Network

IPv4 subnet calculator

Calculate IPv4 network ranges

IPv4 / CIDR

Network information

{
  "address": "192.168.10.42",
  "prefix": 24,
  "subnetMask": "255.255.255.0",
  "network": "192.168.10.0",
  "broadcast": "192.168.10.255",
  "firstHost": "192.168.10.1",
  "lastHost": "192.168.10.254",
  "totalAddresses": 256,
  "usableHosts": 254
}