LiteSpeed

How to Read Cache Headers During Troubleshooting

Published / Updated: 13-Sep-2026

Response headers often explain whether LiteSpeed caching is active, missed, bypassed, or stale. This is more reliable than guessing from page behavior alone.

What to Look For

  • Whether the response is being served from cache or generated fresh.
  • Whether a bypass condition is preventing caching.
  • Whether the request varies by cookie, device, or other context.
  • Whether recent changes altered the cache decision path.

Support Value

Header-level review shortens troubleshooting dramatically because it shows how the cache layer interpreted the request, not just how the page looked in one browser.

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