Search: dmarc
Search MCP servers and agent skills by name, description, category or topic — 8 results.
RoscoNL/intodns-mcp-server
Free DNS and email security scanner for AI assistants. DNS, SPF, DKIM, DMARC, DNSSEC, MTA-STS, BIMI, TLS/STARTTLS, FCrDNS, CAA, TLSA/DANE, blacklist and full-deliverability checks, plus security-header/CSP analysis and bookmarkable report snapshots, via the IntoDNS.ai API. No signup or API key. `npx intodns-mcp`
mambalabsdev/mcp-domain-deliverability-checker
Audits a domain email deliverability: SPF, DKIM, DMARC, MX, mail provider, DNS blacklist, catch-all, and domain age, returning a 0-100 health score via an Apify actor.
oso95/domain-suite-mcp
Full domain lifecycle management: availability checking (zero config), registration, DNS, SSL, email auth (SPF/DKIM/DMARC), and WHOIS across Porkbun, Namecheap, GoDaddy, and Cloudflare. 21 tools.
OksigeniaSL/checker-mcp
Domain security & privacy checker: 17 live checks (SPF, DMARC, DKIM, DNSSEC, TLS, CAA, security headers) scored 0-100 with remediation. Local-first, zero telemetry. In the official MCP Registry as `com.oksigenia/checker-mcp`; npm `@oksigenia/checker-mcp`.
Davison-Francis/min8t-sdks
`@deliveriq/mcp` — email-deliverability tools for AI agents. 12 tools: single + batch verification, email finder, DNSBL across 50 zones, SPF/DKIM/DMARC/MTA-STS/BIMI infrastructure analysis, spam-trap scoring on 13 weighted signals, composite domain trust report, account credits. 5-stage / 21-check pipeline under the hood. Free tier, no card. Install: `npx -y @deliveriq/mcp`.
live-direct-marketing/ldm-inbox-check-mcp
Email inbox placement testing across Gmail, Outlook, Yahoo, Mail.ru and Yandex. Create a test, get seed addresses, see per-provider placement (Inbox/Spam/Promotions), SPF/DKIM/DMARC verdicts, and screenshots. Install: `npx -y ldm-inbox-check-mcp`.
node-man/dechonet-mcp
Domain security reconnaissance for AI agents. 13 tools — DNS + DNSSEC, SSL/TLS chain & grade, HTTP security headers, SPF/DKIM/DMARC email auth, TCP port scan, ASN, RDAP/WHOIS — plus a one-shot `security_scan` returning a 0-100 Health Score (A–F). Free, no API key. `npx -y dechonet-mcp`
Jambozx/onlinecybertools-mcp-server
280+ free developer & security tools as MCP tools — encoders/decoders, hashes (MD5/SHA/HMAC/bcrypt/argon2/scrypt), JWT decoder, regex tester, JSON/YAML/XML formatters, network diagnostics (ping/traceroute/dig/whois/SSL/SPF/DMARC), OSINT (IP geo, EXIF, vendor lookups), and more. Proxies to the public API at onlinecybertools.com — no auth required. Published to npm with SLSA v1 provenance.