__cookie_use
This cookie is used to toggle Google analytics. Session ID and Logged in can not be toggled. Id country can be set to any country, IP Geo Location is used only once. This cookie is also used if cookie use has been accepted.
__id_country
Id country detected by your public IP. Saved for 5 years. This is used if you are not logged in to show relevant information about detected country to enrich your experience.
__logged_in
If you log-in this cookie is set so we can help you deliver page faster with cached content in homepage. It is saved for 5 years.
__session_id
This is session cookie that is used to store sessional data. It is saved for 5 years.
_ga, _gat, _gid are Google Analytics cookies. Their usage: https://developers.google.com/analytics/devguides/collection/analyticsjs/cookie-usage
_ga 2 years Used to distinguish users. _gid 24 hours Used to distinguish users. _gat 1 minute Used to throttle request rate.
Google Analytics has anonymizeIp flag set so ip is not send to Analytics.
Additional to this all requests are logged for debugging and error tracking.