FewCookies

Cookie glossary · Marketing

What is the dv_* cookie?

DoubleVerify cookie for ad viewability verification and measurement. It is set by DoubleVerify and classified as "Marketing". Requires consent.

At a glance

Provider DoubleVerify
Category Marketing
Consent required? Yes
Typical domain Varies (first-party)

How FewCookies handles this cookie

FewCookies recognises dv_* from our database of 1,300+ known cookies and classifies it automatically as "Marketing". 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 dv_* cookie?

Yes. dv_* is a "Marketing" 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 dv_* cookie do?

DoubleVerify cookie for ad viewability verification and measurement.

Who sets the dv_* cookie?

The dv_* cookie is associated with DoubleVerify and is classified as marketing.