IP2Location vs Proweblook IP Checker

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

Uptime · 30d
Uptime · 90d100%100%
Uptime · 30d100%100%
P50 · ms13156
P95 · ms677232
AuthapiKeyapiKey
CORSnoyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — API key requiredFree tier — API key required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

IP2Location vs Proweblook IP Checker: common questions

Which is more reliable, IP2Location or Proweblook IP Checker?

Both are neck-and-neck — IP2Location and Proweblook IP Checker 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, IP2Location or Proweblook IP Checker?

Proweblook IP Checker has the lower median latency in our checks — IP2Location responds in 131 ms versus Proweblook IP Checker at 56 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 IP2Location and Proweblook IP Checker need an API key?

Both ask you to authenticate — IP2Location uses an API key and Proweblook IP Checker 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 IP2Location and Proweblook IP Checker from the browser?

Only Proweblook IP Checker is browser-friendly — it returns CORS headers over HTTPS. IP2Location needs a server-side call or proxy, so factor that into which one fits a front-end project.

Are IP2Location and Proweblook IP Checker free for commercial use?

IP2Location has unclear commercial terms, and Proweblook IP Checker 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.