CIDR Prefix: /5
Usable Host Range for /5 Subnet
Regional cloud provider backbone allocation supernet. Pre-calculated routing boundaries, binary mapping mask, cloud provider allocation metrics, and copy-ready Terraform snippets.
100% Free & Secure Client-Side Sandbox
Interactive /5 Subnet Workspace
Pre-loaded Seed: 8.0.0.0/5Instantly ingest standardized industrial address space assignments from cloud reference blueprints.
Pre-Computed /5 Subnet Technical Specifications
Verified 32-bit Bitwise Calculation MatrixSubnet Mask (Dotted Decimal)248.0.0.0
Usable Host Capacity134,217,726 IPs
Cloud Reserved IPs (AWS)5 IPs
Default Range Seed8.0.0.0/5
| Binary Mask Blueprint | 11111000.00000000.00000000.00000000 |
|---|---|
| CIDR Notation | /5 |
| Netmask Address | 248.0.0.0 |
| Total Host Addresses | 134,217,728 |
| Usable Hosts (Standard IPv4) | 134,217,726 usable IPs |
| Cloud Net Capacity (AWS / GCP) | 134,217,723 usable IPs(AWS reserves 5 addresses: Network, VPC Router, DNS, Reserved, Broadcast) |
| Primary Architectural Use Case | Regional cloud provider backbone allocation supernet. |
Terraform IaC Configuration Block (/5)
Copy-ready infrastructure code# AWS VPC maximum allowed CIDR block size is /16.
# /5 CIDR blocks are used for supernet route table aggregation.
resource "aws_route" "supernet_5" {
route_table_id = aws_route_table.core.id
destination_cidr_block = "8.0.0.0/5"
transit_gateway_id = aws_ec2_transit_gateway.main.id
}Related CIDR Subnet Specifications
← Larger Network (Double Host Capacity)/4 Subnet (268,435,454 Usable Hosts)
Large-scale backbone IP allocation block for major enterprise WAN supernetting.
Smaller Network (Half Host Capacity) →/6 Subnet (67,108,862 Usable Hosts)
Broad ISP allocation block for regional internet distribution.