If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: tktUKMX1iPokTxdYqqWuNdmC5N8NZcpBqBkQNAQB3ECnrTLZPU4R8Cgc5NB3W84fF57RAh3HVPwdHrrKB6f5hhmXz94z8sStVxq3LNx64xwzobDTdNKB5q1Bhe773f4YB3AbFLHXEKxJZb3PWvYQ2atN
You can also try to pass an automatic check but with no guarantee.