PingER (Ping End-to-end Reporting) is an Internet End-to-end Performance Measurement (IEPM) project, led by SLAC at Stanford University, to monitor performance of Internet links. In recent years it has been more focused on measuring the Digital Divide from an Internet Performance viewpoint. The project now involves measurements to over 700 sites in over 160 countries. It has a section on case studies, the latest being from Nepal, Syria, and Sudan.
This company provides (though only clients get full access to the full data, there is a lot of information open to anyone) detailed information on broadband access, IPTV, and VoIP across the world (more than 100 countries). Its Global Broadband Statistics produce quarterly reports tracking different technologies and operators.
The Open State Foundation founded Politwoops in the Netherlands in 2010 to track deleted tweets from politicians in the European Union. Politwoops US launched in 2012.
This company, bought by Akamai in early December 2013, provides anti-DDoS services, and publishes (since 2011) quarterly reports on DDoS attacks around the world. Its PLX Patrol provides visualization and ranking by country of DDoS attacks.
The Swedish Post and Telecoms Authority publishes, since 1998, a wide range reports on the state of the Internet in Sweden, covering issues such as broadband, internet security, policy, IPv6 deployment, infrastructure, etc.