How many active sites are there? Netcraft.com, abgerufen am 29. Januar 2019 (englisch, In the early days of the web, hostnames were a good indication of actively managed content providing information and services to the Internet community. The situation is now considerably more blurred […]).
Active Sites. Abgerufen am 29. Januar 2019 (englisch, It is therefore desirable to find a way to count sites, rather than IPs, but excluding those sites which come from a standard or computer-filled template.).
Technologies Overview. W3Techs, abgerufen am 29. Januar 2019 (We include only the top 10 million websites […] in the statistics in order to limit the impact of domain spammers.).
