RDAP API
What this MCP does
Looks up normalized RDAP registration and allocation data for domains, IPs, autonomous systems, entities, nameservers, and TLDs.
Tools
Input schema
{'type': 'object', 'required': ['asn'], 'properties': {'asn': {'type': 'string', 'description': 'Autonomous system number, e.g. "15169" or "AS15169".'}}}
Input schema
{'type': 'object', 'required': ['domains'], 'properties': {'whois': {'type': 'boolean', 'default': True, 'description': 'Set false to refuse the WHOIS fallback for every domain in the batch, so a TLD with no RDAP server returns not_supported. Defaults to true.'}, 'follow': {'type': 'boolean', 'default': False, 'description': 'Follow the registrar RDAP link for richer data on thin registries such as .com and .net. Slower; defaults to false.'}, 'domains': {'type': 'array', 'items': {'type': 'string'}, 'maxItems': 10, 'minItems': 1, 'description': 'The domain names to look up, e.g. ["example.com", "example.net"]. Between 1 and 10 per call. Unicode (IDN) names are accepted.'}}}
Input schema
{'type': 'object', 'required': ['domain'], 'properties': {'whois': {'type': 'boolean', 'default': True, 'description': 'Set false to refuse the WHOIS fallback, so a TLD with no RDAP server errors instead of answering over port 43. Defaults to true.'}, 'domain': {'type': 'string', 'description': 'The domain name to look up, e.g. "example.com". Unicode (IDN) names are accepted.'}, 'follow': {'type': 'boolean', 'default': False, 'description': 'Follow the registrar RDAP link for richer data on thin registries such as .com and .net. Slower; defaults to false.'}}}
Input schema
{'type': 'object', 'required': ['handle'], 'properties': {'handle': {'type': 'string', 'description': 'RIR entity handle, e.g. "GOGL" (ARIN) or "ORG-RIEN1-RIPE" (RIPE).'}}}
Input schema
{'type': 'object', 'required': ['ip'], 'properties': {'ip': {'type': 'string', 'description': 'IPv4 or IPv6 address, e.g. "8.8.8.8" or "2001:4860:4860::8888".'}, 'prefix': {'type': 'integer', 'description': 'Optional CIDR prefix length, e.g. 24. Must be 0-32 for IPv4 or 0-128 for IPv6.'}}}
Input schema
{'type': 'object', 'required': ['host'], 'properties': {'host': {'type': 'string', 'description': 'Nameserver hostname, e.g. "ns1.example.com".'}}}
Input schema
{'type': 'object', 'properties': {'tld': {'type': 'string', 'description': 'A single TLD to describe, e.g. "com" or ".io". Omit to list every supported TLD by name.'}, 'since': {'type': 'string', 'description': 'List only the TLDs added after this ISO 8601 date, e.g. "2026-01-01". Ignored when "tld" is given.'}, 'server': {'type': 'string', 'description': 'List only the TLDs served by this host, RDAP or WHOIS, e.g. "rdap.verisign.com". Ignored when "tld" is given.'}}}
Recent tool changes
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