Hosted Microsoft Exchange
The world's leading email and calendar solution, hosted by IONOS
Proven across businesses of every size
Accessible on any device, from anywhere
Fully managed and secure — no server admin needed
Only at IONOS
Your personal consultant
After you order, your personal consultant will guide and support you every step of the way.
24/7 expert support
Technical questions? Our award-winning experts are always available to help by phone, chat or email.
Professional email and collaboration without the server headaches
Skip the hardware costs and access the latest technology and security standards for a simple monthly fee.
Microsoft Exchange is the go-to email and collaboration platform for businesses of all sizes — from startups to global enterprises.
Hosted Microsoft Exchange pairs Microsoft's industry-leading platform with IONOS's high-performance hosting infrastructure.
IONOS takes care of server operations, maintenance, and security updates — so you never have to think about your email infrastructure.
Everything you need for professional email
- Preferred Microsoft architecture
Ensure an optimized, proven deployment that meets Microsoft's own high standards. - BGP routing protocol
Distribute client traffic across multiple load balancers, with continuous health checks for optimal availability. - Geo-redundant infrastructure
Provide high availability, data center redundancy, and fast failover times to minimize downtime risk. - Active Directory
Configured and centrally managed in line with Microsoft Privileged Access guidelines.
Your email stays up, your data stays safe
Microsoft Outlook included
Access your emails, calendar, and contacts via Outlook or any browser, wherever you are.
Server admin, fully managed
We'll handle all your Exchange server administration, saving you server setup and management.
Fail-proof infrastructure
Geo-redundant systems keep your data protected and your email running, even if one data center goes offline.
ISO 27001 certified security
Your data is protected by ISO 27001 certified infrastructure and regular independent audits.
Universal device access
Work from any desktop, smartphone, or tablet via app or browser, whenever you need to.
Automatic Exchange updates
Your version updates automatically, keeping you on the latest version with the latest security.
24/7 monitoring and support
Our operations team monitors your Exchange platform around the clock, so you don't have to.
Flexible, scalable mailboxes
Easily add mailboxes and upgrade your plan as your business grows.
State and local sales taxes may apply. See General Terms and Conditions.