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InfraNode Open Data API vs PostcodeData.nl

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

APIInfraNode Open Data APIHEALTHY93PostcodeData.nlHEALTHY91
Uptime · 30d
Uptime · 90d100%100%
Uptime · 30d100%100%
P50 · ms263692
P95 · ms4981989
Authnonenone
CORSyesyes
HTTPSyesno
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree — limits not published
Rate limit300 req/window · 299 remaining · resets 1783517525.6504178Unpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

InfraNode Open Data API vs PostcodeData.nl: common questions

Which is more reliable, InfraNode Open Data API or PostcodeData.nl?

Both are neck-and-neck — InfraNode Open Data API and PostcodeData.nl 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, InfraNode Open Data API or PostcodeData.nl?

InfraNode Open Data API has the lower median latency in our checks — InfraNode Open Data API responds in 263 ms versus PostcodeData.nl at 692 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 InfraNode Open Data API and PostcodeData.nl need an API key?

Neither needs a paid key — InfraNode Open Data API is callable with no signup, and PostcodeData.nl is callable with no signup. Both are quick to prototype with; rate limits still apply.

Can I call InfraNode Open Data API and PostcodeData.nl from the browser?

Only InfraNode Open Data API is browser-friendly — it returns CORS headers over HTTPS. PostcodeData.nl needs a server-side call or proxy, so factor that into which one fits a front-end project.

Are InfraNode Open Data API and PostcodeData.nl free for commercial use?

InfraNode Open Data API has unclear commercial terms, and PostcodeData.nl 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.