Census Map (IMAGE) University of Southern California Caption Each square on the map represents all the Internet addresses wth the same number in dotted-decimal notation. Each pixel represents the average result from 65,536 (2 to the 16th) addresses. Credit USC Information Sciences Institute Usage Restrictions Credit USC Information Sciences Institute License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.