Shodan EntityDB API vs Vector Express v2.0

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

Uptime · 30d
Uptime · 90d100%100%
Uptime · 30d100%100%
P50 · ms914604
P95 · ms13061662
Authnonenone
CORSnono
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree
Rate limitUnpublished5 req/window · 4 remaining · resets 1783513379
In directory since2026-07-052026-07-05
operationalpartialdownno data

Shodan EntityDB API vs Vector Express v2.0: common questions

Which is more reliable, Shodan EntityDB API or Vector Express v2.0?

Both are neck-and-neck — Shodan EntityDB API and Vector Express v2.0 each measure 100% uptime over 90 days on our probe schedule. Reliability here is verified from our own scheduled checks; use the 30-day bars above to see which has been steadier lately.

Which is faster, Shodan EntityDB API or Vector Express v2.0?

Vector Express v2.0 has the lower median latency in our checks — Shodan EntityDB API responds in 914 ms versus Vector Express v2.0 at 604 ms (P50). Tail latency (P95) is in the table above; for most workloads the median is the number that shapes how the API feels.

Do Shodan EntityDB API and Vector Express v2.0 need an API key?

Neither needs a paid key — Shodan EntityDB API is callable with no signup, and Vector Express v2.0 is callable with no signup. Both are quick to prototype with; rate limits still apply.

Can I call Shodan EntityDB API and Vector Express v2.0 from the browser?

Neither sends browser-friendly CORS headers reliably, so call Shodan EntityDB API and Vector Express v2.0 from a server or proxy rather than client-side. The CORS and HTTPS rows above show exactly what we detected for each.

Are Shodan EntityDB API and Vector Express v2.0 free for commercial use?

Shodan EntityDB API has unclear commercial terms, and Vector Express v2.0 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.