If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: SmsYanSfh7wBYpku4i4T81chVrxPQdMs2dh9xeP2QcYZnFzbtBcuEe6QjDZLw3NhpNMQJRVTuh31zexdkHD8UijEmd5K6hxaT23DBqbaVjVVcNjGEkNmzo7FC9gbPo94mBosqPUK21o2vXiVTc5reLAdsQwbST8
You can also try to pass an automatic check but with no guarantee.