OldWeb Diagnostics for Gemini CLI

io.github.palthainon/oldweb-diagnostics

Public DNS, HTTPS and deployment checks, plus offline email header and delivery-log tracing.

client:Gemini CLI transport:streamable-http tools:5

Install OldWeb Diagnostics in Gemini CLI

~/.gemini/settings.json · windows: %USERPROFILE%\.gemini\settings.json

{
  "mcpServers": {
    "oldweb-diagnostics": {
      "httpUrl": "https://mcp.oldweb.tech/diagnostics/mcp"
    }
  }
}

Gemini expands $VAR and ${VAR} inside env values, so a secret can live in your shell rather than this file. Gemini CLI docs