If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: btyZb4QgFWyukvbmyRzgwqYDL5h6c33wxaSzLJA79qH59RrBSuvXWm2KmVvvAmWSsHoB1wAKjAkzF9zhNMZHcUCfTHcAoRuf64bXBBLBiJXQY3ckABVUwQ6U4ujeFUf5bU4AhTawUgqy3pR8CnbG
You can also try to pass an automatic check but with no guarantee.