DemiSignal

Check a domain's DMARC, SPF, DKIM, MX, BIMI and MTA-STS records. Generate SPF and DMARC records.

Installation

MCP client config (paste into mcp.json)

{
  "mcpServers": {
    "mcp": {
      "url": "https://demisignal.com/mcp?utm_source=mcp-registry"
    }
  }
}

Agent install prompt

Copy and paste into Cursor / Claude / other agents to install this MCP for you

Please install this MCP server into my current environment (repo URL unknown).

Known working client config (can write into mcp.json):
{
  "mcpServers": {
    "mcp": {
      "url": "https://demisignal.com/mcp?utm_source=mcp-registry"
    }
  }
}

Please: 1) check README for deps and env vars; 2) write config for my client; 3) if secrets are missing, tell me what to fill — do not invent values.

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