MCP tool

check_caa

Look up CAA records for a domain.

The check_caa tool is provided by BlackVeil DNS & Email Security Scanner. Install that server in your AI client and the assistant can call it directly.

Servers exposing check_caa

Tool lists are read from the live servers (or, for packaged servers, from their documentation) each morning, so this reflects what they exposed at the last refresh. Search all tools.