Custom Status Pages

A custom 404 page improves user experience by providing helpful information and navigation options when a webpage cannot be found.

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Custom 404s

Navigating to URLs that your application is unable to resolve will result in a browser default 404 page.

To control this you can configure Altitude to catch all status 404 pages and serve your applications 404 page.

altitude.yaml

vclSnippets:
  - name: custom 404
    content: |
      if (beresp.status == 404 && req.url.path != "/404/" && beresp.http.Content-Length == "0") {
      set req.url = "/404/";
      restart;
      }