ImetriX.biz
ImetriX sviluppa dal 2002 Soluzioni Enterprise di Media Analytics per la misurazione e l'analisi dei media digitali. Web Analytics.
http://www.imetrix.biz

Site Stats
Web tracking service offers traffic activity reports and monitoring of search engine and e-commerce campaigns. Sign up for a free trial.
http://www.sitestats.com

Dynamic Site Stats
Provides traffic measurement services with online and email reporting - search engine traffic measurement, web site design and usability analysis.
http://www.dynamicsitestats.com

Google Analytics
Google Analytics makes it easy to improve your results online. Write better ads, strengthen your marketing initiatives, and create higher-converting websites. Google Analytics is free to all advertisers, publishers, and site owners.
http://www.google.com/analytics

3dstats.com
Real-time measurement and analysis of Web site traffic.
http://www.3dstats.com/

RFC 2064
Traffic Flow Measurement: Meter MIB. N. Brownlee. January 1997.
http://tools.ietf.org/html/rfc2064

RFC 2720
Traffic Flow Measurement: Meter MIB. N. Brownlee. October 1999.
http://tools.ietf.org/html/rfc2720

RFC 2123
Traffic Flow Measurement: Experiences with NeTraMet. N. Brownlee. March 1997.
http://tools.ietf.org/html/rfc2123

RFC 2063
Traffic Flow Measurement: Architecture. N. Brownlee, C. Mills, G. Ruth. January 1997.
http://tools.ietf.org/html/rfc2063

RFC 2722
Traffic Flow Measurement: Architecture. N. Brownlee, C. Mills, G. Ruth. October 1999.
http://tools.ietf.org/html/rfc2722