Hosting
Who left IONOS, and who still runs it
4,141 websites in the top 1M run IONOS, observed directly from the rendered page in the July 2026 crawl.
792
stopped running it that month
30
of those are 11–500 employees
463
adopted it in the last year
Confirmed across two consecutive crawls, not a single month. Build the list →
Some companies running IONOS
Every row in a full list carries the prospect's whole detected stack.
Not currently available as a list.
What else they run
jQuery 70%Open Graph 70%Google Analytics 60%PHP 53%core-js 52%HSTS 48%Priority Hints 45%Cart Functionality 39%Google Tag Manager 39%Cloudflare 38%
Share of a 3,000-domain sample of IONOS users that also run each.