Used by Google AdSense to experiment with advertisement efficiency.
Contains a token that can be used to retrieve a Client ID from AMP Client ID service. Other possible values indicate opt-out, request in progress or an error retrieving a Client ID from AMP Client ID service.
Used by DoubleClick (Google Tag Manager) to help identify the visitors by either age, gender or interests.
Set when a user first lands on a page. Persists the Hotjar User ID which is unique to that site. Hotjar does not track users across different sites.
Identifies a new user’s first session.
Enables Hotjar to know whether the data set in _hjUserAttributes Local Storage item is up to date or not.
Enables Hotjar to know when any User Attribute has changed and needs to be updated.
Stores User Attributes sent through the Hotjar Identify API.
Stores user viewport details such as size and dimensions.
Stores a unique visitor ID.
Session cookie temporarily stores data for the visit.
Stores attribution information (the referrer that brought the visitor to the website).
Temporary cookie to check if a visitor’s browser supports cookies (set in Internet Explorer only).