Tumblr was launched in 2007 and is owned by Tumblr. The domain Tumblr.com was created on 2006-06-08.
- Wikipedia page for the Tumblr.com.
Wikipedia a multilingual, web-based, free encyclopedia based on a model of openly editable and viewable content, a wiki.
- Internet Archive page for the Tumblr.com.
Internet Archive is a digital library of millions of free books, movies, software, music, websites and a wayback machine.