eerkunt / ipCidr

IP/Netmask to IP/CIDR, IP/CIDR to IP/Netmask, IP-Range to IP/CIDR(s) Conversion Script

ipCidr

This script converts

• IP/Netmask to IP/CIDR
• IP/CIDR to IP/Netmask
• IP-Range to IP/CIDR(s)

Examples

IP/Netmask to IP/CIDR Conversion :

$ ./ipCidr.py 192.168.0.1/255.255.255.0
192.168.0.1/24;192.168.0.0/24

IP/CIDR to IP/Netmask Conversion :

$ ./ipCidr.py 192.168.0.0/24
192.168.0.0/255.255.255.0
$ ./ipCidr.py 192.168.0.1/24
192.168.0.1/255.255.255.0

IP-Range to IP/CIDR(s) Conversion :

$ ./ipCidr.py 192.168.0.0-192.168.0.255
192.168.0.0/24

$ ./ipCidr.py 192.168.0.1-192.168.0.255
192.168.0.1/32
192.168.0.2/31
192.168.0.4/30
192.168.0.8/29
192.168.0.16/28
192.168.0.32/27
192.168.0.64/26
192.168.0.128/25