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Lookup.im API

Lookup.im API — free tier with API key

📚 Open DataUNMONITORED
AUTH APIKEYCORS ✗AGENT ?HTTPS ✓COMMERCIAL ?

Lookup.im API exposes a free-tier JSON API. Register for an API key if required; we verified a public or demo endpoint.

—HOW IT'S SCORED ⓘ
Docs ↗
Status badge · for your READMEshipapis health badge: — · unmonitored
ON PROBE SCHEDULE

We probe a documented GET and expect 2xx JSON — full uptime and health score. Open provider docs ↗

Uptime historystarts after first probe

On our probe schedule. Uptime charts appear after the first check lands.

Example responsefrom provider docs — not verified by us
GET https://lookup.im/api.php

{
  "status": "error",
  "message": "Invalid Request"
}
Call itcurl · fetch · python
curl "https://lookup.im/api.php"
const res = await fetch("https://lookup.im/api.php");
const data = await res.json();
console.log(data);
import requests

res = requests.get("https://lookup.im/api.php")
print(res.json())

BROWSER CALLS BLOCKED (NO CORS/HTTPS) — USE THE CURL SNIPPET

Endpoints · 2On scheduleFULL DOCS ↗
On schedule — GET /api.php awaits first probe
GET/api.phpPROBED

Lookup.im API — free tier with API key

GET/api.php?limit=5

Paginated variant with limit parameter.

Machine-readable spec

We probe a documented GET and expect 2xx JSON — full uptime and health score. Export includes every documented route below.

Response-shape history

Not tracked yet. Shape-change history starts once this API joins our probe schedule.

Lookup.im API: common questions

Is Lookup.im API free to use?

Yes — Lookup.im API is a free open data API. Free tier: Free tier — API key required. Whether the free tier allows commercial use is unclear — check the provider docs.

Does Lookup.im API need an API key?

Yes — Lookup.im API needs a free API key, which you pass on each request. Rate limits: Unpublished.

Can I call Lookup.im API from the browser?

Not directly — Lookup.im API doesn't send browser-friendly CORS headers, so call it from a server or proxy instead. Copy the curl or Python snippet on this page to get started.

Is Lookup.im API up right now?

Lookup.im API is catalogued but not yet on our probe schedule, so we don't publish a live status for it. Check the provider's own status page or docs for its current state.