Edge Cache TTL

Create a cache rule to adjust edge cache TTL for caching resources on Cloudflare edge to one day, for any hostname containing example.com:

• When incoming requests match: Custom filter expression

  • Using the Expression Builder:
    Hostname contains "example.com"
  • Using the Expression Editor:
    (http.host contains "example.com")

• Then:

  • Cache eligibility: Eligible for cache
  • Setting: Edge TTL
    • Ignore cache-control header and use this TTL
      • Input time-to-live (TTL): 1 day