If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: 3f6bcf3rU8pDYtcSsrQd84rC5HyoQTFDxxdbprjEwQurY7SY2Ejt3Ea8r9Dby5oQV2UuXtduFRURH24UhLBMpTbe4Sr8rXANXCj1KWTfQuDFMx1B34udZWHX3C8PfH4nhjZgT73C7X5uD46Fuiac9C
You can also try to pass an automatic check but with no guarantee.