Wondering whether rr10---sn-n8v7kn7r.googlevideo.com is legitimate? The short answer is that this hostname is part of Google's video content delivery network, meaning it's owned by one of the most recognizable companies on the internet. But that doesn't mean it's a working page you should interact with.
The site currently returns a 404 error, meaning the requested video or resource isn't available. It also blocks all search engine crawlers, which is unusual for a public-facing site but makes sense for infrastructure not meant to be indexed. The fact that there's no web archive history and no contact page isn't a red flag in context — these subdomains are automatically generated for streaming, not designed for human browsing.
If you arrived here from a broken video link, there's no reason to worry about a scam. But you also shouldn't try to enter any personal information or make a purchase, because there's nothing functional on this page. For is rr10---sn-n8v7kn7r.googlevideo.com a scam check, the evidence says no — it's just a dead Google server endpoint. For reviews? There's nothing here to review. The best course is to ignore this URL and find the content you were looking for through its proper source.