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GET /v1/validate

Validate a securities ID

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/securitiesid-api

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

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Code snippets

curl "https://api.oanor.com/securitiesid-api/v1/validate" \
  -H "x-oanor-key: oanor_test_..."
await fetch("https://api.oanor.com/securitiesid-api/v1/validate", {
  headers: { "x-oanor-key": "oanor_test_..." }
});
$ch = curl_init("https://api.oanor.com/securitiesid-api/v1/validate");
curl_setopt($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/securitiesid-api/v1/validate",
    headers={"x-oanor-key": "oanor_test_..."}
)

Example response

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

{
    "data": {
        "nsin": "037833100",
        "type": "isin",
        "input": "US0378331005",
        "valid": true,
        "errors": [],
        "country": "US",
        "check_digit": 5,
        "expected_check_digit": 5
    },
    "meta": {
        "timestamp": "2026-06-03T09:25:03.988Z",
        "request_id": "e5610db9-b482-4a70-840a-16684467e70c"
    },
    "status": "ok",
    "message": "Validate a securities ID",
    "success": true
}