DMARCFlow

DMARCFlow checks and monitors how your domain authenticates email, so you can stop spoofing and phishing in your name, fix delivery problems and move to DMARC enforcement with confidence.

FREE EMAIL SECURITY TOOLS – NO ACCOUNT NEEDED
• DMARC Checker – validate your DMARC record, policy and reporting addresses
• SPF Checker – analyse your SPF record, includes and DNS lookups
• DKIM Checker – verify the DKIM public key for your selector
• BIMI Checker – check your BIMI record and brand logo setup
• Deliverability Check – MX, SPF, DKIM and DMARC in one check
• MX Checker – find your mail servers and test reachability and redundancy
• Blacklist Check – see whether a domain or IP address is listed on spam blacklists
• Header Analyser – paste the headers of an email to trace its delivery path, authentication results and spam score

Each check flags problems in plain language. Need it in writing? Request a free PDF report with your security score, every issue found, the full DNS record analysis and step-by-step fix recommendations, sent to your business email.

DMARC MONITORING FOR YOUR DOMAINS
Sign in to turn one-off checks into continuous protection:
• Live compliance dashboard across all your domains
• Detailed DMARC reports – see who sends email as you, and from where
• Real-time alerts on spoofing attempts and misconfigurations
• Geographic map of your email sources
• SPF and DKIM alignment checks

PLANS
• Personal – for individuals protecting their own domain: 1 domain, DMARC report analysis, email alerts and geographic source map
• SMB – for teams managing multiple domains: up to 20 domains, full analytics dashboard, real-time spoofing alerts, alignment checks and priority support

WHO IT'S FOR
IT administrators, managed service providers, email marketers and business owners who want to protect their domain against spoofing and meet the authentication requirements of major mailbox providers.

PRIVACY FIRST
Analytics and crash reporting are strictly opt-in. DMARCFlow follows your system language and supports light and dark mode.