If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: btunujMLkVy8njxoZihYb44WorhcVNC7ULQqjsaCRhvtvuSB2QKkc4MpdcKgHLSsFsLRGF5tK2d2CEYNiZjoMkxcD152apJhprTWDQjLQA8dYbmxBFEDmLVV7Kx15a8DPKUVkbqd5ovd7CcRDxFQ
You can also try to pass an automatic check but with no guarantee.