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



Address:   20.120.47.225         00010100.01111 000.00101111.11100001
Netmask: 255.248.0.0 = 13 11111111.11111 000.00000000.00000000
Wildcard: 0.7.255.255 00000000.00000 111.11111111.11111111
=> Network: 20.120.0.0/13 00010100.01111 000.00000000.00000000 (Class A)
Broadcast: 20.127.255.255 00010100.01111 111.11111111.11111111
HostMin: 20.120.0.1 00010100.01111 000.00000000.00000001
HostMax: 20.127.255.254 00010100.01111 111.11111111.11111110
Hosts/Net: 524286


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.