"This website" is the website you are currenly using.
"The Extension" is The RollPlay extension found, installed, and viewed on Twitch.tv website.
The Rollplay extension, exists as Web page embedded within the Twitch Website, Twitch Applications and the Twitch Mobile Applications.
You IP address is collected by Web Server access logs, this is applicable to this Website and the Extension.
This website uses Google Analytics to help with monitoring and usage.
The Extension uses Google Analytics to help with monitoring and usage.
Google Analytics will Anonomise your IP Address for the purpose of GDPR.