If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: sk79mgRn8mweGaWDXmTaMsNeX41W5qfvukBgBqhoQD4967VoZVdCC3uanuKnm4SgH7ujuppiJxrb4htZjsSht9uinP6yo2Assc1crC7ZdPUp33QLU5r6SHr6F9zZ1KAzN1RW2njoiPypgZ3dLLYuo1ZH4J2FWfrg1zmbkVHPPRordfrJ4AkhsXGmSqyLGCMmQhQHFdWnJaC8rz2eEb7iE2hWYv
You can also try to pass an automatic check but with no guarantee.