PowerShell module for checking SPF, DKIM, and DMARC records for one or multiple domains. This module also checks for the existence of MTA-STS and whether DNSSEC is configured. This module supports Windows, Linux, and macOS platforms with PowerShell Core.

Performs DNS lookups for mail-related records (A, MX, NS, SPF, DMARC, DKIM) on a given domain, email address, or URL. Supports TXT, CNAME, and BOTH record types, DKIM auto-discovery, pipeline/bulk input, and CSV/JSON export.