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.

Checks a domain's Office 365 DNS records for correctness.

This Script checks diffrent DNS Records about a Domain - mostly about Mailsecurity Settings. Most of the Querys are simple DNS Querys (NS, MX, SPF, DKIM, DMARC, BIMI, MTA-STS, TLSRPT). The Script uses also DNS over HTTP for several checks (ZoneSigned, TLSA Record for DANE) and Decentralized Identifiers (DID), Model Context Protocol (MCP). Also some... More info

Explains a domain's email DNS records, including MX, SPF, DKIM, DMARC, and more.

Test DNS resolution, measure query times, and validate DNSSEC — Part of the Dargslan Windows Admin Tools collection. More at https://dargslan.com

Audit Windows DNS Server health: zones, scavenging, recursion, root hints, forwarders. JSON / HTML report.

Windows DNS security audit toolkit — DNSSEC validation, DNS-over-HTTPS, DNS cache poisoning defense, and resolver hardening