal for a personal domain that's either unused or just a placeholder. If you were looking for a business here, you won't find one—just a domain that has been parked for years with no signs of being a scam.