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



Address:   192.168.0.1           11000000.10101000.000 00000.00000001
Netmask: 255.255.224.0 = 19 11111111.11111111.111 00000.00000000
Wildcard: 0.0.31.255 00000000.00000000.000 11111.11111111
=> Network: 192.168.0.0/19 11000000.10101000.000 00000.00000000 (Class C)
Broadcast: 192.168.31.255 11000000.10101000.000 11111.11111111
HostMin: 192.168.0.1 11000000.10101000.000 00000.00000001
HostMax: 192.168.31.254 11000000.10101000.000 11111.11111110
Hosts/Net: 8190 (Private Internet)

Subnets Netmask: 255.255.254.0 = 23 11111111.11111111.1111111 0.00000000
Wildcard: 0.0.1.255 00000000.00000000.0000000 1.11111111
Network: 192.168.0.0/23 11000000.10101000.0000000 0.00000000 (Class C)
Broadcast: 192.168.1.255 11000000.10101000.0000000 1.11111111
HostMin: 192.168.0.1 11000000.10101000.0000000 0.00000001
HostMax: 192.168.1.254 11000000.10101000.0000000 1.11111110
Hosts/Net: 510 (Private Internet)

Network: 192.168.2.0/23 11000000.10101000.0000001 0.00000000 (Class C)
Broadcast: 192.168.3.255 11000000.10101000.0000001 1.11111111
HostMin: 192.168.2.1 11000000.10101000.0000001 0.00000001
HostMax: 192.168.3.254 11000000.10101000.0000001 1.11111110
Hosts/Net: 510 (Private Internet)

Network: 192.168.4.0/23 11000000.10101000.0000010 0.00000000 (Class C)
Broadcast: 192.168.5.255 11000000.10101000.0000010 1.11111111
HostMin: 192.168.4.1 11000000.10101000.0000010 0.00000001
HostMax: 192.168.5.254 11000000.10101000.0000010 1.11111110
Hosts/Net: 510 (Private Internet)

Network: 192.168.6.0/23 11000000.10101000.0000011 0.00000000 (Class C)
Broadcast: 192.168.7.255 11000000.10101000.0000011 1.11111111
HostMin: 192.168.6.1 11000000.10101000.0000011 0.00000001
HostMax: 192.168.7.254 11000000.10101000.0000011 1.11111110
Hosts/Net: 510 (Private Internet)

Network: 192.168.8.0/23 11000000.10101000.0000100 0.00000000 (Class C)
Broadcast: 192.168.9.255 11000000.10101000.0000100 1.11111111
HostMin: 192.168.8.1 11000000.10101000.0000100 0.00000001
HostMax: 192.168.9.254 11000000.10101000.0000100 1.11111110
Hosts/Net: 510 (Private Internet)

Network: 192.168.10.0/23 11000000.10101000.0000101 0.00000000 (Class C)
Broadcast: 192.168.11.255 11000000.10101000.0000101 1.11111111
HostMin: 192.168.10.1 11000000.10101000.0000101 0.00000001
HostMax: 192.168.11.254 11000000.10101000.0000101 1.11111110
Hosts/Net: 510 (Private Internet)

Network: 192.168.12.0/23 11000000.10101000.0000110 0.00000000 (Class C)
Broadcast: 192.168.13.255 11000000.10101000.0000110 1.11111111
HostMin: 192.168.12.1 11000000.10101000.0000110 0.00000001
HostMax: 192.168.13.254 11000000.10101000.0000110 1.11111110
Hosts/Net: 510 (Private Internet)

Network: 192.168.14.0/23 11000000.10101000.0000111 0.00000000 (Class C)
Broadcast: 192.168.15.255 11000000.10101000.0000111 1.11111111
HostMin: 192.168.14.1 11000000.10101000.0000111 0.00000001
HostMax: 192.168.15.254 11000000.10101000.0000111 1.11111110
Hosts/Net: 510 (Private Internet)

Network: 192.168.16.0/23 11000000.10101000.0001000 0.00000000 (Class C)
Broadcast: 192.168.17.255 11000000.10101000.0001000 1.11111111
HostMin: 192.168.16.1 11000000.10101000.0001000 0.00000001
HostMax: 192.168.17.254 11000000.10101000.0001000 1.11111110
Hosts/Net: 510 (Private Internet)

Network: 192.168.18.0/23 11000000.10101000.0001001 0.00000000 (Class C)
Broadcast: 192.168.19.255 11000000.10101000.0001001 1.11111111
HostMin: 192.168.18.1 11000000.10101000.0001001 0.00000001
HostMax: 192.168.19.254 11000000.10101000.0001001 1.11111110
Hosts/Net: 510 (Private Internet)

Network: 192.168.20.0/23 11000000.10101000.0001010 0.00000000 (Class C)
Broadcast: 192.168.21.255 11000000.10101000.0001010 1.11111111
HostMin: 192.168.20.1 11000000.10101000.0001010 0.00000001
HostMax: 192.168.21.254 11000000.10101000.0001010 1.11111110
Hosts/Net: 510 (Private Internet)

Network: 192.168.22.0/23 11000000.10101000.0001011 0.00000000 (Class C)
Broadcast: 192.168.23.255 11000000.10101000.0001011 1.11111111
HostMin: 192.168.22.1 11000000.10101000.0001011 0.00000001
HostMax: 192.168.23.254 11000000.10101000.0001011 1.11111110
Hosts/Net: 510 (Private Internet)

Network: 192.168.24.0/23 11000000.10101000.0001100 0.00000000 (Class C)
Broadcast: 192.168.25.255 11000000.10101000.0001100 1.11111111
HostMin: 192.168.24.1 11000000.10101000.0001100 0.00000001
HostMax: 192.168.25.254 11000000.10101000.0001100 1.11111110
Hosts/Net: 510 (Private Internet)

Network: 192.168.26.0/23 11000000.10101000.0001101 0.00000000 (Class C)
Broadcast: 192.168.27.255 11000000.10101000.0001101 1.11111111
HostMin: 192.168.26.1 11000000.10101000.0001101 0.00000001
HostMax: 192.168.27.254 11000000.10101000.0001101 1.11111110
Hosts/Net: 510 (Private Internet)

Network: 192.168.28.0/23 11000000.10101000.0001110 0.00000000 (Class C)
Broadcast: 192.168.29.255 11000000.10101000.0001110 1.11111111
HostMin: 192.168.28.1 11000000.10101000.0001110 0.00000001
HostMax: 192.168.29.254 11000000.10101000.0001110 1.11111110
Hosts/Net: 510 (Private Internet)

Network: 192.168.30.0/23 11000000.10101000.0001111 0.00000000 (Class C)
Broadcast: 192.168.31.255 11000000.10101000.0001111 1.11111111
HostMin: 192.168.30.1 11000000.10101000.0001111 0.00000001
HostMax: 192.168.31.254 11000000.10101000.0001111 1.11111110
Hosts/Net: 510 (Private Internet)

Subnets: 16
Hosts: 8160

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.