How does Auto Redirect www/non-www work?

Auto Redirect www/non-www speeds up response time by caching redirect requests.

Here’s how it works:

  1. The browser sends a request for to CDN.
  2. sends the request to your origin server.
  3. The origin server returns a response, indicating that the request was redirected to (the non-www domain).
  4. returns this redirect response to the browser and caches the response at the PoP level.
  5. The next time a request is received, automatically redirects to, saving a round trip to the origin server.

This works if the redirect is in the opposite direction, too ( redirecting to

Under the current CDN cache policy, pages are stored at a PoP for 24 hours from the last access, up to 7 days total.