HackMyIP vs Administrative Divisions DB

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 licenseUnverifiedUnverified (see repo)
Free tierCompletely free — no API key, no signupFree, no API key required (static JSON via CDN)
Rate limit100 req/windowNone (static files served over CDN)
In directory since2026-07-052026-07-05
operationalpartialdownno data

HackMyIP vs Administrative Divisions DB: common questions

Which is more reliable, HackMyIP or Administrative Divisions DB?

On our scheduled checks, Administrative Divisions DB leads on measured uptime — HackMyIP at —% versus Administrative Divisions DB 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 HackMyIP and Administrative Divisions DB need an API key?

Neither needs a paid key — HackMyIP is callable with no signup, and Administrative Divisions DB is callable with no signup. Both are quick to prototype with; rate limits still apply.

Can I call HackMyIP and Administrative Divisions DB from the browser?

Yes — both HackMyIP and Administrative Divisions DB 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 HackMyIP and Administrative Divisions DB free for commercial use?

HackMyIP allows commercial use on its free tier, and Administrative Divisions DB 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.