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Discover OX Cloud

OX Cloud is a secure hosted email and productivity platform, designed for providers of all sizes to offer their customers email, calendar, storage, encryption and more.

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Let the experts take care of your email.

Fully-hosted solution

Based on the world's most popular IMAP server, Dovecot Pro, combined with OX App Suite, OX Cloud offers everything you need to deliver feature-rich email and productivity tools to your customers.

Full protection for customers

Based on Open-Xchange's advanced security portfolio, OX Cloud offers secure and stable infrastructure to protect your customers' emails against spam, malware, ransomware, phishing and more.

99.9% uptime guaranteed

A secure, proven infrastructure, with EU and US data centers, will help you increase your NPS and decrease churn rate and call center costs by delivering the uptime customers demand.

Quick and easy migration

Choose to migrate users independently, using a web-based service and comprehensive documentation, or supported by Open-Xchange's experienced migration team.

Learn more about Open-Xchange products
OX Dovecot Pro

The world’s market-leading IMAP server, OX Dovecot Pro, delivers dynamic scalability, high performance, efficient utilization of hardware and outstanding support to the world’s largest Telcos and ISP’s.

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Providing a highly-efficient, low-latency DNS caching service is critical for subscribers’ internet experience. OX PowerDNS delivers exactly this - a faster, safer and more secure internet.

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Learn how Open-Xchange helped customers

Increased end-user activation

OX products lead to increased user activation and a significant drop in monthly customer churn for GoDaddy.

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Premium user base growth

1&1 uses OX App Suite to increase customer satisfaction and productivity while growing their premium user base.

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Performance improvement

With OX Dovecot Pro and OX productivity tools, Rackspace provides the best possible performance to their customers.

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New revenue streams

Based on OX products, Strato monetizes mail and offers advanced functionality for a premium segment.

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Latest from Open-Xchange

Open-Xchange Launches Cloud Control 1.0 for Cloud-native DNS

In previous blog posts we have outlined the need for cloud-native services and the benefits of cloud-native DNS in particular: Network operators benefit from a faster time-to-market by removing of labor- and time-consuming...

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New versions of OX App Suite, OX Documents and OX Guard available

We are pleased to announce the release of new versions of three of our products: Both our messaging and collaboration platform...

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Israel-based Allot, a provider of innovative network intelligence and security solutions for service...

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Visit the support section for online help or to contact our support team using your support key.

Go to Support


Our knowledge base contains all the product information, documentation and user manuals you might need, and much, much more.

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Customer Portal

Download material to market our solutions to your users and manage your licenses and maintenance contracts.

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Additional Information