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Crates.io vs DomainDb Info

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

APICrates.ioNEW—DomainDb InfoNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
Authnonenone
CORSyesno
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree — limits not published
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Crates.io vs DomainDb Info: common questions

Which is more reliable, Crates.io or DomainDb Info?

On our scheduled checks, DomainDb Info leads on measured uptime — Crates.io at —% versus DomainDb Info 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 Crates.io and DomainDb Info need an API key?

Neither needs a paid key — Crates.io is callable with no signup, and DomainDb Info is callable with no signup. Both are quick to prototype with; rate limits still apply.

Can I call Crates.io and DomainDb Info from the browser?

Only Crates.io is browser-friendly — it returns CORS headers over HTTPS. DomainDb Info needs a server-side call or proxy, so factor that into which one fits a front-end project.

Are Crates.io and DomainDb Info free for commercial use?

Crates.io has unclear commercial terms, and DomainDb Info 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.