CIDR Prefix: /23

Usable Host Range for /23 Subnet

Medium cloud subnet providing 510 usable hosts across paired Availability Zones. Pre-calculated routing boundaries, binary mapping mask, cloud provider allocation metrics, and copy-ready Terraform snippets.

100% Free & Secure Client-Side Sandbox

Interactive /23 Subnet Workspace

Pre-loaded Seed: 10.0.0.0/23

Instantly ingest standardized industrial address space assignments from cloud reference blueprints.

Pre-Computed /23 Subnet Technical Specifications

Verified 32-bit Bitwise Calculation Matrix
Subnet Mask (Dotted Decimal)255.255.254.0
Usable Host Capacity510 IPs
Cloud Reserved IPs (AWS)5 IPs
Default Range Seed10.0.0.0/23
Binary Mask Blueprint11111111.11111111.11111110.00000000
CIDR Notation/23
Netmask Address255.255.254.0
Total Host Addresses512
Usable Hosts (Standard IPv4)510 usable IPs
Cloud Net Capacity (AWS / GCP)507 usable IPs(AWS reserves 5 addresses: Network, VPC Router, DNS, Reserved, Broadcast)
Primary Architectural Use CaseMedium cloud subnet providing 510 usable hosts across paired Availability Zones.

Terraform IaC Configuration Block (/23)

Copy-ready infrastructure code
resource "aws_subnet" "subnet_23" {
  vpc_id            = aws_vpc.main.id
  cidr_block        = "10.0.0.0/23"
  availability_zone = "us-east-1a"
  tags = {
    Name = "az1-subnet-23"
  }
}

Related CIDR Subnet Specifications

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Standard subnet size for container orchestrators and enterprise application clusters.

Smaller Network (Half Host Capacity) →/24 Subnet (254 Usable Hosts)

Standard Class C subnet block widely used in AWS VPC availability zones and LANs.

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