Detect Google Tag Manager

Establishes

The listed vendor-controlled browser component was present and active on the scanned page at scan time.

Does not establish

It does not prove a sitewide installation, current commercial contract, backend-only use, exclusive use, or production transaction volume.

Observe a live browser request, loaded script, or iframe to the listed unique vendor endpoint. Source-text-only matches do not qualify.

Best pages to check: All pages; inspect container load

1. 1. Enter the website URL in the scan form — homepage, pricing, checkout, or login pages usually expose the strongest Google Tag Manager signals (prefer: All pages; inspect container load).
2. 2. PluginView reads only public responses and scores them against proprietary Google Tag Manager fingerprints. Rule bodies and identifiers are not published.
3. 3. Review the confidence score and text explanation for Google Tag Manager on the results page.

Can PluginView detect Google Tag Manager without logging in?

Yes. PluginView only reads publicly accessible responses when checking for Google Tag Manager. It does not bypass authentication or paywalls.

What category is Google Tag Manager?

Google Tag Manager is classified under Tag managers, Analytics, Product Intelligence & Monitoring in the PluginView directory.

Does PluginView publish Google Tag Manager fingerprint rules?

No. Detection uses proprietary fingerprint rules that are not published. Scan results explain matches in plain language without disclosing rule bodies or identifiers.

Which pages are best for detecting Google Tag Manager?

For Google Tag Manager, start with: All pages; inspect container load.