IP Subnet Calculator
Calculate network, broadcast, netmask, wildcard and host range of an IPv4 subnet in CIDR notation, and split it into smaller subnets.
Runs locally in your browser
11000000101010000000000100001010
Network (24) Host (8)
| CIDR notation | 192.168.1.0/24 | |
|---|---|---|
| Network address | 192.168.1.0 | |
| Broadcast address | 192.168.1.255 | |
| Subnet mask | 255.255.255.0 | |
| Wildcard mask | 0.0.0.255 | |
| First host | 192.168.1.1 | |
| Last host | 192.168.1.254 | |
| Usable hosts | 254 | |
| Total addresses | 256 | |
| Address type | Private (RFC 1918) | |
| Class | C | |
| Binary address | 11000000.10101000.00000001.00001010 | |
| Binary mask | 11111111.11111111.11111111.00000000 | |
| Hexadecimal | 0xC0A8010A | |
| Integer | 3232235786 | |
| Reverse DNS | 10.1.168.192.in-addr.arpa |
Split into subnets
| # | CIDR notation | Host range | Broadcast address |
|---|---|---|---|
| 1 | 192.168.1.0/26 | 192.168.1.1 – 192.168.1.62 | 192.168.1.63 |
| 2 | 192.168.1.64/26 | 192.168.1.65 – 192.168.1.126 | 192.168.1.127 |
| 3 | 192.168.1.128/26 | 192.168.1.129 – 192.168.1.190 | 192.168.1.191 |
| 4 | 192.168.1.192/26 | 192.168.1.193 – 192.168.1.254 | 192.168.1.255 |