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GET /v1/lookup

Vendor for a MAC / OUI

Try it live

10 free calls per day — no sign-up, no API key. Goes through the oanor gateway.

Custom headers (optional)
api.oanor.com/macvendor-api

It works. Grab an API key and use it in your project.

Get an API key

Code snippets

curl "https://api.oanor.com/macvendor-api/v1/lookup" \
  -H "x-oanor-key: oanor_test_..."
await fetch("https://api.oanor.com/macvendor-api/v1/lookup", {
  headers: { "x-oanor-key": "oanor_test_..." }
});
$ch = curl_init("https://api.oanor.com/macvendor-api/v1/lookup");
curl_setopt($ch, CURLOPT_HTTPHEADER, ["x-oanor-key: oanor_test_..."]);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
$out = curl_exec($ch);
import requests
requests.get(
    "https://api.oanor.com/macvendor-api/v1/lookup",
    headers={"x-oanor-key": "oanor_test_..."}
)

Example response

A real response from this endpoint, captured by the latest health check.

{
    "data": {
        "oui": "00:1B:44",
        "input": "00:1B:44:11:3A:B7",
        "vendor": "SanDisk Corporation",
        "block_size": "/24",
        "is_private": false,
        "vendor_short": "SanDisk"
    },
    "meta": {
        "timestamp": "2026-05-30T18:16:48.397Z",
        "request_id": "81bbb25a-db29-483c-ac58-fe16c347a649"
    },
    "status": "ok",
    "message": "Vendor retrieved",
    "success": true
}