many sites are abusing the page rules/caching method.
They are streaming with the caching system.
CloudFlare users direct, CloudFlare is broadcasting with servers.
streaming site : -
m3u8 file : -
.ts - m3u8 files are cache with page rule method.
There are multiple domains named domain1- domain2 - domain3. ( probably, was done to divide the traffic consumption. )
abuse your bandwidth is being used.
Content such as .ts - mp4 should not be cached.
CloudFlare should review this situation.