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



Address:   192.168.0.128         11000000.10101000.00000000.1 0000000
Netmask: 255.255.255.128 = 25 11111111.11111111.11111111.1 0000000
Wildcard: 0.0.0.127 00000000.00000000.00000000.0 1111111
=> Network: 192.168.0.128/25 11000000.10101000.00000000.1 0000000 (Class C)
Broadcast: 192.168.0.255 11000000.10101000.00000000.1 1111111
HostMin: 192.168.0.129 11000000.10101000.00000000.1 0000001
HostMax: 192.168.0.254 11000000.10101000.00000000.1 1111110
Hosts/Net: 126 (Private Internet)

Subnets Netmask: 255.255.255.192 = 26 11111111.11111111.11111111.11 000000
Wildcard: 0.0.0.63 00000000.00000000.00000000.00 111111
Network: 192.168.0.128/26 11000000.10101000.00000000.10 000000 (Class C)
Broadcast: 192.168.0.191 11000000.10101000.00000000.10 111111
HostMin: 192.168.0.129 11000000.10101000.00000000.10 000001
HostMax: 192.168.0.190 11000000.10101000.00000000.10 111110
Hosts/Net: 62 (Private Internet)

Network: 192.168.0.192/26 11000000.10101000.00000000.11 000000 (Class C)
Broadcast: 192.168.0.255 11000000.10101000.00000000.11 111111
HostMin: 192.168.0.193 11000000.10101000.00000000.11 000001
HostMax: 192.168.0.254 11000000.10101000.00000000.11 111110
Hosts/Net: 62 (Private Internet)

Subnets: 2
Hosts: 124

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.