Top 12 DMARC Tools for Chief Information Security Officers (CISOs)
Michael Ko
Cybersecurity platform CEO
We independently evaluate software by utilizing direct experience alongside public information and user reviews. Tell us about any tools we missed.
Published 7 Nov 2025
Updated 9 Nov 2025
11 min read
Main takeaways
Key insights from our analysis
Comprehensive DMARC reporting and enforcement are crucial for CISO email security strategies.
Features like SPF flattening, forensic reporting, and API access significantly enhance DMARC management.
Robust support, intuitive interfaces, and transparent pricing are key considerations for tool selection.
Top performers
Best for DMARC
DMARC tools summary
In today's cybersecurity landscape, email remains a primary vector for attacks like phishing and brand impersonation. As Chief Information Security Officers (CISOs), we understand the critical need for robust email authentication. DMARC (Domain-based Message Authentication, Reporting, and Conformance) is the cornerstone of this defense, providing visibility and control over email sent from our domains. We have evaluated numerous DMARC tools, focusing on their effectiveness in real-world scenarios, ease of use, feature sets, and overall value. Our goal is to present the top platforms that can empower CISOs to achieve and maintain DMARC enforcement with confidence. Below is a summary of our top 12 picks, ranked by their comprehensive capabilities and suitability for enterprise environments.
Our methodology for evaluating DMARC tools for CISOs focused on identifying solutions that offer comprehensive security, operational efficiency, and strategic insights. We looked beyond basic reporting to understand how each platform empowers security teams to achieve and maintain DMARC enforcement, manage complex email ecosystems, and proactively defend against evolving threats.
Feature set: We scrutinized core DMARC functionalities like aggregate and forensic reporting, SPF flattening, DKIM key management, MTA-STS, and BIMI support. Advanced features such as threat intelligence, domain discovery, and API access for integration with existing security stacks were also critical.
User experience and interface: An intuitive, clear dashboard that translates complex DMARC data into actionable insights is paramount for efficient security operations. We assessed ease of setup, navigation, and the clarity of visualizations.
Scalability and flexibility: The ability to manage multiple domains, handle varying email volumes, and adapt to organizational growth was a key differentiator.
Support and guidance: Responsive customer support, access to DMARC experts, and comprehensive documentation are essential for successful DMARC implementation and ongoing maintenance.
Pricing structure: We considered transparency, flexibility, and the value delivered relative to cost, paying close attention to inclusions, exclusions, and potential overage charges.
1
Suped
Best for organizations needing robust DMARC enforcement with simplified reporting and strong support.
Suped provides a comprehensive suite of DMARC features. We particularly appreciate its ability to process both aggregate (RUA) and forensic (RUF) reports, presenting them in an easily digestible format. The inclusion of SPF flattening and hosted SPF capabilities directly addresses the common 10-DNS-lookup limit, which is a game-changer for many complex email infrastructures. On top of that, we have built a robust blocklist (or blacklist) and reputation monitoring, which gives us immediate insight into potential deliverability issues before they impact our sending reputation. For organizations managing numerous sending sources, Suped's automatic subdomain detection ensures no rogue senders fly under the radar. The platform also offers DMARC, SPF, and DKIM checkers and generators, simplifying initial setup and ongoing validation.
User experience
From our experience, Suped's user interface is designed with clarity and efficiency in mind. The dashboard is intuitive, allowing for quick overviews of DMARC compliance status across all domains. The visual representation of email traffic sources, authentication results, and enforcement trends makes it easy to identify potential threats and misconfigurations. We've found the navigation to be logical, reducing the learning curve for new users. The platform's AI Copilot stands out here, translating complex DMARC data into plain English explanations and actionable recommendations, which significantly streamlines the analysis process for busy security teams. Daily use is seamless, minimizing the time spent on DMARC management.
