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



Address:   192.168.0.1           11000000.10101000 .00000000.00000001
Netmask: 255.255.0.0 = 16 11111111.11111111 .00000000.00000000
Wildcard: 0.0.255.255 00000000.00000000 .11111111.11111111
=> Network: 192.168.0.0/16 11000000.10101000 .00000000.00000000 (Class C)
Broadcast: 192.168.255.255 11000000.10101000 .11111111.11111111
HostMin: 192.168.0.1 11000000.10101000 .00000000.00000001
HostMax: 192.168.255.254 11000000.10101000 .11111111.11111110
Hosts/Net: 65534 (Private Internet)

Subnets Netmask: 255.255.240.0 = 20 11111111.11111111.1111 0000.00000000
Wildcard: 0.0.15.255 00000000.00000000.0000 1111.11111111
Network: 192.168.0.0/20 11000000.10101000.0000 0000.00000000 (Class C)
Broadcast: 192.168.15.255 11000000.10101000.0000 1111.11111111
HostMin: 192.168.0.1 11000000.10101000.0000 0000.00000001
HostMax: 192.168.15.254 11000000.10101000.0000 1111.11111110
Hosts/Net: 4094 (Private Internet)

Network: 192.168.16.0/20 11000000.10101000.0001 0000.00000000 (Class C)
Broadcast: 192.168.31.255 11000000.10101000.0001 1111.11111111
HostMin: 192.168.16.1 11000000.10101000.0001 0000.00000001
HostMax: 192.168.31.254 11000000.10101000.0001 1111.11111110
Hosts/Net: 4094 (Private Internet)

Network: 192.168.32.0/20 11000000.10101000.0010 0000.00000000 (Class C)
Broadcast: 192.168.47.255 11000000.10101000.0010 1111.11111111
HostMin: 192.168.32.1 11000000.10101000.0010 0000.00000001
HostMax: 192.168.47.254 11000000.10101000.0010 1111.11111110
Hosts/Net: 4094 (Private Internet)

Network: 192.168.48.0/20 11000000.10101000.0011 0000.00000000 (Class C)
Broadcast: 192.168.63.255 11000000.10101000.0011 1111.11111111
HostMin: 192.168.48.1 11000000.10101000.0011 0000.00000001
HostMax: 192.168.63.254 11000000.10101000.0011 1111.11111110
Hosts/Net: 4094 (Private Internet)

Network: 192.168.64.0/20 11000000.10101000.0100 0000.00000000 (Class C)
Broadcast: 192.168.79.255 11000000.10101000.0100 1111.11111111
HostMin: 192.168.64.1 11000000.10101000.0100 0000.00000001
HostMax: 192.168.79.254 11000000.10101000.0100 1111.11111110
Hosts/Net: 4094 (Private Internet)

Network: 192.168.80.0/20 11000000.10101000.0101 0000.00000000 (Class C)
Broadcast: 192.168.95.255 11000000.10101000.0101 1111.11111111
HostMin: 192.168.80.1 11000000.10101000.0101 0000.00000001
HostMax: 192.168.95.254 11000000.10101000.0101 1111.11111110
Hosts/Net: 4094 (Private Internet)

Network: 192.168.96.0/20 11000000.10101000.0110 0000.00000000 (Class C)
Broadcast: 192.168.111.255 11000000.10101000.0110 1111.11111111
HostMin: 192.168.96.1 11000000.10101000.0110 0000.00000001
HostMax: 192.168.111.254 11000000.10101000.0110 1111.11111110
Hosts/Net: 4094 (Private Internet)

Network: 192.168.112.0/20 11000000.10101000.0111 0000.00000000 (Class C)
Broadcast: 192.168.127.255 11000000.10101000.0111 1111.11111111
HostMin: 192.168.112.1 11000000.10101000.0111 0000.00000001
HostMax: 192.168.127.254 11000000.10101000.0111 1111.11111110
Hosts/Net: 4094 (Private Internet)

Network: 192.168.128.0/20 11000000.10101000.1000 0000.00000000 (Class C)
Broadcast: 192.168.143.255 11000000.10101000.1000 1111.11111111
HostMin: 192.168.128.1 11000000.10101000.1000 0000.00000001
HostMax: 192.168.143.254 11000000.10101000.1000 1111.11111110
Hosts/Net: 4094 (Private Internet)

Network: 192.168.144.0/20 11000000.10101000.1001 0000.00000000 (Class C)
Broadcast: 192.168.159.255 11000000.10101000.1001 1111.11111111
HostMin: 192.168.144.1 11000000.10101000.1001 0000.00000001
HostMax: 192.168.159.254 11000000.10101000.1001 1111.11111110
Hosts/Net: 4094 (Private Internet)

Network: 192.168.160.0/20 11000000.10101000.1010 0000.00000000 (Class C)
Broadcast: 192.168.175.255 11000000.10101000.1010 1111.11111111
HostMin: 192.168.160.1 11000000.10101000.1010 0000.00000001
HostMax: 192.168.175.254 11000000.10101000.1010 1111.11111110
Hosts/Net: 4094 (Private Internet)

Network: 192.168.176.0/20 11000000.10101000.1011 0000.00000000 (Class C)
Broadcast: 192.168.191.255 11000000.10101000.1011 1111.11111111
HostMin: 192.168.176.1 11000000.10101000.1011 0000.00000001
HostMax: 192.168.191.254 11000000.10101000.1011 1111.11111110
Hosts/Net: 4094 (Private Internet)

Network: 192.168.192.0/20 11000000.10101000.1100 0000.00000000 (Class C)
Broadcast: 192.168.207.255 11000000.10101000.1100 1111.11111111
HostMin: 192.168.192.1 11000000.10101000.1100 0000.00000001
HostMax: 192.168.207.254 11000000.10101000.1100 1111.11111110
Hosts/Net: 4094 (Private Internet)

Network: 192.168.208.0/20 11000000.10101000.1101 0000.00000000 (Class C)
Broadcast: 192.168.223.255 11000000.10101000.1101 1111.11111111
HostMin: 192.168.208.1 11000000.10101000.1101 0000.00000001
HostMax: 192.168.223.254 11000000.10101000.1101 1111.11111110
Hosts/Net: 4094 (Private Internet)

Network: 192.168.224.0/20 11000000.10101000.1110 0000.00000000 (Class C)
Broadcast: 192.168.239.255 11000000.10101000.1110 1111.11111111
HostMin: 192.168.224.1 11000000.10101000.1110 0000.00000001
HostMax: 192.168.239.254 11000000.10101000.1110 1111.11111110
Hosts/Net: 4094 (Private Internet)

Network: 192.168.240.0/20 11000000.10101000.1111 0000.00000000 (Class C)
Broadcast: 192.168.255.255 11000000.10101000.1111 1111.11111111
HostMin: 192.168.240.1 11000000.10101000.1111 0000.00000001
HostMax: 192.168.255.254 11000000.10101000.1111 1111.11111110
Hosts/Net: 4094 (Private Internet)

Subnets: 16
Hosts: 65504

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.