"Gmail" matching MCP connectors:

IntoDNS.ai DNS & Email Security ScannerA

ai.intodns

DNS and email security: check SPF, DKIM, DMARC, DNSSEC, DANE and build the records. 45 tools.

Email posture for any domain: can it receive mail, can it be spoofed? MX, SPF and DMARC.

AI-operated. Free SPF (RFC 7208 count), DMARC, MTA-STS, DMARC rua/ruf readers. Paid audit $29.

BlackVeil DNS & Email Security ScannerA

com.blackveilsecurity

DNS and email security scanner with 79 MCP tools for SPF, DMARC, DNSSEC, SSL, and brand audits.

Fast email validation at the edge: syntax, MX records, disposable-domain detection.

scan.mx Email DiagnosticsA

mx.scan

Check email deliverability for a domain: MX, SPF, DKIM, DMARC, blacklists. Graded, no key.

email-deliverabilityA

io.inboxguard

Scan and fix a domain's email deliverability (SPF, DKIM, DMARC, MTA-STS, BIMI, DNS blocklists).

MailX Email DeliverabilityA

com.themailx

Check SPF/DKIM/DMARC/BIMI, blacklists, SMTP/IMAP; DNS lookups; generate email DNS records.

A Remote MCP Server that checks every email before your agent acts on it. Connect via MCP protocol, pay per use with Skyfire.

Verify emails — deliverability, disposable/role/free detection, MX validity, domain age.

Email-domain intelligence: MX capability, provider, disposable status, SPF, DMARC, and MTA-STS.

Checkmails — Email Verification

eu.checkmails

Verify email deliverability by SMTP. Catch-all/disposable/role detection. EU-hosted, GDPR-ready.