The free online NetGeo server is used to look up IP address locations. The database is not maintained any more though, and may return incorrect data. Installing a local copy of a GeoIP database from MaxMind is recommended.<br />
If a Google Maps API V3 key is provided, IP address location is displayed using Google Maps. You need a Google account and to apply for a Google Maps API key. If no Google Maps API V3 key is provided, IP address location is displayed using OpenStreetMap.