Tumblr a microblogging and social networking website

Tumblr is a microblogging and social networking website founded by David Karp in 2007, and owned by Oath Inc. The service allows users to post multimedia and other content to a short-form blog. Users can follow other users' blogs. Wikipedia Founder: David Karp Founded: February 2007 CEO: David Karp (27 Apr 2007–) Headquarters: New York City, New York, United States Parent organizations: Yahoo!, Altaba