_fbp
Used by Facebook to deliver a series of advertisement products such as real time bidding from third party advertisers.
_pinterest_referrer
Detects how the user reached the website by registering their last URL-address.
_pinterest_sess
Necessary for the integration of Pinterest on the website. Pinterest.com provides an audio-visual service on the website.
_pin_unauth
Used by Pinterest to track the usage of services.
_routing_id
Used by Pinterest to track the usage of services.
fr
Used by Facebook to deliver a series of advertisement products such as real time bidding from third party advertisers.
tr
Used by Facebook to deliver a series of advertisement products such as real time bidding from third party advertisers.
v3
Used by Pinterest to track the usage of services.
VISITOR_INFO1_LIVE
Tries to estimate the users’ bandwidth on pages with integrated YouTube videos.
YSC
Registers a unique ID to keep statistics of what videos from YouTube the user has seen.
yt.innertube::nextId
Registers a unique ID to keep statistics of what videos from YouTube the user has seen.
yt.innertube::requests
Registers a unique ID to keep statistics of what videos from YouTube the user has seen.
yt-remote-cast-available
Stores the user’s video player preferences using embedded YouTube video.
yt-remote-cast-installed
Stores the user’s video player preferences using embedded YouTube video.
yt-remote-connected-devices
Stores the user’s video player preferences using embedded YouTube video.
yt-remote-device-id
Stores the user’s video player preferences using embedded YouTube video.
yt-remote-fast-check-period
Stores the user’s video player preferences using embedded YouTube video.
yt-remote-session-app
Stores the user’s video player preferences using embedded YouTube video.
yt-remote-session-name
Stores the user’s video player preferences using embedded YouTube video.