Performance
Who left Cloudflare Rocket Loader, and who still runs it
12,326 websites in the top 1M run Cloudflare Rocket Loader, observed directly from the rendered page in the July 2026 crawl.
2,312
stopped running it that month
202
of those are 11–500 employees
5,338
adopted it in the last year
Confirmed across two consecutive crawls, not a single month. Build the list →
Some companies running Cloudflare Rocket Loader
Every row in a full list carries the prospect's whole detected stack.
Not currently available as a list.
What else they run
Cloudflare 100%HTTP/3 84%Cloudflare Browser Insights 82%Google Analytics 76%Open Graph 74%jQuery 68%PHP 54%Google Tag Manager 53%HSTS 42%core-js 42%
Share of a 3,000-domain sample of Cloudflare Rocket Loader users that also run each.