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



Address:   10.0.0.0              00001010.00000000.00000000 .00000000
Netmask: 255.255.255.0 = 24 11111111.11111111.11111111 .00000000
Wildcard: 0.0.0.255 00000000.00000000.00000000 .11111111
=> Network: 10.0.0.0/24 00001010.00000000.00000000 .00000000 (Class A)
Broadcast: 10.0.0.255 00001010.00000000.00000000 .11111111
HostMin: 10.0.0.1 00001010.00000000.00000000 .00000001
HostMax: 10.0.0.254 00001010.00000000.00000000 .11111110
Hosts/Net: 254 (Private Internet)

Subnets Netmask: 255.255.255.248 = 29 11111111.11111111.11111111.11111 000
Wildcard: 0.0.0.7 00000000.00000000.00000000.00000 111
Network: 10.0.0.0/29 00001010.00000000.00000000.00000 000 (Class A)
Broadcast: 10.0.0.7 00001010.00000000.00000000.00000 111
HostMin: 10.0.0.1 00001010.00000000.00000000.00000 001
HostMax: 10.0.0.6 00001010.00000000.00000000.00000 110
Hosts/Net: 6 (Private Internet)

Network: 10.0.0.8/29 00001010.00000000.00000000.00001 000 (Class A)
Broadcast: 10.0.0.15 00001010.00000000.00000000.00001 111
HostMin: 10.0.0.9 00001010.00000000.00000000.00001 001
HostMax: 10.0.0.14 00001010.00000000.00000000.00001 110
Hosts/Net: 6 (Private Internet)

Network: 10.0.0.16/29 00001010.00000000.00000000.00010 000 (Class A)
Broadcast: 10.0.0.23 00001010.00000000.00000000.00010 111
HostMin: 10.0.0.17 00001010.00000000.00000000.00010 001
HostMax: 10.0.0.22 00001010.00000000.00000000.00010 110
Hosts/Net: 6 (Private Internet)

Network: 10.0.0.24/29 00001010.00000000.00000000.00011 000 (Class A)
Broadcast: 10.0.0.31 00001010.00000000.00000000.00011 111
HostMin: 10.0.0.25 00001010.00000000.00000000.00011 001
HostMax: 10.0.0.30 00001010.00000000.00000000.00011 110
Hosts/Net: 6 (Private Internet)

Network: 10.0.0.32/29 00001010.00000000.00000000.00100 000 (Class A)
Broadcast: 10.0.0.39 00001010.00000000.00000000.00100 111
HostMin: 10.0.0.33 00001010.00000000.00000000.00100 001
HostMax: 10.0.0.38 00001010.00000000.00000000.00100 110
Hosts/Net: 6 (Private Internet)

Network: 10.0.0.40/29 00001010.00000000.00000000.00101 000 (Class A)
Broadcast: 10.0.0.47 00001010.00000000.00000000.00101 111
HostMin: 10.0.0.41 00001010.00000000.00000000.00101 001
HostMax: 10.0.0.46 00001010.00000000.00000000.00101 110
Hosts/Net: 6 (Private Internet)

Network: 10.0.0.48/29 00001010.00000000.00000000.00110 000 (Class A)
Broadcast: 10.0.0.55 00001010.00000000.00000000.00110 111
HostMin: 10.0.0.49 00001010.00000000.00000000.00110 001
HostMax: 10.0.0.54 00001010.00000000.00000000.00110 110
Hosts/Net: 6 (Private Internet)

Network: 10.0.0.56/29 00001010.00000000.00000000.00111 000 (Class A)
Broadcast: 10.0.0.63 00001010.00000000.00000000.00111 111
HostMin: 10.0.0.57 00001010.00000000.00000000.00111 001
HostMax: 10.0.0.62 00001010.00000000.00000000.00111 110
Hosts/Net: 6 (Private Internet)

Network: 10.0.0.64/29 00001010.00000000.00000000.01000 000 (Class A)
Broadcast: 10.0.0.71 00001010.00000000.00000000.01000 111
HostMin: 10.0.0.65 00001010.00000000.00000000.01000 001
HostMax: 10.0.0.70 00001010.00000000.00000000.01000 110
Hosts/Net: 6 (Private Internet)

