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CatchDoms MCP Server (Free)

https://catchdoms.com/mcp/catchdoms/free

answers a handshake

Registry name
com.catchdoms/expired-domains
Reports itself as
CatchDoms MCP Server (Free) 1.0.0
Protocol version
2025-06-18
Transport
sse
HTTP status
200
Latency
550 ms
Tools
3
Checked
2026-09-06T02:53:08Z

Tools it reports

Check it yourself

curl -s -X POST https://catchdoms.com/mcp/catchdoms/free \
  -H 'Content-Type: application/json' \
  -H 'Accept: application/json, text/event-stream' \
  -d '{"jsonrpc":"2.0","id":1,"method":"initialize","params":{"protocolVersion":"2025-06-18","capabilities":{},"clientInfo":{"name":"you","version":"0"}}}'