/19 Subnet Mask Reference (255.255.224.0)
Custom CIDR block with 8,192 total IPv4 addresses (8,190 usable host IPs) for VLSM allocation.
| CIDR Prefix | /19 |
|---|---|
| Subnet Mask | 255.255.224.0 |
| Wildcard Mask (Cisco / ACL) | 0.0.31.255 |
| Total IPv4 Addresses | 8,192 |
| Usable Host IPs | 8,190 |
| Binary Subnet Mask | 11111111.11111111.11100000.00000000 |
| Example Block (10.0.0.0/19) | 10.0.0.0 – 10.0.31.255 |
| Example Usable Hosts | 10.0.0.1 – 10.0.31.254 |
Need to compute custom IP ranges? Try the Interactive Subnet Calculator or VLSM Splitter.