Tumblr

Tumblr
Tumblr is a microblogging and social networking website founded by David Karp in 2007, and owned by Yahoo! since 2013. The service allows users to post multimedia and other content to a short-form blog. Users can follow other users' blogs. Bloggers can also make their blogs private. For bloggers, many of the website's features are accessed from a «dashboard» interface.

As of June 1, 2017, Tumblr hosts over 349.3 million blogs. As of January 2016, the website had 555 million monthly visitors.
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