# Cloudmark Authority vs Sendmarc DMARC Managed Services: side-by-side comparison (2026) [Cloudmark Authority](https://cybersectools.com/tools/cloudmark-authority) is a commercial [email security platforms](https://cybersectools.com/categories/email-security-platforms) solution by [Cloudmark](https://cybersectools.com/companies/cloudmark). [Sendmarc DMARC Managed Services](https://cybersectools.com/tools/sendmarc-dmarc-managed-services) is a commercial [email security platforms](https://cybersectools.com/categories/email-security-platforms) solution by [Sendmarc](https://cybersectools.com/companies/sendmarc). Features, integrations, deployment and the company behind each one, side by side. Need the answer fast? [Best Email Security Solutions for Business](https://cybersectools.com/shortlists/best-email-security-platforms) picks Proofpoint Core Email Protection, Microsoft Defender for Office 365, Mimecast Advanced Email Security and 4 more. ## Side-by-side comparison | | Cloudmark Authority | Sendmarc DMARC Managed Services | |---|---|---| | Pricing model | Commercial | Commercial | | Category | Email Security Platforms | Email Security Platforms | | Verified | No | No | | Deployment type | On-Premises | Cloud | | Company size fit | Enterprise | SMB, Mid-Market, Enterprise | | Company | Cloudmark | Sendmarc | | Headquarters | – | – | ### Use cases and capabilities | | Cloudmark Authority | Sendmarc DMARC Managed Services | |---|---|---| | Spam Prevention | Yes | – | | DMARC | – | Yes | | SPF | – | Yes | | DKIM | – | Yes | | Multi Tenancy | – | Yes | | Spoofing | – | Yes | ### Core features **Cloudmark Authority** 8 features listed. Sign in on the page to see them. **Sendmarc DMARC Managed Services** 10 features listed. Sign in on the page to see them. ### Integrations **Cloudmark Authority** No integrations listed. **Sendmarc DMARC Managed Services** 2 integrations listed. Sign in on the page to see them. ## Which one fits you Based on what each listing shows: deployment, company size, price and open source. - [Cloudmark Authority](https://cybersectools.com/tools/cloudmark-authority) fits if you need to run it on your own servers. - [Sendmarc DMARC Managed Services](https://cybersectools.com/tools/sendmarc-dmarc-managed-services) fits if you want a cloud product and you are a small business or a mid-market company. ## Cloudmark Authority vs Sendmarc DMARC Managed Services FAQ Common questions when comparing Cloudmark Authority vs Sendmarc DMARC Managed Services for email security platforms. ### What is the difference between Cloudmark Authority and Sendmarc DMARC Managed Services? **Cloudmark Authority**: Carrier-grade email security for ISPs blocking spam, phishing, and malware. Built by Cloudmark. **Sendmarc DMARC Managed Services**: MSP-focused multi-tenant DMARC management platform for email auth at scale. Built by Sendmarc. The table above shows where their features, integrations, deployment and company size fit differ. ### Who makes Cloudmark Authority and Sendmarc DMARC Managed Services? **Cloudmark Authority** is made by Cloudmark. **Sendmarc DMARC Managed Services** is made by Sendmarc. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit. ### Is Cloudmark Authority a good alternative to Sendmarc DMARC Managed Services? Often, yes. Cloudmark Authority and Sendmarc DMARC Managed Services are both Email Security Platforms products. Use the table above to see where features, deployment and company size fit differ. ## Related comparisons - [Cloudmark Authority vs Ironscales DMARC Management](https://cybersectools.com/compare/cloudmark-authority-vs-ironscales-dmarc-management) - [Cloudmark Authority vs SmarterTools SmarterMail](https://cybersectools.com/compare/cloudmark-authority-vs-smartertools-smartermail) - [Cloudmark Authority vs Sendmarc DMARC Management Platform](https://cybersectools.com/compare/cloudmark-authority-vs-sendmarc-dmarc-management-platform) - [Sendmarc DMARC Managed Services vs Ironscales DMARC Management](https://cybersectools.com/compare/ironscales-dmarc-management-vs-sendmarc-dmarc-managed-services) - [Sendmarc DMARC Managed Services vs SmarterTools SmarterMail](https://cybersectools.com/compare/sendmarc-dmarc-managed-services-vs-smartertools-smartermail) - [Sendmarc DMARC Managed Services vs Sendmarc DMARC Management Platform](https://cybersectools.com/compare/sendmarc-dmarc-managed-services-vs-sendmarc-dmarc-management-platform) ## Alternatives to each - [See all Cloudmark Authority alternatives](https://cybersectools.com/alternatives/cloudmark-authority) - [See all Sendmarc DMARC Managed Services alternatives](https://cybersectools.com/alternatives/sendmarc-dmarc-managed-services) --- Source: https://cybersectools.com/compare/cloudmark-authority-vs-sendmarc-dmarc-managed-services For AI agents: each product above has its own Markdown page (add .md to its URL, for example https://cybersectools.com/tools/cloudmark-authority.md). Every CybersecTools shortlist is listed at https://cybersectools.com/shortlists.md. More on Cloudmark Authority and Sendmarc DMARC Managed Services: funding, momentum, hiring and news, plus the full product and company record, are available through the Mandos MCP Server (paid plans), which connects to AI assistants: https://mandos.io/mcp?utm_source=cybersectools.com&utm_medium=compare-md