DMARCguard

The product is a SaaS dashboard for email authentication that monitors SPF, DKIM, DMARC and six additional protocols, diagnoses configuration failures, and helps prove compliance with requirements such as PCI DSS 4.0 and NIS2. It is for IT, operations and marketing roles in businesses that send email and need to prevent domain spoofing and meet mailbox provider requirements. It is delivered as a cloud platform with a free tier and 47 diagnostic tools covering DMARC, SPF, DKIM, ARC, TLS-RPT, MTA-STS, DANE, BIMI and related checks.

Key features

• DMARC checker and generator
• DMARC report analyzer
• DMARC failure diagnoser
• SPF checker and generator
• SPF flattener
• SPF syntax inspector
• SPF macro debugger
• DKIM checker and generator
• DKIM CNAME validator
• ARC readiness checker
• ARC chain analyzer
• TLS-RPT checker and generator
• TLS-RPT report analyzer
• MTA-STS checker and generator
• DANE checker and generator
• BIMI checker and generator
• ARF forensic checker and report analyzer
• NIS2 readiness scorecard
• PCI DSS compliance checker
• Domain health check
• Email header analyzer
• DNS lookup tools
• Blacklist check
• Open relay tester