Inbox Check vs mailx-tools

Tests email inbox placement across Gmail, Outlook, Yahoo, and more with SPF, DKIM, and DMARC analysis.

Mailx Tools is an MCP server that gives AI agents a complete email-deliverability diagnostics toolkit. Verify your domain's ▎ SPF, DKIM, DMARC, and BIMI configuration, look up any DNS record type (MX, CNAME, TXT, PTR), check blacklists, test SMTP and ▎ IMAP servers, and auto-generate SPF and DM

MCP Servers

MCP Servers

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