FewCookies

Cookie glossary · Analytics

What is the pk_id.* cookie?

Piwik cookie that stores the unique visitor identifier for traffic analytics. It is set by Piwik and classified as "Analytics". Requires consent.

At a glance

Provider Piwik
Category Analytics
Consent required? Yes
Typical domain Varies (first-party)

How FewCookies handles this cookie

FewCookies recognises pk_id.* from our database of 1,300+ known cookies and classifies it automatically as "Analytics". The free check tells you whether this cookie is detected on your site and whether your banner handles it correctly — an instant, surface-level check, no account needed.

Check your site for free →

Frequently asked questions

Do you need consent for the pk_id.* cookie?

Yes. pk_id.* is a "Analytics" cookie, so it is not strictly necessary. Under the ePrivacy Directive (2002/58/EC) and Romania's Law 506/2004, you must obtain the visitor's explicit consent before setting it.

What does the pk_id.* cookie do?

Piwik cookie that stores the unique visitor identifier for traffic analytics.

Who sets the pk_id.* cookie?

The pk_id.* cookie is associated with Piwik and is classified as analytics.