Google Analytics is a powerful tool that tracks and analyzes website traffic for informed marketing decisions.
AMP_TOKEN
Contains a token code that is used to read out a Client ID from the AMP Client ID Service. By matching this ID with that of Google Analytics, users can be matched when switching between AMP content and non-AMP content. Reference: https://support.google.com/analytics/answer/7486764?hl=en
30 seconds till 1 year
_gat_gtag_
Used to set and get tracking data
1 hour
_gac_
Contains information related to marketing campaigns of the user. These are shared with Google AdWords / Google Ads when the Google Ads and Google Analytics accounts are linked together.
90 days
_gali
Used by Google Analytics to determine which links on a page are being clicked
30 seconds
_ga_
ID used to identify users
2 years
_dc_gtm_
Used to monitor number of Google Analytics server requests
1 minute
GA_OPT_OUT
Cookies used for functionality allow users to interact with a service or site to access features that are fundamental to that service. Things considered fundamental to the service include preferences like the user's choice of language, product optimizations that help maintain and improve a service, and maintaining information relating to a user's session, such as the content of a shopping cart.
10 Nov 2030
__utmx
Used to determine whether a user is included in an A / B or Multivariate test.
18 months
__utmxx
Used to determine when the A / B or Multivariate test in which the user participates ends
18 months
FPAU
Assigns a specific ID to the visitor. This allows the website to determine the number of specific user-visits for analysis and statistics.
session
FPID
Registers statistical data on users' behaviour on the website. Used for internal analytics by the website operator.
session
FPLC
This FPLC cookie is the cross-domain linker cookie hashed from the FPID cookie. It’s not HttpOnly, which means it can be read with JavaScript. It has a relatively short lifetime, just 20 hours.
session
_ga
Used to distinguish users.
2 years
_gat
Used to throttle request rate.
1 minute
_gid
Used to distinguish users.
24 hours
__utma
Used to distinguish users.
Persistent
__utmb
Used to determine new sessions/visits.
30 minutes
__utmc
Used to determine if the user is in a new session/visit.
Session
__utmt
Used to throttle request rate.
10 minutes
__utmv
Used to store visitor-level custom variable data.
2 years
__utmz
Stores the traffic source or campaign that explains how the user reached your site.
6 months
