MCP Servers 153

Authenticated email gateway for AI agents — per-agent inboxes, HITL approval, SPF/DKIM verified.

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

Send That Email

io.github.pipeworx-io/send-that-email

A✓Verified

send-that-email MCP — wraps StupidAPIs (requires X-API-Key)

Verify email addresses and clean lists to improve deliverability and sender reputation.

Email Finder API

io.github.Br0ski777/email-finder

A✓Verified

Find email addresses from name and company domain.

Verify email addresses in real time and find business email addresses with live mailbox checks.

YouTube Email Finder

io.github.mcp-dir/youtube_email-mcp

A✓Verified

Find the contact email of YouTube channels from the link, the @handle or the channel_id.

Plain-English people search with verified work emails, email verification and LinkedIn lookup.

Email CheckNew

io.github.Dawaxwx/email-check

B✓Verified

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

Could Have Been Email

io.github.pipeworx-io/could-have-been-email

B✓Verified

could-have-been-email MCP — wraps StupidAPIs (requires X-API-Key)

Email Send API

io.github.Br0ski777/email-send

A✓Verified

Send emails programmatically via Resend.

Disposable test mailboxes on a real domain: send, receive and assert on real email.

Regex matching, email/URL format validation, and JSON Schema validation.

Email Deliverability Audit API

io.github.Br0ski777/email-deliverability

A✓Verified

Audit email domain deliverability: SPF, DKIM, DMARC, MX.

Email Verification API

io.github.Br0ski777/email-verification

A✓Verified

Verify emails: syntax, MX records, disposable detection, quality score 0-100.

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

Email ValidatorNew

io.github.ryuamarines/email-validator

B✓Verified

Validates email syntax and MX records.

Email Verification MCP

io.github.FoundryNet/email-verify-mcp

A✓Verified

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

MAILTYPE — Email Domain Capability Intelligence

io.github.GSterlingPress/mailtype

B✓Verified

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

emailverifier.dev

io.github.usamaejaz/emailverifier

B✓Verified

Verify emails and domains for routing, disposable providers, role accounts, and SMTP risk.

Verify the email instantly: Identify the spam email while authenticating your users.

Email verification for AI agents — verify, clean & validate emails; self-onboard + crypto pay

Manage lists, contacts and campaigns, and read campaign performance reports on EmailOctopus.

Stateful email for AI agents — read inboxes, reply in-thread, draft with approval.