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Who left ID5, and who still runs it
17,478 websites in the top 1M run ID5, observed directly from the rendered page in the July 2026 crawl.
805
stopped running it that month
68
of those are 11–500 employees
6,253
adopted it in the last year
Confirmed across two consecutive crawls, not a single month. Build the list →
Some companies running ID5
Every row in a full list carries the prospect's whole detected stack.
Not currently available as a list.
What else they run
Google Tag Manager 97%Cloudflare 94%Google Analytics 92%Open Graph 85%Cloudflare Bot Management 84%Google Publisher Tag 82%Snowplow Analytics 79%reCAPTCHA 77%core-js 71%Prebid 68%
Share of a 3,000-domain sample of ID5 users that also run each.