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Ducks Unlimited vs Country.is

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

APIDucks UnlimitedUNMONITORED—Country.isNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
Authnonenone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree, no API key required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Ducks Unlimited vs Country.is: common questions

Which is more reliable, Ducks Unlimited or Country.is?

Only Country.is is on our probe schedule so far (—% uptime over 90 days). The other is catalogued but not yet live-checked, so we can't compare measured reliability head-to-head — check the uncovered API's own status page for now.

Do Ducks Unlimited and Country.is need an API key?

Neither needs a paid key — Ducks Unlimited is callable with no signup, and Country.is is callable with no signup. Both are quick to prototype with; rate limits still apply.

Can I call Ducks Unlimited and Country.is from the browser?

Yes — both Ducks Unlimited and Country.is 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 Ducks Unlimited and Country.is free for commercial use?

Ducks Unlimited has unclear commercial terms, and Country.is 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.