Subsidiaries API [Enterprise]

Find parent-subsidiary relationships between domains. Uses data from our Subsidiaries Linkage Dataset.

Endpoint

GET https://api.discolike.com/v1/subsidiaries

Parameters

Parameter	Description
domain	Query domain
match	Match type: source, linked, parent, child, or recursive

The recursive option retrieves all child subsidiaries for all parent domains of the query domain.

Response Fields

Field	Type	Description
source_domain	String	Normalized source domain
source_fqdn	String	Full source URL
source_score	Integer	Source domain score (1-800)
linked_domain	String	Normalized linked domain
linked_fqdn	String	Full linked URL
linked_score	Integer	Linked domain score (1-800)
record_date	Date	Date the record was compiled
parent_domain	String	Domain with highest score
child_domain	String	Subsidiary domain

Example Request

curl "https://api.discolike.com/v1/subsidiaries?domain=acmemail.com&match=child" \
  -H "x-discolike-key: API_KEY"

Example Response

[
  {
    "source_domain": "acmecorp.com",
    "source_fqdn": "mail.acmecorp.com",
    "source_score": 855,
    "linked_domain": "acmemail.com",
    "linked_fqdn": "acmemail.com",
    "linked_score": 84,
    "record_date": "2025-03-10",
    "parent_domain": "acmecorp.com",
    "child_domain": "acmemail.com"
  }
]