Use the result to make the next technical decision.
Cache-Control, Expires, ETag, Last-Modified, Age, Vary and Content-Encoding explain much of what browsers and shared caches are allowed to reuse.
Caching
See what the response tells browsers and caches to keep.
Inspect the public response headers behind browser cache behaviour, revalidation, compression and common proxy/CDN observations.
Result
Diagnostic result
Read observations in context.
Headers can reveal proxy or CDN clues but do not prove a specific provider serves every request. Dynamic applications may intentionally return private or no-store responses.
Marketing analytics never receive the target.
DotMoose records only the tool name and a coarse success/error outcome for marketing analytics. Active server diagnostics use bounded operational security logs without placing the entered domain, IP, URL, DNS answer or report contents into marketing telemetry.
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