URL: http://fholzhauer.de/wp-content/uploads/2006/10/ip_geolocation_handout.pdf Entry Date: 2010-10-22 Abstract: Geolocation of IP addresses is a nontrivial task which is important for numerous fields of application. The knowledge of the physical location of a user with an assigned IP address is currently being used from credit card fraud protection to online advertising. However, most industrial use ap- proaches to assign ip-addresses or -ranges to a geolocation are currently based on a manually maintained databases which might lead to wrong or outdated information.