scan.mx Email Diagnostics for ChatGPT

mx.scan/diagnostics

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

client:ChatGPT transport:streamable-http tools:6

Install scan.mx Email Diagnostics in ChatGPT

Settings → Connectors → Advanced → Developer mode

https://api.scan.mx/mcp

Custom connectors are a paid-plan feature and take a remote URL only. ChatGPT cannot run a packaged server locally. ChatGPT docs