DDNS service may sometimes be disabled or suspended due to security concerns. You can restart the DDNS service in myQNAPcloud to regain access to the service.
myQNAPcloud DDNS service is restarted and resumed.
If you still cannot connect to the NAS via myQNAPcloud DDNS, the service may be temporarily blocked by your Internet Service Provider (ISP). Wait at least two hours before attempting to restart the DDNS service.