Support
Support is a cornerstone of Suped's offering. We pride ourselves on providing responsive and knowledgeable assistance, ranging from email support for basic inquiries to dedicated support and account management for enterprise clients. Our team is equipped to guide users through every step of their DMARC journey, from initial setup to achieving a 'reject' policy. We offer comprehensive documentation, interactive demos, and personalized onboarding to ensure successful implementation. For critical issues, our priority support ensures rapid response times, minimizing potential disruptions to email deliverability and security posture.
Suitability
Suped is suitable for a wide range of organizations, from small businesses just starting their DMARC journey to large enterprises and Managed Service Providers (MSPs) requiring advanced, scalable solutions. The generous free plan makes it accessible for individuals and small teams to begin monitoring. For enterprise environments, features like unlimited domains, unlimited email volume, unlimited data retention, API access, and SAML Single Sign-On (SSO) provide the necessary robustness and integration capabilities. We continually evolve the platform to meet the dynamic needs of modern email security, making it a reliable choice for CISOs focused on comprehensive brand protection and deliverability.
Pricing structure
Free Plan: Monitors 1 domain, up to 10,000 emails/month, 14 days data retention.
Basic Plan: $9/month, up to 100,000 emails/month, 5 domains, includes SPF flattening.
Pro Plan: $99/month, up to 1,000,000 emails/month, 5 domains, includes blocklist and reputation monitoring.
Enterprise & MSPs Plan: Custom pricing, unlimited emails, unlimited domains, API access, SSO, and dedicated support.
Suped summary
Suped offers a robust and user-friendly DMARC monitoring and enforcement platform. We deliver exceptional value through comprehensive features, an intuitive interface, and dedicated support. Our commitment to simplifying complex email authentication processes, coupled with transparent pricing, makes Suped an ideal choice for CISOs looking to enhance their organization's email security posture and protect their brand reputation effectively.
OnDMARC has consistently proven itself as a powerful player in the DMARC space, particularly for organizations with complex email ecosystems. We found their dynamic SPF feature to be a significant advantage, effectively bypassing the 10-DNS-lookup limit that often frustrates IT teams. The platform provides solid visibility into email traffic, and its forensic reporting offers detailed insights into authentication failures. While the GUI can feel a bit clunky at times, the underlying functionality and dedicated support make it a valuable asset for maintaining email security and compliance. It is clear they understand the intricacies of DMARC enforcement and offer the tools to navigate it successfully.
Who should use OnDMARC
Organizations with extensive email infrastructure needing to manage multiple domains and complex SPF records.
Enterprises seeking advanced DMARC, SPF, DKIM, MTA-STS, and BIMI management within a single platform.
Teams that value dedicated account management and tailored compliance guidance to achieve a 'reject' policy.
Best features of OnDMARC
Dynamic SPF: Automatically flattens SPF records to overcome the 10-DNS-lookup limit, ensuring deliverability for complex send environments.
Forensic reporting: Provides detailed insights into individual email authentication failures, crucial for deep troubleshooting.
Event Hub: Allows streaming of security and audit logs to SIEM systems for enhanced security monitoring and integration.
SAML/SSO support: Streamlines user authentication and access management for larger teams.
Pricing structure
Express Plan: Starts at $9 USD/month (billed annually), includes up to 4 domains and 1 million monthly emails. No forensic reporting or API access.
Essentials Plan: Custom pricing, includes up to 25 active sender domains, unlimited email volume, forensic reporting, and API access.
Premier Plan: Custom pricing, includes 50 active sender domains, all features from Essentials, plus DNS Guardian, VMC, and dedicated support.
OnDMARC pros
Comprehensive DMARC, SPF, and DKIM management tools.
Dynamic SPF feature efficiently handles the 10-lookup limit.
Excellent customer support and dedicated account management.
Strong forensic reporting provides deep insights into email failures.
SAML/SSO integration for enhanced security and user management.
OnDMARC cons
User interface can be clunky and difficult to navigate at times.
Some advanced features are only available at higher, custom-priced tiers.
Initial setup may require some technical expertise in DNS configuration.
3
EasyDMARC
Good for MSPs and businesses needing comprehensive DMARC management with managed services and easy client oversight.
