Further reading

You can learn more about CDNs in the MDN Web Docs: https://developer.mozilla.org/en-US/docs/Glossary/CDN.

You can also find an overview of HTTP caching concepts in the MDN Web Docs: https://developer.mozilla.org/en-US/docs/Web/HTTP/Caching.

The MDN Web Docs also provide detailed information about each HTTP caching header:

• ETag: https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/ETag
• Cache-Control: https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Cache-Control

Refer to the Remix documentation for more information about Remix’s headers route module API: https://remix.run/docs/en/2/route/headers.

Ryan Florence recorded two great videos about caching on the Remix YouTube channel. Fun fact – they were the very first videos that were uploaded on the Remix YouTube channel, and they are worth checking out:

• Remix Run – Introduction to HTTP Caching: https://www.youtube.com/watch?v=3XkU_DXcgl0
• CDN Caching...