With Exchange Online you’ll get your email, calendar, and contacts across all your devices, run by Microsoft’s globally redundant servers and protected with anti-malware and anti-spam filtering* for just a few dollars per user per month.

Exchange Online boasts a guaranteed 99.9% uptime. Expect reliability, availability, and performance from geographically distributed data centers. Your data is safeguarded with continuous backup, premier disaster recovery capabilities, and a team of security experts that monitor Exchange Online 24/7/365.

Exchange Online provides seamless integration with Outlook so your users can enjoy a rich, familiar email experience with offline access.

* Exchange Online maintains the latest defenses against malware and spam with a service that handles hundreds of millions of messages around the world every day and is updated to address new malware and spam threats quickly.