If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: SmsYM4u6tNWtTNe1N9G1htiujEHUk3Uykx2vU37v7JGPwEN2Pu7cbdHEgrQNsPRXgN8it5fRWJQQ8t4bUz8DfjVzZPd7j5tyeguN1myTyZW4NQQn6WEyMKdS3okQDMNXAQc317MURrVNATp2PkNrUyVTBuptRMp
You can also try to pass an automatic check but with no guarantee.