Network: 10.0.0.72/29 00001010.00000000.00000000.01001 000 (Class A)
Broadcast: 10.0.0.79 00001010.00000000.00000000.01001 111
HostMin: 10.0.0.73 00001010.00000000.00000000.01001 001
HostMax: 10.0.0.78 00001010.00000000.00000000.01001 110
Hosts/Net: 6 (Private Internet)

Network: 10.0.0.80/29 00001010.00000000.00000000.01010 000 (Class A)
Broadcast: 10.0.0.87 00001010.00000000.00000000.01010 111
HostMin: 10.0.0.81 00001010.00000000.00000000.01010 001
HostMax: 10.0.0.86 00001010.00000000.00000000.01010 110
Hosts/Net: 6 (Private Internet)

Network: 10.0.0.88/29 00001010.00000000.00000000.01011 000 (Class A)
Broadcast: 10.0.0.95 00001010.00000000.00000000.01011 111
HostMin: 10.0.0.89 00001010.00000000.00000000.01011 001
HostMax: 10.0.0.94 00001010.00000000.00000000.01011 110
Hosts/Net: 6 (Private Internet)

Network: 10.0.0.96/29 00001010.00000000.00000000.01100 000 (Class A)
Broadcast: 10.0.0.103 00001010.00000000.00000000.01100 111
HostMin: 10.0.0.97 00001010.00000000.00000000.01100 001
HostMax: 10.0.0.102 00001010.00000000.00000000.01100 110
Hosts/Net: 6 (Private Internet)

Network: 10.0.0.104/29 00001010.00000000.00000000.01101 000 (Class A)
Broadcast: 10.0.0.111 00001010.00000000.00000000.01101 111
HostMin: 10.0.0.105 00001010.00000000.00000000.01101 001
HostMax: 10.0.0.110 00001010.00000000.00000000.01101 110
Hosts/Net: 6 (Private Internet)

Network: 10.0.0.112/29 00001010.00000000.00000000.01110 000 (Class A)
Broadcast: 10.0.0.119 00001010.00000000.00000000.01110 111
HostMin: 10.0.0.113 00001010.00000000.00000000.01110 001
HostMax: 10.0.0.118 00001010.00000000.00000000.01110 110
Hosts/Net: 6 (Private Internet)

Network: 10.0.0.120/29 00001010.00000000.00000000.01111 000 (Class A)
Broadcast: 10.0.0.127 00001010.00000000.00000000.01111 111
HostMin: 10.0.0.121 00001010.00000000.00000000.01111 001
HostMax: 10.0.0.126 00001010.00000000.00000000.01111 110
Hosts/Net: 6 (Private Internet)

Network: 10.0.0.128/29 00001010.00000000.00000000.10000 000 (Class A)
Broadcast: 10.0.0.135 00001010.00000000.00000000.10000 111
HostMin: 10.0.0.129 00001010.00000000.00000000.10000 001
HostMax: 10.0.0.134 00001010.00000000.00000000.10000 110
Hosts/Net: 6 (Private Internet)

Network: 10.0.0.136/29 00001010.00000000.00000000.10001 000 (Class A)
Broadcast: 10.0.0.143 00001010.00000000.00000000.10001 111
HostMin: 10.0.0.137 00001010.00000000.00000000.10001 001
HostMax: 10.0.0.142 00001010.00000000.00000000.10001 110
Hosts/Net: 6 (Private Internet)

Network: 10.0.0.144/29 00001010.00000000.00000000.10010 000 (Class A)
Broadcast: 10.0.0.151 00001010.00000000.00000000.10010 111
HostMin: 10.0.0.145 00001010.00000000.00000000.10010 001
HostMax: 10.0.0.150 00001010.00000000.00000000.10010 110
Hosts/Net: 6 (Private Internet)

Network: 10.0.0.152/29 00001010.00000000.00000000.10011 000 (Class A)
Broadcast: 10.0.0.159 00001010.00000000.00000000.10011 111
HostMin: 10.0.0.153 00001010.00000000.00000000.10011 001
HostMax: 10.0.0.158 00001010.00000000.00000000.10011 110
Hosts/Net: 6 (Private Internet)

Network: 10.0.0.160/29 00001010.00000000.00000000.10100 000 (Class A)
Broadcast: 10.0.0.167 00001010.00000000.00000000.10100 111
HostMin: 10.0.0.161 00001010.00000000.00000000.10100 001
HostMax: 10.0.0.166 00001010.00000000.00000000.10100 110
Hosts/Net: 6 (Private Internet)