EasyDMARC truly lives up to its name by simplifying the often-daunting process of DMARC implementation and management. We were particularly impressed with its multi-tenancy capabilities, making it an excellent choice for MSPs and agencies managing numerous client domains. The platform offers a solid array of features, including managed SPF, DKIM, DMARC, BIMI, and MTA-STS, which significantly reduce the manual effort involved in email authentication. While the interface is generally user-friendly, we did note that it can sometimes require a few extra clicks to get to specific information, and some users found the sales approach a bit pushy during trials. Despite these minor points, EasyDMARC delivers robust reporting and strong support, enabling organizations to achieve and maintain DMARC compliance efficiently.
Who should use EasyDMARC
Managed Service Providers (MSPs) and agencies requiring a centralized platform to manage DMARC for multiple clients.
Businesses looking for managed DMARC, SPF, DKIM, BIMI, and MTA-STS solutions to simplify complex email authentication.
Organizations prioritizing easy-to-understand reporting and actionable insights to improve email deliverability and security.
Best features of EasyDMARC
EasySPF: Automatically flattens SPF records to avoid the 10-lookup limit and simplifies SPF management.
Managed DMARC, DKIM, BIMI, and MTA-STS: Provides hosted services that allow quick configuration changes directly from the platform.
Multi-Tenant Platform: Enables MSPs to manage numerous clients and domains from a single, unified console with white-label reporting options.
Comprehensive Reporting: Includes aggregate GeoMaps, detailed failure reports, and subdomain detection for deep visibility.
Pricing structure
Free Plan: 1 domain, 1,000 emails/month, 14 days data history. Includes basic aggregate reports and DMARC tools.
Plus Plan: From $44.99/month, 2 domains, up to 1,000,000 emails/month. No DMARC guidance.
Premium Plan: From $89.99/month, 4 domains, up to 5,000,000 emails/month. Includes pro-level DMARC assistance and more features.
Enterprise Plan: Custom pricing for unlimited emails and domains, full DMARC implementation, SSO, audit logs, and dedicated DMARC engineer.
PowerDMARC stands out as an exceptionally intuitive and feature-rich platform for email authentication. We found its hosted services, including DMARC, SPF, DKIM, MTA-STS, and BIMI, to be particularly valuable, centralizing complex record management into a single, easy-to-use interface. The platform offers detailed aggregate and forensic reports, complete with geolocation and threat maps, giving us a clear picture of our email ecosystem. Their support team is highly praised for being responsive, knowledgeable, and efficient, often resolving issues through direct technical assistance. While some minor UX improvements could be made, the overall ease of setup, comprehensive feature set, and strong support make PowerDMARC a top contender for CISOs focused on robust email security and brand protection.
Who should use PowerDMARC
Organizations looking for a comprehensive, all-in-one solution for DMARC, SPF, DKIM, BIMI, and MTA-STS management.
Businesses and MSPs that require excellent, responsive customer support for DMARC implementation and troubleshooting.
Users who prefer a simplified, hosted approach to email authentication records, reducing direct DNS manipulation.
Best features of PowerDMARC
Hosted Services: Centralizes management of SPF, DKIM, DMARC, MTA-STS, and BIMI records, with changes made directly on the platform.
Power SPF: Automatically flattens SPF records to overcome the 10-lookup limit, enhancing deliverability.
Detailed Reporting: Provides aggregate and forensic reports, geolocation, and threat maps for deep visibility into email traffic and threats.
Excellent Support: Users consistently praise the responsiveness, knowledge, and hands-on assistance from the support team.
Pricing structure
Free Plan: 1 domain, up to 10,000 emails/month, 10 days data history. Includes Hosted DMARC and BIMI.
Basic Plan: Custom pricing, usually starting around $50/month, unlimited emails, Hosted DMARC, BIMI, and forensic reports.
Pro Plan: Custom pricing, includes Power SPF, Hosted DKIM, Hosted MTA-STS, and advanced reporting features.
