Federal Register vs Japan Neighborhoods

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

Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms
P95 · ms
Authnonenone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useyesunclear
Data licenseUS Government work — public domainUnverified
Free tierFree — no key or signup requiredFree — limits not published
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Federal Register vs Japan Neighborhoods: common questions

Which is more reliable, Federal Register or Japan Neighborhoods?

On our scheduled checks, Japan Neighborhoods leads on measured uptime — Federal Register at —% versus Japan Neighborhoods 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 Federal Register and Japan Neighborhoods need an API key?

Neither needs a paid key — Federal Register is callable with no signup, and Japan Neighborhoods is callable with no signup. Both are quick to prototype with; rate limits still apply.

Can I call Federal Register and Japan Neighborhoods from the browser?

Yes — both Federal Register and Japan Neighborhoods 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 Federal Register and Japan Neighborhoods free for commercial use?

Federal Register allows commercial use on its free tier, and Japan Neighborhoods 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.