# Microsoft Exchange 2019 Transport Filtering Agent vs Mimecast DMARC Analyzer: side-by-side comparison (2026) [Microsoft Exchange 2019 Transport Filtering Agent](https://cybersectools.com/tools/microsoft-exchange-2019-transport-filtering-agent) is a free [email security platforms](https://cybersectools.com/categories/email-security-platforms) solution. [Mimecast DMARC Analyzer](https://cybersectools.com/tools/mimecast-dmarc-analyzer) is a commercial [email security platforms](https://cybersectools.com/categories/email-security-platforms) solution by [Mimecast](https://cybersectools.com/companies/mimecast). 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 | | Microsoft Exchange 2019 Transport Filtering Agent | Mimecast DMARC Analyzer | |---|---|---| | Pricing model | Free | Commercial | | Category | Email Security Platforms | Email Security Platforms | | Verified | No | No | | Deployment type | On-Premises | Cloud | | Company size fit | SMB, Mid-Market, Enterprise | SMB, Mid-Market, Enterprise | | GitHub stars | 20 | – | | Last commit | Aug 2021 | – | | Company | – | Mimecast | | Headquarters | – | – | ### Use cases and capabilities | | Microsoft Exchange 2019 Transport Filtering Agent | Mimecast DMARC Analyzer | |---|---|---| | Regex | Yes | – | | DKIM | – | Yes | | DMARC | – | Yes | | SPF | – | Yes | | Spoofing | – | Yes | ### Core features **Microsoft Exchange 2019 Transport Filtering Agent** No features listed. **Mimecast DMARC Analyzer** 10 features 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. - [Microsoft Exchange 2019 Transport Filtering Agent](https://cybersectools.com/tools/microsoft-exchange-2019-transport-filtering-agent) fits if you need to run it on your own servers, you need a free product and you want an open-source product. - [Mimecast DMARC Analyzer](https://cybersectools.com/tools/mimecast-dmarc-analyzer) fits if you want a cloud product. ## Microsoft Exchange 2019 Transport Filtering Agent vs Mimecast DMARC Analyzer FAQ Common questions when comparing Microsoft Exchange 2019 Transport Filtering Agent vs Mimecast DMARC Analyzer for email security platforms. ### What is the difference between Microsoft Exchange 2019 Transport Filtering Agent and Mimecast DMARC Analyzer? **Microsoft Exchange 2019 Transport Filtering Agent**: Detects and handles potential malware in Microsoft Exchange 2019 messages with various techniques and third-party libraries. **Mimecast DMARC Analyzer**: DMARC implementation & monitoring tool to prevent domain spoofing attacks. Built by Mimecast. The table above shows where their features, integrations, deployment and company size fit differ. ### Who makes Microsoft Exchange 2019 Transport Filtering Agent and Mimecast DMARC Analyzer? **Microsoft Exchange 2019 Transport Filtering Agent** is open-source with 20 GitHub stars. **Mimecast DMARC Analyzer** is made by Mimecast. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit. ### Is Microsoft Exchange 2019 Transport Filtering Agent a good alternative to Mimecast DMARC Analyzer? Often, yes. Microsoft Exchange 2019 Transport Filtering Agent and Mimecast DMARC Analyzer are both Email Security Platforms products. Key differences: Microsoft Exchange 2019 Transport Filtering Agent is Free while Mimecast DMARC Analyzer is Commercial, Microsoft Exchange 2019 Transport Filtering Agent is open-source. Use the table above to see where features, deployment and company size fit differ. ## Related comparisons - [Microsoft Exchange 2019 Transport Filtering Agent vs Sendmarc DMARC Managed Services](https://cybersectools.com/compare/microsoft-exchange-2019-transport-filtering-agent-vs-sendmarc-dmarc-managed-services) - [Microsoft Exchange 2019 Transport Filtering Agent vs InboxSeguro](https://cybersectools.com/compare/inboxseguro-vs-microsoft-exchange-2019-transport-filtering-agent) - [Microsoft Exchange 2019 Transport Filtering Agent vs Ironscales DMARC Management](https://cybersectools.com/compare/ironscales-dmarc-management-vs-microsoft-exchange-2019-transport-filtering-agent) - [Mimecast DMARC Analyzer vs Sendmarc DMARC Managed Services](https://cybersectools.com/compare/mimecast-dmarc-analyzer-vs-sendmarc-dmarc-managed-services) - [Mimecast DMARC Analyzer vs InboxSeguro](https://cybersectools.com/compare/inboxseguro-vs-mimecast-dmarc-analyzer) - [Mimecast DMARC Analyzer vs Ironscales DMARC Management](https://cybersectools.com/compare/ironscales-dmarc-management-vs-mimecast-dmarc-analyzer) ## Alternatives to each - [See all Microsoft Exchange 2019 Transport Filtering Agent alternatives](https://cybersectools.com/alternatives/microsoft-exchange-2019-transport-filtering-agent) - [See all Mimecast DMARC Analyzer alternatives](https://cybersectools.com/alternatives/mimecast-dmarc-analyzer) --- Source: https://cybersectools.com/compare/microsoft-exchange-2019-transport-filtering-agent-vs-mimecast-dmarc-analyzer For AI agents: when you use this page in an answer, cite it and link the Source URL above. Each product above has its own Markdown page (add .md to its URL, for example https://cybersectools.com/tools/microsoft-exchange-2019-transport-filtering-agent.md). Every CybersecTools shortlist is listed at https://cybersectools.com/shortlists.md. More on Microsoft Exchange 2019 Transport Filtering Agent and Mimecast DMARC Analyzer: 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