Best DMARC vendors for US and Canadian organizations

Executive summary: North American organizations face mounting DMARC pressure from CISA mandates, Canadian federal requirements, and inbox provider enforcement. This guide compares the top DMARC vendors serving US and Canadian markets, with Red Sift OnDMARC leading for fastest enforcement timelines and enterprise-ready support.

Key takeaways:

• CISA BOD 18-01 and BOD 25-01 require federal agencies to enforce DMARC at p=reject
• Canadian federal departments must implement DMARC with reports sent to the Canadian Centre for Cyber Security
• Microsoft, Google, and Yahoo enforce DMARC requirements for bulk senders (5,000+ daily emails)
• Red Sift OnDMARC achieves enforcement in 6-8 weeks vs 12-20 weeks for most competitors
• Dynamic SPF technology is critical for North American enterprises with complex sending infrastructures

North America faces a unique regulatory environment for email authentication. Unlike regions with single oversight bodies, US and Canadian organizations must navigate federal mandates, industry regulations, and inbox provider requirements simultaneously.

CISA BOD 18-01 requires all federal civilian executive branch agencies to:

• Implement DMARC with p=reject on all second-level domains [1]
• Configure STARTTLS on all internet-facing mail servers
• Send aggregate reports to CISA's National Cybersecurity and Communications Integration Center

CISA BOD 25-01 (Secure Cloud Business Applications) extends these requirements to Microsoft 365 and Google Workspace configurations, requiring DMARC enforcement as part of the SCuBA baseline [2].

FedRAMP requirements mandate DMARC for any cloud service provider sending email on behalf of federal agencies. Non-compliance can block FedRAMP authorization.

The Canadian government mandates DMARC for federal departments with specific requirements:

• Implementation of p=quarantine or p=reject policies
• Aggregate reports sent to dmarc@cyber.gc.ca (Canadian Centre for Cyber Security)
• SPF authorization for all sending IP addresses
• DKIM signatures on all outbound messages [3] [4]

Beyond government mandates:

• PCI DSS 4.0 strongly recommends DMARC for organizations handling payment card data
• Microsoft, Google, and Yahoo require DMARC for bulk senders (5,000+ emails daily)
• Cyber insurance providers increasingly require DMARC enforcement for coverage

Best for: Enterprise and mid-market organizations needing rapid enforcement with dedicated support

Red Sift is a global cybersecurity company with dedicated support in North America, UK, Spain, France, Germany and more. The company serves major North American brands including ZoomInfo, New England Biolabs, and Options IT [5].

• 6-8 week enforcement timeline: While competitors average 12-20 weeks, Red Sift OnDMARC customers reach p=reject in 6-8 weeks. ZoomInfo achieved enforcement across all domains in just 16 weeks, eliminating shadow IT risks while scaling their email infrastructure [6].
• Dynamic SPF without macros: This is where Red Sift separates from competitors. The platform's Dynamic SPF uses a smart include statement that combines all authorised services at query time. Unlike macro-based approaches, this works with legacy receiving infrastructure that doesn't support DNS macros. Kevin Hopkinson, Zoominfo notes "Dynamic SPF allows ZoomInfo to overcome the SPF 10 lookup limit so easily. It's not a macro-based solution, so there are no issues with legacy gateways rejecting our emails."[6]
• US-based customer success: Red Sift maintains North American offices with dedicated customer success managers. New England Biolabs reached full compliance in 12 weeks with hands-on support from the Red Sift team [7].

• Investigate tool: Free email authentication testing that validates SPF, DKIM, and DMARC configuration before making DNS changes. Pipedrive used this to identify and authenticate over 1,500 email senders across their global infrastructure [5].
• DNS Guardian: The only DMARC platform with built-in protection against SubdoMailing and dangling DNS attacks. This matters for large North American enterprises managing hundreds of subdomains.
• Integrated BIMI provisioning: Once at p=reject, organizations can display verified brand logos in supported email clients. OnDMARC includes VMC provisioning to streamline BIMI adoption.
• Red Sift Radar: Security teams can now find and fix issues 10x faster, thanks to Red Sift’s AI-powered Radar, as standard with Red Sift OnDMARC.

Red Sift OnDMARC supports North American compliance requirements:

• CISA BOD 18-01 and 25-01 reporting compatibility
• Canadian federal DMARC report forwarding
• FedRAMP-compatible deployment options
• PCI DSS 4.0 documentation support

Contact Red Sift sales for North American enterprise pricing. Free domain assessment available through the Investigate tool with OnDMARC Express starting at $9/month.

