Cookie database › Microsoft

_clsk cookie

Analytics cookie set by Microsoft, lasting session.

What the _clsk cookie does

This cookie is installed by Microsoft Clarity to store information of how visitors use a website and help in creating an analytics report of how the website is doing. The data collected including the number visitors, the source where they have come from, and the pages visited in an anonymous form.

Who sets it

Consent category: analytics

Analytics cookies measure how a site is used, in aggregate: pages seen, sessions, where visitors came from. Under the GDPR they need consent before they are set, and Google Consent Mode can model what is lost when visitors decline.

Name_clsk
CategoryAnalytics
Lifetimesession
Set byMicrosoft

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From the Conzent cookie database, last updated 2026-09-27. Descriptions come from vendor documentation, cookie policies and our own scans; write to support@getconzent.com to correct one.