Blogs
Who left Tumblr, and who still runs it
7 websites in the top 1M run Tumblr, observed directly from the rendered page in the July 2026 crawl.
1
stopped running it that month
0
of those are 11–500 employees
6
adopted it in the last year
Confirmed across two consecutive crawls, not a single month. Build the list →
Some companies running Tumblr
Every row in a full list carries the prospect's whole detected stack.
Not currently available as a list.
What else they run
comScore 86%PHP 86%WordPress 86%Nginx 86%HSTS 86%MySQL 86%Open Graph 86%Google Tag Manager 71%Backbone.js 71%Google Publisher Tag 71%
Share of a 7-domain sample of Tumblr users that also run each.