arp-scan

Send ARP packets to hosts (specified as IP addresses or hostnames) to scan the local network. More information: https://github.com/royhills/arp-scan.

arp-scan --localnet

arp-scan 192.168.1.1/24

arp-scan 127.0.0.0-127.0.0.31

arp-scan 10.0.0.0:255.255.255.0