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Configuration Misconfiguration Detection Domain Age Domain Availability Cloudflare Edge Cache Control Analysis WHOIS Information Machine-readable JSON Output Domain Lookup CDN Caching Verdict HTTP Header Inspection Registrant Omission Expiration Policy Evaluation

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Best cloudflare edge APIs

Cache Headers Analyzer API

Tools & Utilities

Paste a URL, get a verdict on whether browsers and CDNs can cache it, for how long, and what is misconfigured, as machine-readable JSON. The API parses Cache-Control directives, Expires

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Domain Lookup WHOIS and Age API

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RDAP-first WHOIS, domain age, and availability as stable JSON. One registry request on a cache miss, served from Cloudflare's edge. Registrant contacts omitted on purpose.