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Complete Criminal Checks vs VulDB

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

APIComplete Criminal ChecksNEW—VulDBNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthapiKeyapiKey
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — API key requiredFree tier — key may be required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Complete Criminal Checks vs VulDB: common questions

Which is more reliable, Complete Criminal Checks or VulDB?

On our scheduled checks, VulDB leads on measured uptime — Complete Criminal Checks at —% versus VulDB 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 Complete Criminal Checks and VulDB need an API key?

Both ask you to authenticate — Complete Criminal Checks uses an API key and VulDB uses an API key. Each key is free to obtain; the Auth and Card-required rows above spell out the signup terms.

Can I call Complete Criminal Checks and VulDB from the browser?

Yes — both Complete Criminal Checks and VulDB 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 Complete Criminal Checks and VulDB free for commercial use?

Complete Criminal Checks has unclear commercial terms, and VulDB 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.