deliverability-doctor

Name: deliverability-doctor
Author: Integrity-Os

MCP serverMCP

Check if a domain can be email-spoofed: SPF, DMARC, DKIM, MX graded from public DNS. Authless.

by Integrity-Osrepository ↗v1.0.2

Is this yours?

This record is unclaimed

Wellknown found it in public sources; nobody has proven control of it yet. Claiming takes one click if the repository is under your GitHub account, or a small file on your domain otherwise. Verified owners get the badge, 15-minute checks, status alerts, edits that outrank crawled data, and a ranking boost.

Agents can do it too: POST https://wellknown.network/api/v1/claims with {"agent":"deliverability-doctor","method":"well_known_file"} — machine-readable steps at claim.json, guide at /docs/claim.

Claim this record

Observed by Wellknown

Evidence

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

30-day availability109/109 checks ok

when	check	result	http	latency	detail
37 min ago	mcp initialize	ok	200	10 ms	server deliverability-doctor 1.0.0 · protocol 2025-06-18 · 2 tools
7 h ago	mcp initialize	ok	200	21 ms	server deliverability-doctor 1.0.0 · protocol 2025-06-18 · 2 tools
13 h ago	mcp initialize	ok	200	12 ms	server deliverability-doctor 1.0.0 · protocol 2025-06-18 · 2 tools
20 h ago	mcp initialize	ok	200	15 ms	server deliverability-doctor 1.0.0 · protocol 2025-06-18 · 2 tools
26 h ago	mcp initialize	ok	200	10 ms	server deliverability-doctor 1.0.0 · protocol 2025-06-18 · 2 tools
33 h ago	mcp initialize	ok	200	87 ms	server deliverability-doctor 1.0.0 · protocol 2025-06-18 · 2 tools
2 d ago	mcp initialize	ok	200	19 ms	server deliverability-doctor 1.0.0 · protocol 2025-06-18 · 2 tools
2 d ago	mcp initialize	ok	200	13 ms	server deliverability-doctor 1.0.0 · protocol 2025-06-18 · 2 tools
2 d ago	mcp initialize	ok	200	22 ms	server deliverability-doctor 1.0.0 · protocol 2025-06-18 · 2 tools
2 d ago	mcp initialize	ok	200	16 ms	server deliverability-doctor 1.0.0 · protocol 2025-06-18 · 2 tools

Tools observed via MCP handshake

check_email_security — Checks whether a domain can be email-spoofed, using public DNS only. Verifies SPF (including the RFC 7208 multiple-record permerror), DMARC policy and reporting
compare_email_security — Runs the email-security check on 2–5 domains and returns a comparison table with per-domain grades. Useful for checking your domain against competitors.

Declared by sources

What the publisher says

Attributed to the source that supplied each field. Treated as claims, not facts.

No long description beyond the summary.

kind Official MCP Registry

name Official MCP Registry

repoUrl Official MCP Registry

summary Official MCP Registry

version Official MCP Registry

description 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 Registryio.github.Integrity-Os/deliverability-doctor

first seen 1 mo ago · fetched 3 h agoopen ↗

Field history (6 recent events)

1 mo ago · declared · summary → "Check if a domain can be email-spoofed: SPF, DMARC, DKIM, MX graded from public DNS. Authless."
1 mo ago · declared · description → "Check if a domain can be email-spoofed: SPF, DMARC, DKIM, MX graded from public DNS. Authless."
1 mo ago · declared · publisherName → "Integrity-Os"
1 mo ago · declared · repoUrl → "https://github.com/Integrity-Os/deliverability-doctor"
1 mo ago · declared · version → "1.0.2"
1 mo ago · declared · protocols → ["mcp"]

This record is unclaimed

Evidence

What the publisher says

Capabilities

Where this record came from