If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: SmsYM4u6tNWtTNSdqfvcXzJp5d6VDasXU1jUQjrXoXAYoSuFKTp6ewNqTQwSJLQAyxrnt7zzN6W9vtNv8ohqi23jXxLbFm7nmYSEDJvbWLix3T6ZZvcg7npuuCjnB1m4Rt2XbpHsYmuG8qXhh1GuXMp2G5je7Xt
You can also try to pass an automatic check but with no guarantee.