INDIVIDUAL MCP TOOL

email_deliverability

Assess whether a domain (or the domain of an email address) can receive mail and how strong its sender authentication is.

selflabbs.comnone authenticationAvailability not checked

Input schema

{}

Potential side effects detected · medium confidence · heuristic, not a guarantee.

CONNECT WITH APPROVAL

Review this server and its permissions before adding it. Secret placeholders must be set locally.

Codex

~/.codex/config.toml

[mcp_servers.selflabbs-domain-intel]
url = "https://domain.selflabbs.com/mcp"
enabled = true

Claude Code

.mcp.json

{
  "mcpServers": {
    "selflabbs-domain-intel": {
      "type": "http",
      "url": "https://domain.selflabbs.com/mcp"
    }
  }
}

Claude Desktop

Settings → Connectors → Add custom connector

Name: selflabbs-domain-intel
Remote MCP URL: https://domain.selflabbs.com/mcp

Add this remote URL as a custom connector in Claude Desktop. Availability depends on the user plan and workspace policy.

Cursor

.cursor/mcp.json

{
  "mcpServers": {
    "selflabbs-domain-intel": {
      "url": "https://domain.selflabbs.com/mcp"
    }
  }
}

Visual Studio Code

.vscode/mcp.json

Add to Visual Studio Code

{
  "servers": {
    "selflabbs-domain-intel": {
      "type": "http",
      "url": "https://domain.selflabbs.com/mcp"
    }
  }
}

Generic MCP

Client-specific MCP configuration

{
  "name": "selflabbs-domain-intel",
  "transport": "streamable-http",
  "url": "https://domain.selflabbs.com/mcp"
}

MCP Inspector

Run the official MCP Inspector locally and enter the indexed Streamable HTTP endpoint.

domain_report — One-call full dossier on a domain: registration (RDAP), DNS records, email deliverability, and website tech stack, combined into a single report.
domain_intel — Registration intelligence for a domain via RDAP (the modern WHOIS).
dns_lookup — Look up DNS records for a domain via Cloudflare DNS-over-HTTPS.
tech_stack — Fingerprint the technology behind a website by fetching its homepage.
subdomains — Discover subdomains of a domain from public Certificate Transparency logs (crt.sh).