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IPDetails.io API vs RestoSignals

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

APIIPDetails.io APIHEALTHY96RestoSignalsREACHABLE100
Uptime · 30d
Uptime · 90d100%100%
Uptime · 30d100%100%
P50 · ms163748
P95 · ms1106748
AuthnoneapiKey
CORSyesno
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverified
Free tierFree — limits not published
Rate limitUnpublished
In directory since2026-07-052026-10-19
operationalpartialdownno data

IPDetails.io API vs RestoSignals: common questions

Which is more reliable, IPDetails.io API or RestoSignals?

Both are neck-and-neck — IPDetails.io API and RestoSignals 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, IPDetails.io API or RestoSignals?

IPDetails.io API has the lower median latency in our checks — IPDetails.io API responds in 163 ms versus RestoSignals at 748 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 IPDetails.io API and RestoSignals need an API key?

IPDetails.io API needs no key, while RestoSignals requires a free API key. If you want to start calling without signup, reach for IPDetails.io API first.

Can I call IPDetails.io API and RestoSignals from the browser?

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

Are IPDetails.io API and RestoSignals free for commercial use?

IPDetails.io API has unclear commercial terms, and RestoSignals 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.