PowerShell email toolkit for SMTP, IMAP, POP3, Microsoft Graph, Gmail, SendGrid, Mailgun, and Amazon SES, with message-file, PST/OST archive, signing, and encryption workflows.

NetCmdlets 2020 - PowerShell Cmdlets for Internet Communications, Messaging & Network Management.

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

A PowerShell wrapper for the MxToolBox REST API

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.

Query MX record and create reports which can also be sent by email

DNSTools are a set of tools created by talkingbytes.co.uk for querying MX, SPF, DMARC records for email domains. Adds commands get-mx, get-SPF, Get-DMARC and DNSTools.

Performs a comprehensive DNS audit of mail-related records (MX, NS, SPF, DMARC, DKIM, BIMI, MTA-STS, TLS-RPT) for a domain, email address, or URL. Includes FCrDNS (PTR) validation on the primary MX host, DKIM selector auto-discovery, TXT/CNAME/BOTH record-type modes, pipeline/bulk input, and CSV/JSON export. Runs on Windows (Resolve-DnsName) and Li... More info

EmailDnsAudit scans domains for MX, SPF, DMARC, and DKIM records and generates reports.

Official PowerShell client for DNS Robot (dnsrobot.net) — DNS lookups, WHOIS queries, SSL certificate checks, SPF/DKIM/DMARC validation, MX/NS lookups, IP geolocation, HTTP headers analysis, and port checking. 53 free online DNS and network tools. Zero external dependencies.

Check DNS client configuration and resolver health — Part of the Dargslan Windows Admin Tools collection. More at https://dargslan.com

Email deliverability diagnostics for any domain - SPF, DKIM, DMARC, MX, PTR, and blacklist sweep (41 lists).