Best for: Organizations wanting free monitoring before committing to paid enforcement

Valimail is a San Francisco-based company with a formal Microsoft partnership, making free DMARC monitoring available to all Microsoft 365 users.

• Free Valimail Monitor: Unlimited email volume monitoring at no cost. The platform digests DMARC aggregate reports and shows who's sending as your domain.
• Microsoft partnership: Valimail is a Microsoft Intelligent Security Association member with native Microsoft 365 integration.
• US-headquartered: Based in San Francisco with US-based support for enterprise customers.

• Free tier is monitoring only: Monitor shows you problems but doesn't help you fix them. Valimail Enforce (needed for policy progression and actual enforcement) requires custom enterprise pricing, and the sales process can be lengthy.
• Macro-based Instant SPF: Valimail's SPF solution relies on DNS macros. Many legacy email systems, particularly in manufacturing, healthcare, and government, don't support macros properly. This can cause silent authentication failures for organizations with complex partner ecosystems.
• Significantly longer enforcement timelines: Valimail's own comparison claims 45 days median time to enforcement, but industry data suggests 12-16 weeks is more typical for enterprise deployments. That's roughly double Red Sift's 6-8 week timeline.
• Limited forensic detail on free tier: The free tier doesn't explain why DMARC failures occur, only that they happened. Users frequently report needing to add dmarcian or other tools just to troubleshoot issues Valimail identifies but can't diagnose.
• No BIMI workflow on free tier: If you want to implement BIMI after reaching enforcement, you'll need to upgrade or switch platforms.

• Valimail Monitor: Free (monitoring only, no enforcement tools)
• Valimail Enforce: Custom pricing (contact sales, expect enterprise-level costs)

Best for: Organizations with existing Proofpoint email gateway investments

Proofpoint is a Sunnyvale, California-based cybersecurity company with a dominant position in enterprise email security. Email Fraud Defense (EFD) is their DMARC offering.

• Integrated with Proofpoint gateway: If you already run Proofpoint for email filtering, EFD shares the same management console and support relationship.
• Hosted authentication services: Proofpoint hosts SPF, DKIM, and DMARC records, reducing DNS management overhead.
• Professional services included: Dedicated consultants guide enterprise deployments through DMARC implementation.

• Critical limitation: No DMARC reports without EFD: Proofpoint's email gateway doesn't send DMARC aggregate reports to domain owners unless they purchase Email Fraud Defense. This means organizations using Proofpoint can't get visibility into their own DMARC performance without paying for EFD.
• Longest enforcement timelines: Reviews consistently report 12-20+ weeks to reach enforcement. Industry comparisons suggest 300-400 days for some Proofpoint implementations. Even accounting for variation, Proofpoint is among the slowest options.
• Complex configuration: Industry reviews note that Proofpoint products can be challenging to configure and implement in enterprise environments.
• Enterprise pricing only: No free tier, no transparent pricing. EFD is typically bundled with other Proofpoint products, making standalone cost comparison difficult.
• Support responsiveness varies: While enterprise accounts get dedicated consultants, some users report inconsistent support response times, requiring multiple follow-ups to resolve issues.

Custom enterprise pricing only. Contact Proofpoint sales. Expect pressure to bundle with other Proofpoint products.

Best for: Educational institutions and organizations wanting a consultative approach

dmarcian is based in Brevard, North Carolina, and positions itself as a DMARC-focused company with deep protocol expertise.

• Educational sector expertise: dmarcian has extensive experience with universities and colleges, which face unique DMARC challenges with decentralized IT and numerous sending services.
• US-headquartered with DMARC focus: Unlike broad security vendors, dmarcian focuses exclusively on DMARC and email authentication.
• Free tier available: Basic DMARC monitoring for low-volume senders and personal domains.
• Community resources: Extensive free educational content and DMARC documentation.

• Slower path to enforcement: Expect 10-16 weeks to reach p=reject. The consultative approach prioritizes caution over speed.
• No Dynamic SPF: You'll manage SPF lookup limits manually or through static flattening, which requires ongoing maintenance when senders change IP ranges.
• Smaller platform capabilities: dmarcian focuses on DMARC core functionality. Features like DNS monitoring, BIMI provisioning, and advanced threat intelligence are limited compared to enterprise platforms.
• Limited automation: More manual configuration required compared to Red Sift or Valimail. This works for organizations with dedicated IT staff but creates overhead for lean teams.

• Free tier: Limited volume, personal/small business
• Paid tiers: Contact sales for current pricing

Best for: Small businesses with straightforward email setups and limited budgets

Sendmarc is a South Africa-headquartered DMARC platform that targets SMBs and MSPs looking for a lower-cost entry point into email authentication.

• Low starting price: At around $39/month, Sendmarc offers a cheaper entry point than enterprise platforms.
• 90-day compliance guarantee: Sendmarc promises DMARC enforcement within 90 days for customers on their Premium plan.
• MSP-friendly: The platform includes multi-tenant capabilities for managed service providers handling multiple client domains.
• ISO 27001 and SOC 2 certified: Meets basic security compliance requirements.

• No Dynamic SPF: You'll manage SPF lookup limits manually. For North American enterprises with complex sending infrastructures (multiple marketing platforms, CRM systems, HR tools), this becomes a significant limitation.
• 90 days to enforcement is slow: While Sendmarc markets 90 days as a feature, Red Sift OnDMARC achieves enforcement in 6-8 weeks. That's 30-50% faster, which matters when you're facing compliance deadlines or active spoofing attacks.
• Limited North American presence: Headquartered in South Africa with support primarily in that timezone. North American organizations needing responsive support during US/Canadian business hours may experience delays.
• Basic feature set: Lacks the advanced capabilities of enterprise platforms. No equivalent to Red Sift's DNS Guardian for SubdoMailing protection, and forensic reporting is less detailed.
• Less suited for complex environments: Reviews note the platform works well for straightforward setups but may struggle with the complexity typical of larger North American enterprises with dozens of sending services.
• Limited US compliance expertise: Documentation and support aren't specifically tailored to CISA, FedRAMP, or Canadian federal requirements.

Starts around $39/month for basic plans. Premium and Enterprise tiers available at higher price points.

• Fastest path to p=reject enforcement (6-8 weeks)
• Dynamic SPF that works globally without macros
• CISA or Canadian federal compliance documentation
• Hands-on customer success support from North American team
• Enterprise-grade platform with proven US customer success stories
• DNS Guardian for SubdoMailing and dangling DNS protection

• You want free monitoring with limited support
• You’re balancing vendors with Microsoft partners (Red Sift Red Sift is an official member of the Microsoft Intelligent Security Association (MISA), offering phishing and BEC protection through DMARC automation to Microsoft 365 customers) 
• You’re not looking to progress to enforcement in a shorter space of time
• Macro-based SPF won't cause issues for your recipient base

• You're already paying for Proofpoint email gateway
• Vendor consolidation outweighs capability gaps and benefits by switching
• You can accept 12-20+ week enforcement timelines

• You're an educational institution with complex, decentralized email and aren’t satisfied with other vendors support
• Your team has bandwidth for more manual configuration

• You have a very simple email setup with few sending services
• Budget is the primary constraint and $39/month matters
• You don't need North American timezone support
• 90-day enforcement timelines are acceptable
• You don't require Dynamic SPF for complex sending infrastructures

The path to DMARC enforcement doesn't have to take months. Here's how to begin:

Step 1: Assess your current state Use Red Sift's free Investigate tool to check your domain's current DMARC, SPF, and DKIM configuration. You'll get an instant report showing gaps and misconfigurations.

Step 2: Understand your sending landscape Before implementing DMARC, identify all services sending email on your behalf. This includes marketing platforms, CRM systems, ticketing tools, and any SaaS applications with email capabilities.

Step 3: Start with monitoring Begin with a p=none policy to collect DMARC reports without affecting email delivery. This gives you visibility into your email ecosystem before making enforcement decisions.

Step 4: Move to enforcement With a dedicated platform like Red Sift OnDMARC, you can progress from monitoring to p=reject in 6-8 weeks, protecting your domain from impersonation attacks.

[1] CISA Binding Operational Directive 18-01: Enhance Email and Web Security. https://www.cisa.gov/news-events/directives/bod-18-01-enhance-email-and-web-security

[2] FedRAMP DMARC Configuration Requirements. https://help.fedramp.gov/hc/en-us/articles/28903437249819-Configure-Domain-based-Message-Authentication-Reporting-Conformance-DMARC

[3] Government of Canada Email Management Services Configuration Requirements. https://www.canada.ca/en/government/system/digital-government/policies-standards/enterprise-it-service-common-configurations/email.html

[4] Canadian Centre for Cyber Security: Implementation Guidance for Email Domain Protection. https://www.cyber.gc.ca/en/guidance/implementation-guidance-email-domain-protection

[5] Red Sift Investigate. https://redsift.com/tools/investigate

[6] ZoomInfo case study. https://redsift.com/resource-center/case-study/zoominfo

[7] New England Biolabs case study. https://redsift.com/resource-center/case-study/new-england-biolabs

[8] Red Sift OnDMARC G2 reviews. https://www.g2.com/products/red-sift-red-sift-ondmarc/reviews