---
title: "Resolve owner of id4n"
method: GET
path: "/whois/{id4n}"
tags: ["Public Services", "WhoIs"]
---

# Resolve owner of id4n

`GET /whois/{id4n}`

## Path parameters

- `id4n` string, required

## Response `200`

OK

- WhoIsResponse
  - `aliases` object
  - `organization` Organization — An organization
    - `id` integer — The id of the organization ( Deprecated: Use namespace instead. )
    - `logoURL` string — URL to a logo of the organization
    - `name` string, required — The name of the organization
    - `namespace` string, required — The namespace of the organization
  - `organizationAddress` OrganizationAddress
    - `companyName` string
    - `firstname` string, required
    - `lastname` string, required
    - `street` string, required
    - `postCode` string, required
    - `city` string, required
    - `countryCode` string, required — The ISO 3166 two-letter country code
    - `countryName` string — The country name
    - `telephone` string — The telephone number e.g.

## Other responses

- `202` — Accepted
- `401` — Unauthorized
- `403` — Forbidden
- `404` — Not Found
- `405` — Method not allowed
- `406` — Not Acceptable
- `415` — Unsupported Media Type
- `500` — Internal Server Error

---

[API](https://skmtc.net/id4i/apis/id4i-api.md) · [All operations](https://skmtc.net/id4i/apis/id4i-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/id4i/id4i-api/revisions/b5f585ff1a29/schema)