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Domain Intelligence vs URLScan.io

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

APIDomain IntelligenceNEW—URLScan.ioNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthapiKeyapiKey
CORSnono
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — key may be requiredFree tier — key may be required
Rate limitUnpublished30 req/window · 29 remaining
In directory since2026-07-052026-07-05
operationalpartialdownno data

Domain Intelligence vs URLScan.io: common questions

Which is more reliable, Domain Intelligence or URLScan.io?

On our scheduled checks, URLScan.io leads on measured uptime — Domain Intelligence at —% versus URLScan.io 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 Domain Intelligence and URLScan.io need an API key?

Both ask you to authenticate — Domain Intelligence uses an API key and URLScan.io 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 Domain Intelligence and URLScan.io from the browser?

Neither sends browser-friendly CORS headers reliably, so call Domain Intelligence and URLScan.io from a server or proxy rather than client-side. The CORS and HTTPS rows above show exactly what we detected for each.

Are Domain Intelligence and URLScan.io free for commercial use?

Domain Intelligence has unclear commercial terms, and URLScan.io 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.