Yahoo! is an American internet services provider headquartered in Sunnyvale, California, and also had by Verizon Media. The original Yahoo! firm was founded by Jerry Yang and also David Filo in January 1994 and was integrated on March 2, 1995. Yahoo was among the pioneers of the early Internet period in the 1990s.

It offers or provided a Web site, internet search engine Yahoo! Browse, as well as related solutions, consisting of Yahoo! Directory, Yahoo! Mail, Yahoo! Information, Yahoo! Financing, Yahoo! Groups, Yahoo! Solutions, advertising and marketing, on the internet mapping, video clip sharing, fantasy sporting activities, and its social media site. At its elevation it was just one of one of the most preferred sites in the United States. According to third-party web analytics providers Alexa and also SimilarWeb, Yahoo was the most widely read information and also media web site-- with over 7 billion sights each month-- ranking as the sixth-most-visited web site around the world in 2016.

As soon as among the largest net firms, Yahoo slowly declined beginning in the late 2000s, and also in 2017 Verizon Communications got the majority of Yahoo's Internet service for $4.48 billion, excluding its stakes in Alibaba Group and also Yahoo! Japan, which were transferred to Yahoo's follower company Altaba.= Despite its decrease from prominence, Yahoo domain web sites are still among the most preferred, ranking 10th in the world according to the Alexa rankings as of October 2019.