arp-scan
Arp scanning and fingerprinting tool
Platforms: Linux · Last verified September 6, 2026
arp-scan is a command-line tool that uses the ARP protocol to discover and fingerprint IP hosts on the local network. It is available for Linux and BSD under the GPL licence
Only use this tool against systems you own or are explicitly authorized to test — see the disclaimer.
Getting started
Install on Kali Linux with `sudo apt install arp-scan`. See the official Kali tool page and upstream homepage linked above for full usage and configuration details.