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IPASIS vs Microlink.io

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

APIIPASISNEW—Microlink.ioNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthapiKeynone
CORSnoyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedN/A — returns metadata extracted from the URL you pass
Free tierFree tier — API key requiredFree tier — no key required (Pro plans need a key)
Rate limitUnpublishedFree tier is rate-limited per day (see pricing)
In directory since2026-07-052026-07-05
operationalpartialdownno data

IPASIS vs Microlink.io: common questions

Which is more reliable, IPASIS or Microlink.io?

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

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

Can I call IPASIS and Microlink.io from the browser?

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

Are IPASIS and Microlink.io free for commercial use?

IPASIS has unclear commercial terms, and Microlink.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.