A cookie is a small text file that is stored in your browser when you visit almost any web page. Its usefulness is that the web is able to remember your visit when you return to browse that page. Cookies usually store technical information, personal preferences, content customization, usage statistics, links to social networks, access to user accounts, etc. The purpose of the cookie is to adapt the content of the web to your profile and needs as without cookies, the services offered by any page would be significantly reduced.
NAME SUPPLIER PURPOSE EXPIRY TYPE
_ga: Google Tag Manager: Registers a unique identification that is used to generate statistical data about how the visitor uses the website. 2 years. HTTP Cookie
_gat: Google Tag Manager: Used by Google Analytics to control the rate of requests 1 day HTTP Cookie
_gid: Google Tag Manager: Registers a unique identification that is used to generate statistical data about how the visitor uses the website. 1 day. HTTP Cookie
NID: Google: Registers a unique identification that identifies the device of a returning user. Identification is used for specific advertisements. 6 months. HTTP Cookie