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HOL Registry Broker vs Voidly

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

APIHOL Registry BrokerNEW—VoidlyNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthapiKeynone
CORSnoyes
HTTPSyesyes
Card requirednono
Commercial useunclearyes
Data licenseUnverifiedCC BY 4.0
Free tierFree tier — API key requiredFree (keyless data endpoints; Hydra ML endpoints need a key)
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

HOL Registry Broker vs Voidly: common questions

Which is more reliable, HOL Registry Broker or Voidly?

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

Voidly needs no key, while HOL Registry Broker requires a free API key. If you want to start calling without signup, reach for Voidly first.

Can I call HOL Registry Broker and Voidly from the browser?

Only Voidly is browser-friendly — it returns CORS headers over HTTPS. HOL Registry Broker needs a server-side call or proxy, so factor that into which one fits a front-end project.

Are HOL Registry Broker and Voidly free for commercial use?

HOL Registry Broker has unclear commercial terms, and Voidly 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.