Cookie database

_atrk_siteuid cookie

Marketing cookie.

Is _atrk_siteuid firing on your site before anyone says yes?

Conzent holds _atrk_siteuid and every other marketing cookie until the visitor accepts, and Consent Mode v2 keeps your Google Ads and GA4 reporting accurate. Registered IAB TCF CMP, Google-certified. From €7 per site a month.

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What the _atrk_siteuid cookie does

This cookie is a randomly generated unique identifier, but its specific purpose is not clear from the provided information.

Who sets it

The service behind this cookie is not named in our records yet.

Consent category: marketing

Marketing cookies follow visitors across sites to build advertising profiles and to measure campaigns. They always require prior consent, and a consent banner has to block them until the visitor agrees.

Name_atrk_siteuid
CategoryMarketing

Is this cookie on your site?

Conzent's scanner lists every cookie your site sets, classifies each one the way this page does, and shows which are set before the visitor has consented. Try Conzent free for 14 days, or look up another cookie.

From the Conzent cookie database, last updated 2026-10-12. Descriptions come from vendor documentation, cookie policies and our own scans; write to support@getconzent.com to correct one.