Query WHOIS/RDAP information for domains, IP addresses, CIDR prefixes and ASNs. Self-hostable.
Connect Remote server
claude mcp add --transport http whois https://whois.ddnsip.cn/mcp
{
"mcpServers": {
"whois": {
"url": "https://whois.ddnsip.cn/mcp"
}
}
}
{
"servers": {
"whois": {
"type": "http",
"url": "https://whois.ddnsip.cn/mcp"
}
}
}
Settings > Connectors > Add custom connector
URL: https://whois.ddnsip.cn/mcp
Tools 2 found in our last check
whois_batch_lookupQuery 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.
whois_lookupQuery WHOIS/RDAP information for a domain name, IP address or CIDR prefix (v4 or v6), or ASN
Details
| Endpoint | https://whois.ddnsip.cn/mcp (Streamable HTTP) |
| First published | 10 Nov 2026 |
| Last updated | 10 Nov 2026 |
| Registry name | io.github.KincaidYang/whois |
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