If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: SmsYanSfh7wBYpktkbwCKtfjLREdbiiQgySWVhXz4aNFfPBzF3YvLq8n8WEyu2inZVwcMSkgdi2UV2SkThE67iVpNzw8SWAX1dXX3QCiEa7aCBkbbLYjGtBm1dLqEphUmUUAUfrKCxQiiTcD1tF6pRcTd9MgeBp
You can also try to pass an automatic check but with no guarantee.