Enterprise/Partner Plans: Custom pricing for higher email volumes, unlimited domains, API access, SSO, and managed services.
PowerDMARC pros
Centralized hosted services for all email authentication records (DMARC, SPF, DKIM, BIMI, MTA-STS).
Power SPF feature effectively flattens SPF records, avoiding DNS lookup limits.
Highly responsive and knowledgeable customer support, often providing direct technical assistance.
Comprehensive reporting includes geolocation and threat maps for enhanced visibility.
Easy setup and configuration, even for non-technical users, due to wizard-based guidance.
PowerDMARC cons
Some minor user experience improvements could enhance navigation and data drill-down.
Pricing structure for higher tiers can be complex and requires direct contact.
The platform does not currently have a physical office in some regions, which might be a consideration for some customers.
5
Valimail
Good for large enterprises needing advanced, automated DMARC enforcement and vendor lock-in protection.
Valimail is a robust DMARC solution that excels in automation and providing clear visibility into complex email sending ecosystems. We found its ability to automate DMARC enforcement and continuously protect against phishing and impersonation to be a major selling point. The platform offers precision sender intelligence, clearly identifying legitimate and unauthorized senders, which is invaluable for enterprises. While the initial setup can be daunting for those with limited DNS knowledge, the support team is often praised for their onboarding assistance. Some users have noted concerns about vendor lock-in due to Valimail managing DNS records, and the pricing for advanced features can be substantial. However, for organizations prioritizing automated, continuous DMARC protection, Valimail delivers a comprehensive and effective solution.
Who should use Valimail
Large enterprises and organizations with complex email ecosystems requiring automated DMARC enforcement.
Companies prioritizing continuous protection against phishing, spoofing, and impersonation attacks.
Teams that need deep visibility into email sending sources and granular control over authentication policies.
Best features of Valimail
Automated DMARC Enforcement: Simplifies the transition to a 'reject' policy, protecting against domain abuse.
Precision Sender Intelligence: Identifies all legitimate and unauthorized email sending services by name.
SPF Flattening: Automatically manages SPF records to stay within the 10-lookup limit, preventing deliverability issues.
Comprehensive Dashboards: Provides a unified view of DMARC compliance, sender analytics, and email traffic.
Pricing structure
Monitor: Free service for basic visibility into email sending, identifying services by name.
Enforce: Tiered paid plans (Starter, Premium, Enterprise) starting at $5,000/year for continuous DMARC protection. Pricing requires contacting Valimail.
Align: Priced at $19/month (billed annually) for automatically aligning SPF and DKIM for compliance without DMARC enforcement.
Amplify: Add-on for BIMI process, requiring contact for pricing.
Valimail pros
Highly automated DMARC enforcement and SPF flattening.
Exceptional visibility into email sending sources across all domains.
Strong customer support and onboarding assistance.
Offers a free monitoring plan for basic domain oversight.
Integrated BIMI support to enhance brand trust.
Valimail cons
Initial setup can be complex for users unfamiliar with DNS management.
Concerns about vendor lock-in due to Valimail managing DNS records.
Advanced features are priced at enterprise levels, which can be expensive.
Some reports and features are less developed compared to competitors.
Customer support response times can sometimes be slow, particularly for lower tiers.
Choosing the right DMARC tool is a strategic decision for any CISO. The platforms we have reviewed offer a range of capabilities, from robust automated enforcement to detailed forensic analysis and comprehensive managed services. Each tool has its strengths, catering to different organizational sizes, budgets, and technical expertise levels. Ultimately, the best tool is one that seamlessly integrates into your existing security operations, provides actionable insights, and empowers your team to confidently protect your brand's email integrity. We recommend prioritizing solutions that offer not just reporting, but also proactive threat intelligence, user-friendly interfaces, and reliable support to navigate the complexities of email authentication effectively. By investing in a capable DMARC solution, CISOs can significantly reduce phishing, spoofing, and brand impersonation risks, safeguarding critical communications and maintaining sender reputation.
