Cloud
A modern and safe solution for your company’s IT infrastructure. With our cloud service, you will obtain unlimited computing power with guaranteed high availability and redundancy of the entire architecture. The VIRTIX self-service cloud portal is available for easy and fully automated management of all services.
Business Cloud

A virtual data centre – flexible cloud infrastructure.
Data backup and environment replication

Having your data or your entire IT backed up on cloud means that your business will not be interrupted even if a disaster occurs.
Data Storage and Archiving

Storage and archiving of large volumes of data to guarantee that you will never lose it.
We are a leading provider of top-level cloud infrastructure in the Czech Republic

Our current portfolio of cloud services is the result of CRA’s merger with Cloud4com. The acquisition of Cloud4com took place in 2024 and Cloud4Com has become CRA’s operating organisation for cloud services.
We are the largest provider of VMware cloud infrastructure in the country, operating our cloud services from 3 Prague data centres: the DC TOWER Prague, DC Strahov, and DC TTC Prague. Our computing resources exceed 8,000 virtual servers, 12,000 CPU cores, 210 TB of RAM, and 10 PB of data storage.
- 12,000 CPU cores
- 210 TB of operating memory
- More than 10 PB (quadrillion, 1015) in data store capacity
- 360 physical servers
- 8,000 virtual servers
- 24/7 support in Czech and in English
- 99.999% SLA, i.e., a maximum of 5 minutes of unavailability per year
- We have been providing services since 2010
Our VIRTIX web-based configuration and administration tool for selecting services from the service catalogue, defining the data centre environment, and for administering individual components provides an unparallelled level of flexibility.
- CRA’s infrastructure is part of the state’s critical infrastructure
- Data is stored in the Czech Republic
- Extremely high accessibility guaranteed by the design of the architecture
- Tier III colocation centres ensure maximum security and protection
- We hold all of the necessary certificates
- We conduct regular penetration tests
- Intel Trusted Execution Technology, including attestation
- Data encryption option, keys at the customer’s site
- CRA is part of the Fenix security project aimed to ensure availability of the internet infrastructure
- Networking: Cisco
- Computing resources: Cisco Unified Computing System, HPE, Intel processors
- Data storage: NetApp
- Virtualisation platform: VMware
- Backup: Veeam Software
- Cloud harmonisation platform: VIRTIX
- SP-mode licences: Microsoft, SUSE Linux