Email Deliverability Checker for VS Code

io.github.kryptoscan/email-deliverability-mcp

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

client:VS Code transport:streamable-http tools:3

Install Email Deliverability Checker in VS Code

.vscode/mcp.json

{
  "servers": {
    "email-deliverability-mcp": {
      "type": "http",
      "url": "https://api.ownmailserver.com/tools/mcp"
    }
  }
}

Requires agent mode. MCP: Open User Configuration puts the same block in every workspace. VS Code docs