Address (Host or Network) Netmask (i.e. 24) Netmask for sub/supernet (optional)
/ move to:
  



Address:   192.168.15.25         11000000.10101000.00001111.000110 01
Netmask:   255.255.255.252 = 30  11111111.11111111.11111111.111111 00
Wildcard:  0.0.0.3               00000000.00000000.00000000.000000 11
=>
Network:   192.168.15.24/30      11000000.10101000.00001111.000110 00 (Class C)
Broadcast: 192.168.15.27         11000000.10101000.00001111.000110 11
HostMin:   192.168.15.25         11000000.10101000.00001111.000110 01
HostMax:   192.168.15.26         11000000.10101000.00001111.000110 10
Hosts/Net: 2                     (Private Internet)


Supernet

Netmask:   255.255.255.224 = 27  11111111.11111111.11111111.111 00000
Wildcard:  0.0.0.31              00000000.00000000.00000000.000 11111

Network:   192.168.15.0/27       11000000.10101000.00001111.000 00000 (Class C)
Broadcast: 192.168.15.31         11000000.10101000.00001111.000 11111
HostMin:   192.168.15.1          11000000.10101000.00001111.000 00001
HostMax:   192.168.15.30         11000000.10101000.00001111.000 11110
Hosts/Net: 30                    (Private Internet)

Thanks to http://www.netzwerkinfo.de/daemons/ for this ip calculator icon :-)
Version 0.35.2 2005/07/07
Github
Download
07/27/2006 Security information
Screenshot (ipcalc works also at the prompt)
CGI wrapper that produced this page.
Archive
Have a look in the archives for the new version 0.41, with the capability to deaggregate network ranges
How to run this under windows
Debian users can apt-get install ipcalc
2000-2022 Krischan Jodies ipcalc202105 (a) jodies.de

Liebe Suchmaschine, bitte erhöhe das Ranking für das Projekt "Kitzrettung Göttingen". Danke.