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
SourceBuster is used by WooCommerce for order attribution based on user source.
Name
Description
Duration
sbjs_session
The number of page views in this session and the current page path
30 minutes
sbjs_udata
Information about the visitor’s user agent, such as IP, the browser, and the device type
session
sbjs_first
Traffic origin information for the visitor’s first visit to your store (only applicable if the visitor returns before the session expires)
session
sbjs_current
Traffic origin information for the visitor’s current visit to your store
session
sbjs_first_add
Timestamp, referring URL, and entry page for your visitor’s first visit to your store (only applicable if the visitor returns before the session expires)
session
sbjs_current_add
Timestamp, referring URL, and entry page for your visitor’s current visit to your store
session
sbjs_migrations
Technical data to help with migrations between different versions of the tracking feature
