Websites that have a shopping cart or checkout page, either using a known ecommerce platform or a custom solution.
Clicky is web an analytics tool which helps you to get real-time analysis including spy view.
Cloudflare Browser Insights is a tool that measures the performance of websites from the perspective of users.
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.
HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS.
Internet Information Services (IIS) is an extensible web server software created by Microsoft for use with the Windows NT family.
Progressive Web Apps (PWAs) are web apps built and enhanced with modern APIs to deliver enhanced capabilities, reliability, and installability while reaching anyone, anywhere, on any device, all with a single codebase.
reCAPTCHA is a free service from Google that helps protect websites from spam and abuse.