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Your Digital Signet Ring

MXSignet continuously validates your email security posture with deep MX and DNS security checks and real-time monitoring of over 100 industry standard and premium blacklist providers.

DNS Record Validation
Continuous Monitoring
Blacklist Monitoring
MXSignet Email Security Dashboard

Comprehensive Email Infrastructure Protection

Eliminate email security blind spots with continuous validation and monitoring. MXSignet provides real-time assurance that critical email authentication and transport controls remain properly configured and secure.

Deep Security Validation

Comprehensive MX and DNS security checks including SPF, DMARC with DKIM alignment inference, and DNSSEC validation.

Continuous Monitoring

Ensure your email infrastructure security posture is always current and validated with automated scanning that is constantly checking for issues.

Change-Aware Alerting

Intelligent notifications only when record changes occur, such as DMARC policy shifts, avoiding alert fatigue from unchanged configurations.

Domain Auto-Discovery

Automatically inventories primary and secondary domains from company profiles with zero-touch onboarding and no additional credentials required.

Blacklist Monitoring

Identify potential compromises and malicious activity by tracking your email infrastructure against over 100 industry standard and premium blacklist providers.

Baseline & Drift Tracking

Establishes clean security baselines on first run and tracks configuration drift with structured diffs and historical snapshots for compliance.

CulperIQ® Meridian Modules

Comprehensive Security Operations

Advanced modules designed to streamline vulnerability management, dark web monitoring, email security, assessment tracking, and security operations.

All part of the CulperIQ® Unified Security Platform.

Featured Module

MXSignet

Brings always-on email infrastructure assurance to Meridian. Continuously inventories each customer's primary and secondary domains, then performs deep MX and DNS security checks and blacklist monitoring. Gain real-time assurance that critical email authentication and transport controls are properly configured, reducing the likelihood of attackers impersonating your company.

Continuous Email Security Monitoring

MXSignet establishes a clean baseline of every record on first run and tracks drift with structured diffs and historical snapshots. When any record addition, removal, or policy change is detected, it immediately pushes contextual notifications to appropriate users, avoiding noisy re-alerts for unchanged data while providing actionable remediation insights.

Continuous Validation

Establishes clean baselines and tracks drift with structured diffs and historical snapshots

Change-Aware Alerting

Immediate contextual notifications for record changes, avoiding noisy re-alerts

Blacklist Monitoring

Tracks and alerts on your domains, checking over 100 industry standard and premium blacklist providers

Zero-Touch Onboarding

Domains auto-discovered from company profile with no additional sensors or credentials required

CulperIQ®

The Unified Security Platform - protecting, monitoring, and managing your organization's security and compliance.

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