com.arc-relay/mcp

up checked 2026-11-11T06:39:53.858Z

Unclaimed · Unverified

Publisher-provided title

ARC-Relay Email

Publisher-provided description

Checks any domain's DMARC, SPF, MX and DKIM setup, scores it 0-100, and ranks the fixes.

Summary by lookupd

Checks a domain's DMARC, SPF, MX and DKIM records, scores email setup 0-100, and lists fixes; also reports relay network stats.

Install

Claude Code, remote (streamable-http)

claude mcp add --transport http mcp https://arc-relay.com/mcp

Codex, remote (streamable-http)

codex mcp add mcp --url https://arc-relay.com/mcp

Cursor, remote (streamable-http) → .cursor/mcp.json

{
  "mcpServers": {
    "mcp": {
      "url": "https://arc-relay.com/mcp"
    }
  }
}

Other clients: docs. Or tell your agent: Set up lookupd for me: read https://lookupd.com/agent.md and follow it.

Publisher-provided text

check_dmarc Check a domain's DMARC, SPF, and MX records. Use this to diagnose email authentication issues.
check_email_health Get a 0-100 email health score for any domain. Checks DMARC, SPF, MX, and DKIM records and returns a letter grade (A+ to F) with actionable recommendations. Use
check_health Check ARC-Relay service health and uptime.
check_spf Validate a domain's SPF record. Shows mechanisms, DNS lookup count, and warns if over the 10-lookup limit.
network_leaderboard View top relay nodes ranked by reputation score. Filter by region.
network_stats Get public relay network statistics — total nodes, active nodes, messages routed, delivery rate, and the average DMARC rate nodes report about themselves (rates

Shows this live status and links here; updates hourly.

[![lookupd status](https://lookupd.com/badge/com.arc-relay/mcp.svg)](https://lookupd.com/servers/com.arc-relay/mcp)