---
title: "Get Associated Domains"
method: GET
path: "/v1/domain/associated"
tags: ["chaos"]
---

# Get Associated Domains

`GET /v1/domain/associated`

Discover domains related to a given domain through acquisition history, certificate transparency logs, and WHOIS records. Returns associated domains with evidence of their relationship.

## Query parameters

- `domain` string
- `source` string
- `active` boolean
- `sort` 'active' | 'domain' | 'source' | 'subdomain_count' | 'update_date'
- `limit` integer
- `page` integer
- `raw` boolean

## Headers

- `X-Team-Id` string

## Response `200`

Associated domains response

- AssociatedDomainsResultSet
  - `domain` string, required — Queried domain
  - `results` AssociatedDomainResult[], required — List of associated domains
    - `domain` string, required — Associated domain name
    - `evidence` AssociatedDomainEvidence
      - `acquired_company` string — Acquired company name
      - `acquired_date` string — Acquisition date
      - `acquirer_name` string — Acquirer organization name
      - `active` boolean — Whether the domain is reachable
      - `as_name` string — Autonomous system name
      - `as_number` integer — Autonomous system number
      - `cert_common_name` string — Certificate common name
      - `cert_expiry_date` string — Certificate expiry date
      - `cert_issued_date` string — Certificate issued date
      - `cert_issuer` string — Certificate issuer
      - `cert_org_name` string — Certificate organization name
      - `cert_serial` string — Certificate serial number
      - `crunchbase_url` string — Crunchbase URL
      - `expiry_date` string — Domain expiry date
      - `location` string — Geographic location
      - `orgname` string — WHOIS organization name
      - `probe` string — Probe information
      - `registrant_org` string — Registrant organization
      - `registrar` string — Registrar name
      - `registration_date` string — Domain registration date
      - `search_identifier` string — Search identifier
      - `status_code` integer — HTTP status code
      - `subdomain_count` integer — Number of discovered subdomains
      - `title` string — HTTP title
      - `update_date` string — Last update date
      - `whois_server` string — WHOIS server
    - `sources` string[], required — Sources that reported the association
  - `sources` string[], required — List of sources used in the query
  - `sources_count` object — Count of results per source
  - `unique_count` integer — Unique associated domains count
  - `limit` integer — Maximum results per page when paginated
  - `page` integer — Current page when paginated
  - `total_count` integer — Total associated domains when paginated
  - `total_pages` integer — Total pages when paginated

## Other responses

- `400` — Example response
- `401` — Example response
- `500` — Example response
- `default` — Example response

## Changes

> 22 revisions in range; 1 could not be searched.

- **2026-03-06** `b69f036fb8ff` — 1 warning, 4 info
  - removed the optional property `results/items/evidence/source_url` from the response with the `200` status
  - api tag `chaos` added
  - api tag `enumerations` removed
  - added the new optional `header` request parameter `X-Team-Id`
  - …1 more
- **2026-01-18** `649225838d6b` — 1 info
  - endpoint added
- **2023-12-05** `5c3748c387f7` — 1 breaking
  - api path removed without deprecation

[Change history](https://skmtc.dev/projectdiscovery/apis/pdcp-api/changes/v1/domain/associated/get.md)

---

[API](https://skmtc.dev/projectdiscovery/apis/pdcp-api.md) · [All operations](https://skmtc.dev/projectdiscovery/apis/pdcp-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/projectdiscovery/pdcp-api/revisions/220f0adf9efd/schema)