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Florida Man vs WhoisXML API Email Verification API

Same instrument, two spec sheets — measured, not claimed.

APIFlorida ManNEW—WhoisXML API Email Verification APINEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthnoneapiKey
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useyesunclear
Data licenseMIT (repository license)Unverified
Free tierFree — static JSON on GitHub Pages, no keyFree tier — API key required
Rate limitUnpublished (served via GitHub Pages)Unpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Florida Man vs WhoisXML API Email Verification API: common questions

Which is more reliable, Florida Man or WhoisXML API Email Verification API?

On our scheduled checks, WhoisXML API Email Verification API leads on measured uptime — Florida Man at —% versus WhoisXML API Email Verification API at —% over 90 days. These are our own probe results, not provider claims; the uptime bars above show the day-by-day record for both.

Do Florida Man and WhoisXML API Email Verification API need an API key?

Florida Man needs no key, while WhoisXML API Email Verification API requires a free API key. If you want to start calling without signup, reach for Florida Man first.

Can I call Florida Man and WhoisXML API Email Verification API from the browser?

Yes — both Florida Man and WhoisXML API Email Verification API send CORS headers over HTTPS, so front-end code can fetch either directly with no backend proxy. That makes them easy to swap in a client-side app while you compare responses.

Are Florida Man and WhoisXML API Email Verification API free for commercial use?

Florida Man allows commercial use on its free tier, and WhoisXML API Email Verification API has unclear commercial terms. We track service terms and the data license as separate fields — see the Commercial use and Data license rows above, and confirm both before shipping either in a paid product.