Jetpack's built-in visitor analytics. It records page views, referring sites, search terms, and outbound link clicks, and also carries the shared visitor-tracking library used by Jetpack Instant Search and WooCommerce Analytics.
Service URL: automattic.com (opens in a new window)
tk_ai
Stores a randomly-generated anonymous visitor ID so Jetpack's Tracks analytics library can link tracking events to the same visitor.
Session in wp-admin; up to 5 years on the frontend
tk_qs
Queues analytics events for Jetpack's Tracks library so none are lost if the page closes before they can be sent.
30 minutes
tk_tc
Used once per page load to work out which cookie domain the Tracks library should use, then removed as soon as it's read back.
Session (deleted immediately after use)
tk_aip
Stores a list of anonymous visitor IDs so they can be merged into one identity once a visitor is recognized.
Up to 5 years
Ruth King
Profit & Wealth Guru Ruth King has worked in the construction industry (including plumbing, heating and air conditioning, generators, pool and spa companies, etc.) since 1987. Her work includes consulting in sales and marketing, maintenance, finance, and operations challenges. She was inducted into the Contracting Business Hall of Fame in 2025. Ruth has been instrumental in helping business owners understand and profitably use the information generated from the financial segment of their businesses. She has a knack for helping business owners truly understand financials.
Podcast guest: