internal/

Package checks runs a domain's mail-posture checks and scores them.

Package cli parses mailgrade's arguments and runs a scan.

Package dns is mailgrade's lookup layer.

Package records holds pure parsers for the DNS records a mail-posture scan inspects: SPF, DMARC, DKIM, and the MTA-STS policy.

Package report renders a checks.Report for humans (a graded summary with a status line per check) or for machines (JSON).

Package ui holds mailgrade's terminal styling: ANSI colors that switch off when output is not a terminal, plus the wordmark.