Home > Storage > PowerFlex > White Papers > Dell APEX Block Storage for Public Cloud: Microsoft SQL Server Multi-Subnet Failover Clustering Deployment > Regions and availability zones
Hyperscaler data centers exist in various regions throughout the globe. APEX Block Storage for Public Cloud can be deployed in any region as a standalone product, where the hyperscaler resources are available.
Consideration should be given to the number of availability zones, if multi-az APEX Block Storage topologies are required.