Name;Purpose;Expiry;

_gat;Used to throttle request rate. If Google Analytics is deployed via Google Tag Manager, this cookie will be named _gtm_ property-id .;1 minute AMP_TOKEN;Contains a token that can be used to retrieve a Client ID from AMP Client ID service. Other possible values indicate opt-out, inflight request or an error retrieving a Client ID from AMP Client ID service.;30 seconds to 1 year __utmt;Used to throttle request rate.;10 minutes __utmb;Used to determine new sessions/visits. The cookie is created when the javascript library executes and no existing __utmb cookies exist. The cookie is updated every time data is sent to Google Analytics;30 mins from set/update __utmc;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;End of browser session _gaexp;Used to determine a user's inclusion in an experiment and the expiry of experiments a user has been included in.;90 days _opt_utmc;Stores the last utm_campaign query parameter.;24 hours ipp_key;Used to encrypt and contain visitor data - This is necessary for the security of the user data;Session tildasid;Registers a unique ID that is used to generate statistical data on how the visitor uses the website;1 day tildauid;Registers a unique ID that is used to generate statistical data on how the visitor uses the website;3 months

Name;Purpose;Expiry;

_gid;Used to distinguish users.;24 hours __utmv;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.;2 years from set/update lang;Remembers the user's selected language version of a website;Session

Name;Purpose;Expiry;

__utma;Used to distinguish users and sessions. The cookie is created when the javascript library executes and no existing __utma cookies exist. The cookie is updated every time data is sent to Google Analytics.;2 years from set/update visited;Unique user ID that recognizes the user on returning visits;Session bcookie;Used by the social networking service, LinkedIn , for tracking the use of embedded services;2 years bscookie;Used by the social networking service, LinkedIn , for tracking the use of embedded services;2 years lidc;Used by the social networking service, LinkedIn , for tracking the use of embedded services;1 day UserMatchHistory;Used to track visitors on multiple websites, in order to present relevant advertisement based on the visitor's preferences;29 days

Name;Purpose;Expiry;

_opt_awcid;Used for campaigns mapped to Google Ads Customer IDs.;24 hours _opt_awmid;Used for campaigns mapped to Google Ads Campaign IDs.;24 hours _opt_awgid;Used for campaigns mapped to Google Ads Ad Group IDs;24 hours _opt_awkid;Used for campaigns mapped to Google Ads Criterion IDs;24 hours _gac_property-id;Contains campaign related information for the user. If you have linked your Google Analytics and Google Ads accounts, Google Ads website conversion tags will read this cookie unless you opt-out.;90 days _gcl_au;Used by Google AdSense for experimenting with advertisement efficiency across websites using their services.;3 months ads/ga-audiences;Used by Google AdWords to re-en gage visitors that are likely to convert to customers based on the visitor's online behaviour across websites.;Session VISITOR_INFO1_LIVE;Tries to estimate the users' bandwidth on pages with integrated Youtube videos;179 days YSC;Registers unique ID to keep statistics of what videos from Youtube the user has seen .;Session