Cache Origin Test Page

This Response

Request ID83746042
Generated At2026-01-16T18:52:23.086Z
Cache-Controlpublic, max-age=60
Set-Cookieno
Query String?cacheControl=public%2C+max-age%3D60

If this page is cached, the Request ID and timestamp will stay the same on refresh.

Test Configurations

Use these URLs to test different caching scenarios:

Cookie Tests

No cookie (default) - should cache With session cookie - may block cache With simulated __cf_bm cookie - may block cache

Cache-Control Tests

Short TTL (60s) Long TTL (24h) Private cache only No-store (never cache)

Combined Tests

Cookie + public cache No cookie + long s-maxage

How This Works

This worker returns HTML with configurable headers. The cache-test worker fetches from this origin to test Cloudflare's caching behavior.

Query Parameters:
  cookie=no|yes|cfbm|custom  - Control Set-Cookie header
  cookieValue=...           - Custom cookie value
  cacheControl=...          - Override Cache-Control completely
  private=yes               - Use Cache-Control: private
  nostore=yes               - Use Cache-Control: no-store
  maxage=N                  - Set max-age
  smaxage=N                 - Set s-maxage

Debug Info

Check response headers for: