My rank has been ban for two hour

I am an Over Watch player, this days my game is not working. When Im playing rank, my Wi-Fi just sucked. I do not think is my Wifi’s problem because when I play fast game, my Wifi worksvery well. Only when I play rank, and in the end of the game, My wifi just suck. Many times I almost win. Now, my rank just been in block for two hour. Im really afraid about playing rank now, I afraid about if I play rank again,my rank will been in ban forever. Here is my game video code; 7B8P6V and 2TKJ43. I’m not really good at English, what could you help me?