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domain_check — Domain Trust Check (DNS, Email Auth, TLS, Headers) MCP Tool

domain_check (domain check) is one of 1 tool on the Domain Trust Check (DNS, Email Auth, TLS, Headers) MCP server. Connect the server and your client discovers it on the handshake.

by client

How to call domain_check from your client

Fastest route

claude mcp add --transport http domain-check https://domain-check-production-6228.up.railway.app/mcp

This list was read from the server itself, by connecting to it and calling tools/list on 16 October 2026. It is what the server actually exposes, not what its listing claims.

Mutating and Read-only are read off each tool's name, not its schema — a hint, not a guarantee. The registry stores tool names only; connect the server for its live schemas.