npm Registry vs ipify

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

Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms
P95 · ms
Authnonenone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearyes
Data licenseUnverifiedn/a
Free tierFree (public registry)Unlimited
Rate limitUnpublished (bulk scraping discouraged)None
In directory since2026-07-052026-05-02
operationalpartialdownno data

npm Registry vs ipify: common questions

Which is more reliable, npm Registry or ipify?

On our scheduled checks, ipify leads on measured uptime — npm Registry at —% versus ipify 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 npm Registry and ipify need an API key?

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

Can I call npm Registry and ipify from the browser?

Yes — both npm Registry and ipify 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 npm Registry and ipify free for commercial use?

npm Registry has unclear commercial terms, and ipify allows commercial use on its free tier. 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.