# MailGenius documentation

Research date: 2026-09-02

Documentation coverage: not-retrieved.

Reference index, not a mirror of complete vendor documentation. Retrieved pages do not prove the MCP works.

## What it does

Free/paid email deliverability and spam-testing tool - checks SPF/DKIM/DMARC authentication, scans blacklists, previews inbox rendering across Gmail/Outlook, and scores spam likelihood.

## Access and connection

MCP support: none-found

Access requirements: paid - a whitelabel/API tier exists but requires applying for access (mailgenius.com/api-application), not self-serve signup.

Authentication: n/a

Research checked: 2026-09-02

These details come from catalog research. Check vendor sources for current setup instructions; this is not proof of a tested connection.

## Sources

- https://www.mailgenius.com/
- https://www.mailgenius.com/api-application/
- https://mcp.pipedream.com/app/mailgenius
- https://coldiq.com/tools/mailgenius

## Retrieved pages