Gateway.bingviz.microsoftapp.net isn't a standalone website — it's a technical redirect that sends visitors straight to Bing.com. That alone is a strong trust signal, because you're being forwarded to a well-known Microsoft service. The domain sits on Microsoft's own network, uses up-to-date encryption, and has no history of blacklisting or malware flags.
Since this is just a redirect, there aren't any privacy policies, contact pages, or web archive records to examine. That's normal for a subdomain that exists only to route traffic. If you were sent a link to gateway.bingviz.microsoftapp.net, it's safe to click — it leads to Bing.
While there's little online discussion or reviews for this specific URL, that's because it's not a business you'd interact with. The question 'is gateway.bingviz.microsoftapp.net a scam?' doesn't apply here: it's a legitimate redirect from Microsoft's infrastructure.