BrandPostbox Consultancy Services
2 servers on Claude and Official MCP Registry. Joined by verified domain evidence, never by name.
postboxservices.com
Postbox Services: Email Deliverability & Security Tools
postbox
Ask your AI: is my domain or IP blacklisted? Run a spam test, check SPF/DKIM/DMARC, grade spoofing, trace redirects, look up domain age & W…
Listed on Claude
postbox-tools
postboxservices
Free email checks: 24 blacklists, spoofing/BEC grade, redirect tracing, email spam test, WHOIS.
analyze_emlcheck_blacklistcheck_spoofability+5Listed on MCP Registry
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