# ipcalc > Perform simple operations and calculations on IP addresses and networks. > More information: . - Show information about an address or network with a given subnet mask: `ipcalc {{1.2.3.4}} {{255.255.255.0}}` - Show information about an address or network in CIDR notation: `ipcalc {{1.2.3.4}}/{{24}}` - Show the broadcast address of an address or network: `ipcalc -b {{1.2.3.4}}/{{30}}` - Show the network address of provided IP address and netmask: `ipcalc -n {{1.2.3.4}}/{{24}}` - Display geographic information about a given IP address: `ipcalc -g {{1.2.3.4}}`