If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: sk4cihqKxAi8wCoYnsyuEmPqE29cBsGj94bDJqCo92submPVDAAMzp8DoT37137HZVCW56zNoSEBH9xZ3sMVRfoyBpVPNoepXGkm6igjjAJabY1gvP7cHgkg14PiZZTCBN8HyMipzev3GxckhC62avPMh2aCdJhqrAPtB3sXJBcgDDiHXXs9wqExYqwpa1hLF4VVp5dJe7KYVFo6D9j2jJLvgn
You can also try to pass an automatic check but with no guarantee.