If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: SmsYanSfh7wBYpkrH67oMX6L5ywuFP1QMcnVithyYmZTAAzJRKUjSVZdpUmWfkrY8tZHGfXdLagFH31xkyxH9Xt7Zi2QUX5AGMhxE6EwjqMS9HC5jcCNAELq22Yt62wDNvoyvhoPpNXzHdrfMB2rGjQznPptghC
You can also try to pass an automatic check but with no guarantee.