If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: SmsYYwYavcUK53x7DETzj4WhsGLY9BXM1cHi2tAGvNCVcxYBrWTcmjTWv99kyPeYGZZvQHe3iMbm6x2chxnoFRL1ZizVsPWJmswaHWQWcqAyfYuD8ucqZpxz67DtASDGNaw5iRkekXUTBUF1WVVryb9gyAdhhbC
You can also try to pass an automatic check but with no guarantee.