This is the critical section. While cloudfront.net itself is a secure Amazon product,
A massive chunk of cloudfront.net traffic is dedicated to JavaScript-based emulators. You can find playable copies of Super Mario World or The Legend of Zelda: Link to the Past hidden behind seemingly random AWS URLs. The game ROMs are loaded via AJAX requests to the same CDN. cloudfront.net games
If you see cloudfront.net while gaming, you are almost certainly experiencing a legitimate, optimized game delivery system . This is the critical section