Perimeter Watch for Claude Code

io.github.entradox/perimeter-watch-scanner

Passive domain-perimeter checks — cert expiry, subdomain takeover, lookalikes — as agent tools

client:Claude Code transport:streamable-http tools:6

Install Perimeter Watch in Claude Code

run in your project directory

claude mcp add --transport http perimeter-watch-scanner https://perimeter-watch-api-production.up.railway.app/mcp/

Adds it for this project only. Append --scope user to make it available everywhere. Claude Code docs