# Sendmarc DMARC Managed Services vs SpamTitan for Office 365: side-by-side comparison (2026) [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). [SpamTitan for Office 365](https://cybersectools.com/tools/spamtitan-for-office-365) is a commercial [email security platforms](https://cybersectools.com/categories/email-security-platforms) solution by [SpamTitan (TitanHQ)](https://cybersectools.com/companies/spamtitan-titanhq). 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 | | Sendmarc DMARC Managed Services | SpamTitan for Office 365 | |---|---|---| | Pricing model | Commercial | Commercial | | Category | Email Security Platforms | Email Security Platforms | | Verified | No | No | | Deployment type | Cloud | Hybrid | | Company size fit | SMB, Mid-Market, Enterprise | SMB, Mid-Market, Enterprise | | Company | Sendmarc | SpamTitan (TitanHQ) | | Headquarters | – | – | ### Use cases and capabilities | | Sendmarc DMARC Managed Services | SpamTitan for Office 365 | |---|---|---| | DMARC | Yes | – | | SPF | Yes | – | | DKIM | Yes | – | | Multi Tenancy | Yes | Yes | | Spoofing | Yes | – | | Spam Prevention | – | Yes | | Microsoft 365 | – | Yes | | Zero Day | – | Yes | | Content Filtering | – | Yes | ### Core features **Sendmarc DMARC Managed Services** 10 features listed. Sign in on the page to see them. **SpamTitan for Office 365** 10 features listed. Sign in on the page to see them. ### Integrations **Sendmarc DMARC Managed Services** 2 integrations listed. Sign in on the page to see them. **SpamTitan for Office 365** 3 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. - [Sendmarc DMARC Managed Services](https://cybersectools.com/tools/sendmarc-dmarc-managed-services) fits if you want a cloud product. - [SpamTitan for Office 365](https://cybersectools.com/tools/spamtitan-for-office-365) fits if you need both cloud and on-premises options. ## Sendmarc DMARC Managed Services vs SpamTitan for Office 365 FAQ Common questions when comparing Sendmarc DMARC Managed Services vs SpamTitan for Office 365 for email security platforms. ### What is the difference between Sendmarc DMARC Managed Services and SpamTitan for Office 365? **Sendmarc DMARC Managed Services**: MSP-focused multi-tenant DMARC management platform for email auth at scale. Built by Sendmarc. **SpamTitan for Office 365**: Email security layer for M365 with anti-phishing, sandboxing, and DLP. Built by SpamTitan (TitanHQ). The table above shows where their features, integrations, deployment and company size fit differ. ### Who makes Sendmarc DMARC Managed Services and SpamTitan for Office 365? **Sendmarc DMARC Managed Services** is made by Sendmarc. **SpamTitan for Office 365** is made by SpamTitan (TitanHQ). The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit. ### Is Sendmarc DMARC Managed Services a good alternative to SpamTitan for Office 365? Often, yes. Sendmarc DMARC Managed Services and SpamTitan for Office 365 are both Email Security Platforms products, and both cover Multi Tenancy. Use the table above to see where features, deployment and company size fit differ. ## Related comparisons - [Sendmarc DMARC Managed Services vs MX Layer Outbound Email Filtering](https://cybersectools.com/compare/mx-layer-outbound-email-filtering-vs-sendmarc-dmarc-managed-services) - [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) - [SpamTitan for Office 365 vs MX Layer Outbound Email Filtering](https://cybersectools.com/compare/mx-layer-outbound-email-filtering-vs-spamtitan-for-office-365) - [SpamTitan for Office 365 vs Ironscales DMARC Management](https://cybersectools.com/compare/ironscales-dmarc-management-vs-spamtitan-for-office-365) - [SpamTitan for Office 365 vs SmarterTools SmarterMail](https://cybersectools.com/compare/smartertools-smartermail-vs-spamtitan-for-office-365) ## Alternatives to each - [See all Sendmarc DMARC Managed Services alternatives](https://cybersectools.com/alternatives/sendmarc-dmarc-managed-services) - [See all SpamTitan for Office 365 alternatives](https://cybersectools.com/alternatives/spamtitan-for-office-365) --- Source: https://cybersectools.com/compare/sendmarc-dmarc-managed-services-vs-spamtitan-for-office-365 For AI agents: each product above has its own Markdown page (add .md to its URL, for example https://cybersectools.com/tools/sendmarc-dmarc-managed-services.md). Every CybersecTools shortlist is listed at https://cybersectools.com/shortlists.md. More on Sendmarc DMARC Managed Services and SpamTitan for Office 365: 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