Alibaba Cloud CDN is a global network of servers designed to deliver high-performance, low-latency content to users around the world. It is a cloud-based service provided by Alibaba Cloud, a subsidiary of the Alibaba Group, that enables businesses to accelerate the delivery of their web content, including images, videos, and static files, to end-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.
Nginx is a web server that can also be used as a reverse proxy, load balancer, mail proxy and HTTP cache.