Websites that have a shopping cart or checkout page, either using a known ecommerce platform or a custom solution.
Google Publisher Tag (GPT) is an ad tagging library for Google Ad Manager which is used to dynamically build ad requests.
Google Tag Manager is a tag management system (TMS) that allows you to quickly and easily update measurement codes and related code fragments collectively known as tags on your website or mobile app.
MGID is a programmatic advertising platform frequently used by misinformation websites.
Open Graph is a protocol that is used to integrate any web page into the social graph.