Network: 10.0.0.168/29 00001010.00000000.00000000.10101 000 (Class A)
Broadcast: 10.0.0.175 00001010.00000000.00000000.10101 111
HostMin: 10.0.0.169 00001010.00000000.00000000.10101 001
HostMax: 10.0.0.174 00001010.00000000.00000000.10101 110
Hosts/Net: 6 (Private Internet)

Network: 10.0.0.176/29 00001010.00000000.00000000.10110 000 (Class A)
Broadcast: 10.0.0.183 00001010.00000000.00000000.10110 111
HostMin: 10.0.0.177 00001010.00000000.00000000.10110 001
HostMax: 10.0.0.182 00001010.00000000.00000000.10110 110
Hosts/Net: 6 (Private Internet)

Network: 10.0.0.184/29 00001010.00000000.00000000.10111 000 (Class A)
Broadcast: 10.0.0.191 00001010.00000000.00000000.10111 111
HostMin: 10.0.0.185 00001010.00000000.00000000.10111 001
HostMax: 10.0.0.190 00001010.00000000.00000000.10111 110
Hosts/Net: 6 (Private Internet)

Network: 10.0.0.192/29 00001010.00000000.00000000.11000 000 (Class A)
Broadcast: 10.0.0.199 00001010.00000000.00000000.11000 111
HostMin: 10.0.0.193 00001010.00000000.00000000.11000 001
HostMax: 10.0.0.198 00001010.00000000.00000000.11000 110
Hosts/Net: 6 (Private Internet)

Network: 10.0.0.200/29 00001010.00000000.00000000.11001 000 (Class A)
Broadcast: 10.0.0.207 00001010.00000000.00000000.11001 111
HostMin: 10.0.0.201 00001010.00000000.00000000.11001 001
HostMax: 10.0.0.206 00001010.00000000.00000000.11001 110
Hosts/Net: 6 (Private Internet)

Network: 10.0.0.208/29 00001010.00000000.00000000.11010 000 (Class A)
Broadcast: 10.0.0.215 00001010.00000000.00000000.11010 111
HostMin: 10.0.0.209 00001010.00000000.00000000.11010 001
HostMax: 10.0.0.214 00001010.00000000.00000000.11010 110
Hosts/Net: 6 (Private Internet)

Network: 10.0.0.216/29 00001010.00000000.00000000.11011 000 (Class A)
Broadcast: 10.0.0.223 00001010.00000000.00000000.11011 111
HostMin: 10.0.0.217 00001010.00000000.00000000.11011 001
HostMax: 10.0.0.222 00001010.00000000.00000000.11011 110
Hosts/Net: 6 (Private Internet)

Network: 10.0.0.224/29 00001010.00000000.00000000.11100 000 (Class A)
Broadcast: 10.0.0.231 00001010.00000000.00000000.11100 111
HostMin: 10.0.0.225 00001010.00000000.00000000.11100 001
HostMax: 10.0.0.230 00001010.00000000.00000000.11100 110
Hosts/Net: 6 (Private Internet)

Network: 10.0.0.232/29 00001010.00000000.00000000.11101 000 (Class A)
Broadcast: 10.0.0.239 00001010.00000000.00000000.11101 111
HostMin: 10.0.0.233 00001010.00000000.00000000.11101 001
HostMax: 10.0.0.238 00001010.00000000.00000000.11101 110
Hosts/Net: 6 (Private Internet)

Network: 10.0.0.240/29 00001010.00000000.00000000.11110 000 (Class A)
Broadcast: 10.0.0.247 00001010.00000000.00000000.11110 111
HostMin: 10.0.0.241 00001010.00000000.00000000.11110 001
HostMax: 10.0.0.246 00001010.00000000.00000000.11110 110
Hosts/Net: 6 (Private Internet)

Network: 10.0.0.248/29 00001010.00000000.00000000.11111 000 (Class A)
Broadcast: 10.0.0.255 00001010.00000000.00000000.11111 111
HostMin: 10.0.0.249 00001010.00000000.00000000.11111 001
HostMax: 10.0.0.254 00001010.00000000.00000000.11111 110
Hosts/Net: 6 (Private Internet)

Subnets: 32
Hosts: 192

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.