If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: SmsYM4u6tNWtTNe4AR91FxprXZn5EdZgT6RG4JPymzdd4sm9BzfHFwGbm8Xzdjx5aJcKh5KqaAWyFEAj3Bep24y7eQjUVujd2u6DWRMjjtX8yUAw7oh6e6K6tsgQ15QXbB9h1thR7zCmEupGuXw2vceoPw6ZUtN
You can also try to pass an automatic check but with no guarantee.