On-Premise Integration

Exchange Server (On-Premise)
Email Integration & Governance

Your organization runs Exchange Server on-premise for a reason — data sovereignty, security, or regulation. MailGovern brings enterprise email automation to your on-prem environment without cloud migration.

Schedule On-Prem Assessment See Deployment Options
Deployment

Deploy MailGovern on your terms.

Three deployment models designed for on-premise Exchange environments.

Recommended

MailGovern On-Premise

Deploy MailGovern within your own network. Email data never leaves your infrastructure. Full air-gap support.

  • Data never leaves your network
  • Air-gapped deployment available
  • Full control over updates
  • Custom infrastructure adapters

Hybrid Mode

Connect on-prem Exchange to MailGovern cloud via a secure outbound tunnel. Best of both worlds.

  • Secure outbound-only connection
  • Cloud dashboard, on-prem data
  • No inbound firewall rules needed
  • Gradual migration support

Air-Gapped

For government and military environments with no internet access. Fully offline operation.

  • Zero internet dependency
  • USB-based update mechanism
  • FIPS 140-2 compliant encryption
  • Dedicated support engineer
Use Cases

Built for organizations that can't go cloud-only.

Industries and scenarios where on-prem Exchange governance is essential.

🏛️

Government & Defense

Data sovereignty requirements, classified networks, air-gapped deployments. MailGovern runs entirely within your secured perimeter.

🏦

Financial Services

FINRA and SEC email retention and monitoring requirements. Govern trader and advisor communications with full audit trails.

🏥

Healthcare

HIPAA-compliant email processing. Classify and route patient communications without data leaving your HIPAA boundary.

🔄

Hybrid Migration

Running both Exchange Server and Microsoft 365? MailGovern governs both from a single dashboard during your migration.

Compatibility

Exchange Server vs Exchange Online — we support both.

MailGovern works with every version of Exchange, including hybrid deployments.

EnvironmentConnection MethodStatus
Exchange Server 2016EWS + MAPI Full Support
Exchange Server 2019EWS + REST Full Support
Exchange OnlineGraph API Full Support
Hybrid (On-Prem + Cloud)EWS + Graph API Full Support

Govern on-prem Exchange without going cloud.

Schedule an on-prem assessment with our team. We'll evaluate your Exchange environment and recommend the right deployment model.

Schedule Assessment

Supports Exchange 2016 · 2019 · Online · Hybrid

Frequently Asked Questions

Everything you need to know about this solution.

MailGovern supports Microsoft Exchange Server 2013, 2016, and 2019. We integrate via Exchange Web Services (EWS) to ensure maximum compatibility with On-Premise deployments.

Yes. For organizations with strict data sovereignty requirements, the entire MailGovern platform can be deployed within your own private cloud or bare-metal infrastructure, ensuring no data ever leaves your network.

MailGovern is designed for hybrid environments. It can seamlessly route and govern emails flowing between your On-Premise Exchange Servers and your Office 365 Exchange Online tenants.

No. MailGovern connects to your Exchange Server via standard EWS APIs. There is no need to install, patch, or maintain custom agents or DLLs directly on your Exchange OS.

MailGovern can be deployed in a clustered, high-availability configuration utilizing load balancers to ensure continuous mail flow and governance even during hardware failures.

Yes, using our advanced transport routing integrations, MailGovern can hold, evaluate, and potentially reject or quarantine emails before they are ever delivered to the user's Exchange inbox.