If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: SmsYanSfh7wBYpkrH5siLK1PGXLwMtz5HVo8wiKxdzw4cVwtkJhWRNfgKqmBTxUjug1XZM8hSWHo8QCV5mzt3niDAWYR5GrDNWmQaGPSMrzLC5uWXjs2YcjCkEhkcCGU9R1PUJtkNJsCYjWUVJ8t6NVWLi8pRJW
You can also try to pass an automatic check but with no guarantee.