Nmap Basics Cheat Sheet
by RomelSan (RomelSan) via cheatography.com/3953/cs/830/ Nmap Fundamentals Listing open ports on a
Nmap Specifics nmap
remote host Exclude a host from
nmap --exclude
Use custom DNS
nmap --dns-servers [DNS1]
Server
,[DNS2]
Scan - no ping targets
nmap -PN
Scan - no DNS resolve
nmap -n
Scan specific port
nmap -p80
Scanning Port Ranges Scan specific port list
nmap -p80,443,23
Scan specific port range
nmap -p1-100 Scan all ports
Detect Operating System
Fingerprinting services of a remote host Display service
nmap -sV
version Set probes
nmap -sV --version-intensity 9
Aggressive
Scanning Large Networks Skipping tests to speed up long
nmap -T4 -n -Pn
scans
-p-
nmap -A
detection
Arguments: No Ping
-Pn
No reverse resolution
-n
No port scanning
-sn
Timing Templates Arguments Scanning is not supposed to
-T2
interfere with the target system Recommended for broadband and
-T4
Ethernet connections Normal Scan Template
-T3
Not Recommended
-T5 or T1 or T0
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This cheat sheet was published on 9th February, 2013
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