If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: 4CU6bvFHxiJet8KpyfF1J1VSbTF884rvVPKey7noRc9pTcCg8uX3hcQabwhndoGzFkJwmvWNKHipCDXvb1V86cFRer7YHPc8Vr4YusSV23HPciJV1z4eXRfcpAVZ2RN5dpwDCD5P3DdjT53KwEoPdDz5P4ht
You can also try to pass an automatic check but with no guarantee.