py311-checkdmarc

Python module and command line parser for SPF and DMARC records

checkdmarc is a Python module and command line utility for validating SPF and DMARC DNS records. Features: - API and CLI - Can test multiple domains at once - CLI output in JSON or CSV format - Parses and validates MX, SPF, and DMARC records - Checks for DNSSEC deployment - Lists name servers - Checks for STARTTLS and TLS support on each mail server