192.168.0.0 - 192.168.5.253

Result:
192.168.5.0/25
192.168.5.128/26
192.168.5.192/27
192.168.5.224/28
192.168.5.240/29
192.168.5.248/30
192.168.5.252/31
192.168.0.0/22
192.168.4.0/24

Submit the start and end range

Start IP:
End IP:

This is a simple web interface for Net::CIDR's range2cidr function.

Source code for this page: range2cidr.pl.