Alexa Logo – Alexa Internet is a California based in San Francisco founded in April 1996. It is owned by Amazon. His website is known for providing statistics on Web sites traffic web world. Alexa Internet was founded in 1996 by Brewster Kahle and Bruce Gilliat. The company provides a toolbar offering the user a navigation guide based on traffic patterns of its user community. Alexa also provides background on each site visited: by which it was recorded, its download speed, the number of links pointing to it, other sites visited, etc. Engineers at Alexa, associated with the Internet Archive, created the Wayback Machine, a sort of time machine to go back. It indexes the pages at regular intervals websites since their inception.
In 1999, Alexa was acquired by Amazon.com for about $ 250 million on the stock market. The headquarters of the company is located in Building 37 of the Presidio of San Francisco. Alexa has partnered with Google in spring 2002 and the Open Directory Project in January 2003. Live Search replaced Google as a provider of search results in May 2006. In September 2006, Alexa began using its own platform to produce research results. In December 2006, Alexa launched Alexa Image Search. Developed internally, it is the first large-scale application to be built on their web platform. Today, Alexa is primarily a search engine, a web directory based on Open Directory and provider of information on the websites of the web.
Alexa also provides information on the websites for the search engine A9.com, owned by Amazon.com. In December 2005, Alexa opened its extensive search index and indexing services to other programs, thanks to a set of web services and API comprehensive. These can be used, for example, to build vertical search engines that can run on servers or elsewhere Alexa. Unique case, their platform web search gives developers access to raw data about them, collected by their crawlers. In May 2007, Alexa changed its API so that comparisons are limited to three sites, the integrated graphics to be viewed with small Adobe Flash and images to introduce mandatory advertising BritePic.
In April 2007, a lawsuit opposed to Alexa Hornbaker for violation of intellectual property. At trial, alleged that Alexa Hornbaker flying traffic patterns for profit and that the main purpose of his site was to publish the graphs generated by Alexa’s servers. Hornbaker removed the term Alexa from his service on behalf of 19 March 2007.