Now monitoring 50,000+ domains worldwide

Protect Your Domain
From Email Spoofing

Comprehensive DMARC, SPF, and DKIM monitoring. Get real-time alerts, detailed analytics, and actionable insights to secure your email authentication.

12
Domains Monitored
1.2M
Emails Protected
98.5%
Pass Rate
3
Active Alerts

Everything you need for email security

A complete toolkit to monitor, analyze, and improve your domain's email authentication.

DMARC Monitoring

Parse and visualize DMARC aggregate reports. Track authentication results and policy enforcement across all your sending sources.

SPF Validation

Continuous SPF record monitoring with DNS lookup counting, include tracking, and syntax validation.

DKIM Verification

Automatic DKIM selector discovery and key validation. Monitor multiple selectors across all your email providers.

DNS Monitoring

Real-time monitoring of critical DNS records. Get alerted immediately when records change unexpectedly.

Smart Alerts

Configurable alerts for authentication failures, policy violations, and DNS changes. Never miss a critical event.

Team Collaboration

Invite team members with role-based access. Share dashboards and collaborate on email security.

Start protecting your domain today

Join thousands of companies using MailSentinel to secure their email authentication. Free 14-day trial, no credit card required.