nmap

Falls „„nmap““ noch nicht installiert ist, kann es unter Ubuntu / Debian mit folgendem Befehl installiert werden.

sudo apt-get update && sudo apt-get install nmap

Ein Scann nach aktiven IP's kann mit folgendem Befehl ausgeführt werden:

nmap -sn 172.16.10.0/23

Hier nun das Beispielresultat:

Starting Nmap 7.01 ( https://nmap.org ) at 2016-12-02 14:41 CET
Nmap scan report for 172.16.10.1
Host is up (0.00075s latency).
Nmap scan report for 172.16.10.9
Host is up (0.0028s latency).
Nmap scan report for 172.16.10.10
Host is up (0.011s latency).
Nmap scan report for 172.16.10.51
Host is up (0.00072s latency).
Nmap scan report for 172.16.10.70
Host is up (0.00042s latency).
Nmap scan report for 172.16.10.100
Host is up (0.00052s latency).
Nmap scan report for esxi.heiniger.intern (172.16.10.120)
Host is up (0.00073s latency).
Nmap scan report for 172.16.10.175
Host is up (0.00047s latency).
Nmap scan report for 172.16.11.160
Host is up (0.00079s latency).
Nmap scan report for 172.16.11.164
Host is up (0.054s latency).
Nmap scan report for 172.16.11.209
Host is up (0.00022s latency).
Nmap done: 512 IP addresses (11 hosts up) scanned in 3.24 seconds