tldr/pages/linux/ipcalc.md

ipcalc

Perform simple operations and calculations on IP addresses and networks.

• Show information about an address or network:

ipcalc {{ip_address}} {{subnet_mask}}

• Show information about an address or network in CIDR notation:

ipcalc {{ip_address}}/{{masked_bits}}

• Show the broadcast address of an address or network:

ipcalc -b {{ip_address}}/{{masked_bits}}

• Show the network address of provided IP address and netmask:

ipcalc -n {{ip_address}}/{{masked_bits}}

• Display geographic information about a given IP address:

ipcalc -g {{ip_address}}