Websites that have a shopping cart or checkout page, either using a known ecommerce platform or a custom solution.
Cloudflare is a web-infrastructure and website-security company, providing content-delivery-network services, DDoS mitigation, Internet security, and distributed domain-name-server services.
Firebase is a Google-backed application development software that enables developers to develop iOS, Android and Web apps.
Google Cloud Trace is a distributed tracing system that collects latency data from applications and displays it in the Google Cloud Console.
HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS.
Nuxt is a Vue framework for developing modern web applications.
Open Graph is a protocol that is used to integrate any web page into the social graph.