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



Address:   192.168.154.0         11000000.10101000.10011010.0 0000000
Netmask: 255.255.255.128 = 25 11111111.11111111.11111111.1 0000000
Wildcard: 0.0.0.127 00000000.00000000.00000000.0 1111111
=> Network: 192.168.154.0/25 11000000.10101000.10011010.0 0000000 (Class C)
Broadcast: 192.168.154.127 11000000.10101000.10011010.0 1111111
HostMin: 192.168.154.1 11000000.10101000.10011010.0 0000001
HostMax: 192.168.154.126 11000000.10101000.10011010.0 1111110
Hosts/Net: 126 (Private Internet)

Subnets Netmask: 255.255.255.224 = 27 11111111.11111111.11111111.111 00000
Wildcard: 0.0.0.31 00000000.00000000.00000000.000 11111
Network: 192.168.154.0/27 11000000.10101000.10011010.000 00000 (Class C)
Broadcast: 192.168.154.31 11000000.10101000.10011010.000 11111
HostMin: 192.168.154.1 11000000.10101000.10011010.000 00001
HostMax: 192.168.154.30 11000000.10101000.10011010.000 11110
Hosts/Net: 30 (Private Internet)

Network: 192.168.154.32/27 11000000.10101000.10011010.001 00000 (Class C)
Broadcast: 192.168.154.63 11000000.10101000.10011010.001 11111
HostMin: 192.168.154.33 11000000.10101000.10011010.001 00001
HostMax: 192.168.154.62 11000000.10101000.10011010.001 11110
Hosts/Net: 30 (Private Internet)

Network: 192.168.154.64/27 11000000.10101000.10011010.010 00000 (Class C)
Broadcast: 192.168.154.95 11000000.10101000.10011010.010 11111
HostMin: 192.168.154.65 11000000.10101000.10011010.010 00001
HostMax: 192.168.154.94 11000000.10101000.10011010.010 11110
Hosts/Net: 30 (Private Internet)

Network: 192.168.154.96/27 11000000.10101000.10011010.011 00000 (Class C)
Broadcast: 192.168.154.127 11000000.10101000.10011010.011 11111
HostMin: 192.168.154.97 11000000.10101000.10011010.011 00001
HostMax: 192.168.154.126 11000000.10101000.10011010.011 11110
Hosts/Net: 30 (Private Internet)

Subnets: 4
Hosts: 120

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.