Look up domain registration, check registry record status, fetch DNS records, and resolve IPs and ASNs over RDAP and DNS-over-HTTPS via MCP. STDIO or Streamable HTTP.
Latest release v0.2.1 — v0.2.1: DNS and RDAP fidelity with optional routing · 16 Oct 2026
2 files for Codex, OpenCode and Claude Code: whois-mcp-server AGENTS.md, whois-mcp-server CLAUDE.md — 16,076 tokens loaded in every session.
AGENTS.md A 8,038 tok CLAUDE.md A 8,038 tok These files are cyanheads/whois-mcp-server's own configuration — they tell Codex, OpenCode and Claude Code how to work on this repository, so they are not mods to install elsewhere. Copy one as a starting point and replace the parts that are about this project.