http://en.wikipedia.org/wiki/Tim_Berners-Lee
The first web site built was at CERN, and was first put on line on 6 August 1991.
Although the 30th of April 1993 is considered the birthday of the web as that was the day CERN agreed that anyone could use the Web protocol and code royalty-free.

http://en.wikipedia.org/wiki/History...b_organization