Azure Subnet Calculator
Calculate IPv4 and IPv6 subnet boundaries using Azure virtual network (VNet) and custom public prefix rules. Apply service presets for Azure networking services, Azure Kubernetes Service (AKS), and current or legacy Azure Container Apps environment profiles. Everything is calculated in your browser.
Calculation
Subnet details
Classification
Representations
Azure capacity and service guidance
Accepted input formats
CIDR and addresses
Masks and host counts
Ranges and subdivisions