If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: 3f6FeR9KCTUMKtNWeiGU28utqJiu2YYR2NLru3nKejCmVfsVhW12dmFLzXJYiihfnJV6xy4fepZy8Mmv7SvFmvuaHH4rwxpwBUQpNXHnsFT34nhFbfPPKZvhxwydG4dy9Za9AwhbjXBG24JrzTByen
You can also try to pass an automatic check but with no guarantee.