Tools

nmap Cheat Sheet

Print-ready cheat sheet for nmap, organized for fast lookup, study, and desk-side use

Source: Nmap Documentation (nmap.org/docs)
License: MIT
Variants: 3 download options
Updated: 2026-03-27

Sample

What's in this cheat sheet

Scan Targets

nmap 192.168.1.1              # single host
nmap 192.168.1.0/24           # entire subnet
nmap 192.168.1.1-50           # IP range
nmap -iL targets.txt          # hosts from file

Target Specification

`192.168.1.1`	Single IP address
`192.168.1.0/24`	CIDR notation (256 hosts)
`192.168.1.1-254`	IP range
`example.com`	Hostname (resolved to IP)
`-iL file.txt`	Read targets from file
`--exclude 192.168.1.1`	Exclude specific hosts
`--excludefile skip.txt`	Exclude hosts from file

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