1994
1996
Yahoo was created by Stanford University students
Jerry Wang and David Filo in a campus trailer.
Yahoo was originally an Internet bookmark list and
directory of interesting sites.Webmasters had to manually submit their page to
the Yahoo directory for indexing so that it would be
there for Yahoo to find when someone performed
a search.AltaVista, Excite, and Lycos also launched.Page and Brin, two Stanford University students,
built and tested Backrub, a new search engine that
ranked sites based on inbound link relevancy and
popularity.Backrub would ultimately become Google. HotBot,
powered by Inktomi, also launched.20 YEARS OF SEO: A BRIEF HISTORY OF SEARCH ENGINE OPTIMIZATION