_ga_# | | Used to distinguish individual users by means of designation of a randomly generated number as client identifier, which allows calculation of visits and sessions | United Kingdom |
_gid | | Keeps an entry of unique ID which is then used to come up with statistical data on website usage by visitors. It is a HTTP cookie type and expires after a browsing session. | United Kingdom |
_gat# | | Enables Google Analytics regulate the rate of requesting. It is a HTTP cookie type that lasts for a session. | United Kingdom |
_ga | | Records a particular ID used to come up with data about website usage by the user | United Kingdom |