Email
Who left Mailjet, and who still runs it
10,881 websites in the top 1M run Mailjet, observed directly from the rendered page in the July 2026 crawl.
454
stopped running it that month
48
of those are 11–500 employees
1,816
adopted it in the last year
Confirmed across two consecutive crawls, not a single month. Build the list →
Some companies running Mailjet
Every row in a full list carries the prospect's whole detected stack.
Not currently available as a list.
What else they run
Open Graph 71%Google Analytics 67%jQuery 67%Google Tag Manager 62%Cloudflare 56%HSTS 55%core-js 53%PHP 51%Priority Hints 38%Google Font API 36%
Share of a 3,000-domain sample of Mailjet users that also run each.