User:Pristino/IP address allocation by country

Methodology
Pseudo-random sampling by IP address, n=1067. ±3% margin of error at 95% confidence interval. Whois lookup used for country information. IPs in the range 0-255.0-255.0-255.0-255, selected using Excel's "RAND" function.

Field date
April 2, 2012.

Version history

 * First release: 25 June 2010.
 * Second release: 2 April 2012. Added top ten providers, cities and regions.