CIDR Prefix: /19
Usable Host Range for /19 Subnet
Regional workload subnet for container platforms requiring high IP density. Pre-calculated routing boundaries, binary mapping mask, cloud provider allocation metrics, and copy-ready Terraform snippets.
100% Free & Secure Client-Side Sandbox
Interactive /19 Subnet Workspace
Pre-loaded Seed: 10.0.0.0/19Instantly ingest standardized industrial address space assignments from cloud reference blueprints.
Pre-Computed /19 Subnet Technical Specifications
Verified 32-bit Bitwise Calculation MatrixSubnet Mask (Dotted Decimal)255.255.224.0
Usable Host Capacity8,190 IPs
Cloud Reserved IPs (AWS)5 IPs
Default Range Seed10.0.0.0/19
| Binary Mask Blueprint | 11111111.11111111.11100000.00000000 |
|---|---|
| CIDR Notation | /19 |
| Netmask Address | 255.255.224.0 |
| Total Host Addresses | 8,192 |
| Usable Hosts (Standard IPv4) | 8,190 usable IPs |
| Cloud Net Capacity (AWS / GCP) | 8,187 usable IPs(AWS reserves 5 addresses: Network, VPC Router, DNS, Reserved, Broadcast) |
| Primary Architectural Use Case | Regional workload subnet for container platforms requiring high IP density. |
Terraform IaC Configuration Block (/19)
Copy-ready infrastructure coderesource "aws_subnet" "subnet_19" {
vpc_id = aws_vpc.main.id
cidr_block = "10.0.0.0/19"
availability_zone = "us-east-1a"
tags = {
Name = "container-tier-19"
}
}Related CIDR Subnet Specifications
← Larger Network (Double Host Capacity)/18 Subnet (16,382 Usable Hosts)
Large cloud subnet block for high-density Kubernetes (EKS/GKE) cluster worker nodes.
Smaller Network (Half Host Capacity) →/20 Subnet (4,094 Usable Hosts)
GCP default custom VNet block and standard large availability zone subnet.