Email Deliverability Checker for Zed

io.github.kryptoscan/email-deliverability-mcp

Check SPF, DKIM, DMARC, blocklists, reverse DNS and email headers against Gmail/Yahoo sender rules.

client:Zed transport:streamable-http tools:3

Install Email Deliverability Checker in Zed

~/.config/zed/settings.json · windows: %APPDATA%\Zed\settings.json

{
  "context_servers": {
    "email-deliverability-mcp": {
      "url": "https://api.ownmailserver.com/tools/mcp"
    }
  }
}

Merge this into your existing settings object — do not replace the file. Zed docs