Cooperative Computing Alliance Data Services
API Operational

WHOIS

Domain, IP address, ASN, TLD, and historical registration lookup service.

Public audience Open access Active 52/100 agent readiness

Integration

Base URLhttps://whois.datasourceapi.comOpen
Documentationhttps://whois.datasourceapi.com/api/v1/docsOpen
Repositoryhttps://github.com/coopalliance/whois-queryOpen
JSON metadatahttps://services.datasourceapi.com/api/v1/services/whoisOpen
Agent-readable Markdownhttps://services.datasourceapi.com/services/whois.mdOpen

Authentication: No authentication is required for documented public lookups.

Capabilities

ASNDomain RegistrationIP AddressesRDAPWHOIS

Provenance and freshness

  • WHOIS and RDAP registries: Live domain, address, ASN, TLD, and registration observations.

Update cadence: Queries are resolved on demand and tracked in history; scheduled rechecks run daily at 02:00 UTC.
Metadata verified: 2026-09-03

Agent readiness

Limited ยท 52/100 52%

Public API documentation is available, but a verified OpenAPI discovery URL was not recorded.

Example queries

Domain lookup

Retrieve registration information for a domain.

GET https://whois.datasourceapi.com/api/v1/example.com