This is a Textfile for you host-list or PiHole to block the spyware of nvidia.
You can find out how to use it here: https://hoerli.net/nvidia-spyware-abschalten/ And here: http://extreme.pcgameshardware.de/grafikkarten/458638-anleitung-nvidia-telemetrie-deaktivieren.html
What's being blocked? All telemetry data. You won't be able to search for drivers with using GeForce Experience! Always download the latest driver manually.
You can also no longer activate games via GeForce Experience. Login to GeForce Experience and nVidia ShadowPlay still works.