Maxmind pulled public access to the GeoLite2 databases as of Dec 31/2019. You can read about the changes here:
For now you will have to register on the Maxmind site and setup a free license key:
Create a free license key (When asked - Will this key be used for geoipupdate? Choose: no)
Then in Juggernaut go to Settings -> Geolocation Settings -> enter the MaxMind license key option.