MX Verdict

Name: MX Verdict
Author: com.mxverdict

MCP serverMCP

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

by com.mxverdicthomepage ↗v1.0.0

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Observed by Wellknown

Evidence

Everything here was measured by our prober or read from a registry. Nothing is self-reported.

30-day availability34/34 checks ok

when	check	result	http	latency	detail
6 h ago	mcp initialize	ok	200	606 ms	server mxverdict 1.0.0 · protocol 2025-06-18 · 7 tools
12 h ago	mcp initialize	ok	200	87 ms	server mxverdict 1.0.0 · protocol 2025-06-18 · 7 tools
18 h ago	mcp initialize	ok	200	90 ms	server mxverdict 1.0.0 · protocol 2025-06-18 · 7 tools
25 h ago	mcp initialize	ok	200	81 ms	server mxverdict 1.0.0 · protocol 2025-06-18 · 7 tools
32 h ago	mcp initialize	ok	200	74 ms	server mxverdict 1.0.0 · protocol 2025-06-18 · 7 tools
2 d ago	mcp initialize	ok	200	70 ms	server mxverdict 1.0.0 · protocol 2025-06-18 · 7 tools
2 d ago	mcp initialize	ok	200	56 ms	server mxverdict 1.0.0 · protocol 2025-06-18 · 7 tools
2 d ago	mcp initialize	ok	200	64 ms	server mxverdict 1.0.0 · protocol 2025-06-18 · 7 tools
2 d ago	mcp initialize	ok	200	53 ms	server mxverdict 1.0.0 · protocol 2025-06-18 · 7 tools
3 d ago	mcp initialize	ok	200	54 ms	server mxverdict 1.0.0 · protocol 2025-06-18 · 7 tools

Tools observed via MCP handshake

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

Declared by sources

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No long description beyond the summary.

kind Official MCP Registry

name Official MCP Registry

summary Official MCP Registry

version Official MCP Registry

description Official MCP Registry

homepageUrl Official MCP Registry

publisherName Official MCP Registry

Provenance

Where this record came from

Every source is kept verbatim. Field changes are logged as events.

Official MCP Registrycom.mxverdict/mxverdict

first seen 9 d ago · fetched 15 h agoopen ↗

Field history (6 recent events)

9 d ago · declared · summary → "Free, read-only email and DNS checks: SPF, DKIM, DMARC, MX, DNS records, blocklists, domain health."
9 d ago · declared · description → "Free, read-only email and DNS checks: SPF, DKIM, DMARC, MX, DNS records, blocklists, domain health."
9 d ago · declared · publisherName → "com.mxverdict"
9 d ago · declared · homepageUrl → "https://mxverdict.com"
9 d ago · declared · version → "1.0.0"
9 d ago · declared · protocols → ["mcp"]

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Evidence

What the publisher says

Capabilities

Where this record came from