There are companies that provide proxy services for scraping services, and residential proxies route through consumer networks (like Comcast) which is flagged less than a datacenter IP.
Many questionable TV streaming boxes pretend to deliver you video, but in reality they are also piggy backing on your personal ISP to power those companies.
>Many questionable TV streaming boxes
+ Sketchy Apps
+ Malware
+ Weird Android Variants
Even not so questionable TV's do this too. https://spur.us/blog/smart-tv-apps-residential-proxy-sdks