What’s that site running?

Netcraft is an Internet services company based in Bath, England which is funded through retained profit and derives its revenue in the following ways:

• Providing network security services, including fraud detection, application testing, code reviews, and automated penetration testing.
• Providing research data and analysis on many aspects of the Internet. Netcraft has explored the Internet since 1995 and is a respected authority on the market share of web servers, operating systems, hosting providers, ISPs, encrypted transactions, electronic commerce, scripting languages and content technologies on the Internet.