MCP Server

WHOIS

io.github.KincaidYang/whois
Security Public & reachable MCP 2025-11-25

What this MCP does

Queries WHOIS and RDAP registration information for domains, IP addresses, CIDR prefixes, and ASNs.

whois_batch_lookup
Query WHOIS/RDAP information for multiple domain names, IP addresses/CIDR prefixes, or ASNs in one call. Results are returned per query with individual statuses. Disabled unless the operator enables batch queries.
Read only
Input schema
{'type': 'object', 'required': ['queries'], 'properties': {'queries': {'type': ['null', 'array'], 'items': {'type': 'string'}, 'description': 'Domain names, IP addresses (v4/v6), or ASNs (e.g. AS12345) to look up'}}, 'additionalProperties': False}
whois_lookup
Query WHOIS/RDAP information for a domain name, IP address or CIDR prefix (v4 or v6), or ASN
Read only
Input schema
{'type': 'object', 'required': ['query'], 'properties': {'query': {'type': 'string', 'description': 'Domain name, IP address (v4/v6), or ASN (e.g. AS12345) to look up'}}, 'additionalProperties': False}
Added
whois_lookup
Sept. 17, 2026, 12:43 p.m.
Added
whois_batch_lookup
Sept. 17, 2026, 12:43 p.m.