This cookie name is being set on 3,791 websites and 1 distinct domains and we have seen it bein used in the following objects:

  • 3,791 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.

  • Rubicon Project cookie used for tracking advertising campaigns and collect anonymized user behavior statistics. (confidence 1.0)

    » Reference...

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

Cookie classification

  • unknown (confidence 0.3)
  • tracking (confidence 0.3)
  • marketing (confidence 0.3)

Sample values

Sample value:
009395c6e59643b3bfa3481d
Sample value:
163286a107644921bfbcac00
Sample value:
1b4cc8096b9e41e58e59ae00

Domains targeted by put_2978 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 put_2978 cookie

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