Cookie Name
|
Expiration Time
|
Description
|
_ga
|
2 years
|
Used to distinguish users.
|
Cookie Name
|
Default Expiration Time
|
Description
|
__utma
|
2 years from set/update
|
Used to distinguish users and sessions. The cookie is created when the javascript library executes and no existing __utma cookies exists. The cookie is updated every time data is sent to Google Analytics.
|
__utmb
|
30 mins from set/update
|
Used to determine new sessions/visits. The cookie is created when the javascript library executes and no existing __utmb cookies exists. The cookie is updated every time data is sent to Google Analytics.
|
__utmc
|
End of browser session
|
Not used in ga.js. Set for interoperability with urchin.js. Historically, this cookie operated in conjunction with the__utmb cookie to determine whether the user was in a new session/visit.
|
__utmz
|
6 months from set/update
|
Stores the traffic source or campaign that explains how the user reached your site. The cookie is created when the javascript library executes and is updated every time data is sent to Google Analytics.
|
__utmv
|
2 years from set/update
|
Used to store visitor-level custom variable data. This cookie is created when a developer uses the_setCustomVar method with a visitor level custom variable. This cookie was also used for the deprecated_setVar method. The cookie is updated every time data is sent to Google Analytics.
|
Name of cookie
|
How long does it stay on my machine?
|
osCsid
|
20 minutes or until you close your browser
|
Name of cookie | Purpose |
utmexit, sha, key5, __utma, __utmz | Used for the SSL Trust Logo |
datr | Used by Facebook |