Let’s look at things from the perspective of a network administrator trying to defend their organization. If someone wants to determine who was behind an attack on their organization, maybe the first thing they’ll do use IP address locations to try and determine the location of an attacker. However, say an attack was traced to a web server in Korea. What’s not to say that whoever was responsible for the attack also compromised that server? What makes you think that site’s owner will cooperate with your investigation?