If you are using a VPN or Proxy, please disable them or contact support team. Please provide debug info from textarea below: SmsYM4u6tNWtTNe1NhogGVY6fYQcDysBagj4WSPq2PUGyPnZCG9SYb85zuvCjhu563oPuK2BwtjcTcvGmEkwCPZuy1CwvG4xGm9eK5fVmEf7NdQgBGFVN2XLJtgmynSKifzyjEduUwDwP1T1VpdvSxcHAUWNhPk
You can also try to pass an automatic check but with no guarantee.