# nmap
> Network exploration tool and security / port scanner
- scan open ports of a single host
`nmap {{192.168.0.1}}`
- discover hosts in the 192.168.0.X area (no port scan)
`nmap -sn {{192.168.0.1/24}}`
- faster scan of a single host (scans for common ports)
`nmap -F {{192.168.0.1}}`
- faster scan of a subnet (scans for common ports)
`nmap -F {{192.168.0.1/24}}`
