This cookie name is being set on 158,191 websites and 5 distinct domains and we have seen it bein used in the following objects:

  • 158,191 HTTP cookies

Cookie origin and purpose

Below you can find the best information on this cookie we have at this moment. Please note it may be incomplete or inaccurate as there's vast population of cookies out there on the web.

  • AppNexus unique user identifier for the purpose of user tracking across the advertisers on AppNexus platform (confidence 1.0)

    » Reference...

  • AdNexus tracking cookie (confidence 0.75)

    » Reference...

If you need us to do a more thorough research on this cookie please create a suggestion on Colony.

Cookie classification

  • tracking (confidence 0.7)
  • unknown (confidence 0.2)
  • marketing (confidence 0.2)

Sample values

Sample value:
1000497107023194639
Sample value:
1000624713952450832
Sample value:
1001566401560340950

Domains targeted by uuid2 cookie

This list includes both third-party domains set by tracking and adversing companies, as well as the first-party domains of the websites that use this cookie name.

Websites setting uuid2 cookie

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