It's definitely not 4K.
1. You need 4K TV.
2. You need 4K STB.
3. Most important: Production & Transmission should be in 4K - There's nothing such for this event.
there are many illegal apps which show feed from dth and to hide logo of dth they have put that starsports4k logo above that and that user has got fooled or he knows it and trying to make us fool