If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: 4pt28UmMR8jyjmTsdf5ry1U3F3ueYrzD1L7JhUHfWY2fcZf9JpjxqmmhoZ51xDm4J85nryKTqLAHBXudaQZSHkLCfE7VTa5g4ZZvVLtsWbpscHCjaLpQAnuD9abbv33Mfyicr2G2G3ZB5DWCE
You can also try to pass an automatic check but with no guarantee.