If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: SmsYanSfh7wEJak6aCdQVRpXVHAqj7QYMSuT5dGqQ8TwqqcAEZo8c5endrHhYKYCSyQfJxV3hsQpQXqd67XmPU2fr6Pdwj8kGuKTBRX6qX8B4Ysr4eLPygu1Rm2pLmcUfbWQfv5Y6Pu9hcY7REtkKaSakCmvb1G
You can also try to pass an automatic check but with no guarantee.