com.mxverdict/mxverdict

up checked 2026-11-11T02:38:07.949Z

Unclaimed · Unverified

Publisher-provided title

MX Verdict

Publisher-provided description

Free, read-only email and DNS checks: SPF, DKIM, DMARC, MX, DNS records, blocklists, domain health.

Summary by lookupd

Checks domain email setup (SPF, DKIM, DMARC, MX), DNS records, and DNS blocklist status using read-only lookups.

Install

Claude Code, remote (streamable-http)

claude mcp add --transport http mxverdict https://mxverdict.com/mcp

Codex, remote (streamable-http)

codex mcp add mxverdict --url https://mxverdict.com/mcp

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

{
  "mcpServers": {
    "mxverdict": {
      "url": "https://mxverdict.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_email_domain Check everything about a domain's email setup in one call: SPF, DMARC, MX, DKIM on common selectors, domain blocklists, MTA-STS, TLS-RPT and BIMI. Use it for a
check_spf Check a domain's SPF record: whether it exists and is valid, how many of the 10 allowed DNS lookups it uses, and how its all mechanism treats mail from servers
check_dkim Check a domain's DKIM public keys in DNS. With a selector (the s= tag of a DKIM-Signature header), checks that selector's key; without one, probes common select
check_dmarc Check a domain's DMARC record: whether it exists and is valid, its policy (none, quarantine or reject), alignment, and where reports are sent.
lookup_mx Look up a domain's MX records (its incoming mail servers), their IP addresses and reverse DNS. DNS only: it does not connect to the mail servers.
dns_lookup Look up DNS records of a name. Type ALL (the default) queries A, AAAA, CNAME, MX, NS, TXT, SOA and CAA; any single type can be asked for. An IP address gives it
check_blacklist Check whether an IP address or a domain is listed on public DNS blocklists (DNSBLs). A domain is checked on domain blocklists only; to check a mail server, give

Shows this live status and links here; updates hourly.

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