If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: 4af6LDvW2g6BkkEzvfGfadMYT3yHmMsBgiaHzR83Tc4UARBtGQfGavNTgSq4yumVyfzoxVDdC9GK5ZfQFL3fPznHWqq8BWuqA6SfHUJtrKAaVjy9HAv
You can also try to pass an automatic check but with no guarantee.