Convert IP Range to CIDR

IP To CIDR allows you to convert IP range to CIDR specification. This utility is useful for Apache web server administrators and give them a possibility to easy manage domain access.
After pressing 'Submit', the script will return an array of CIDR blocks that fit into a specified range of ip addresses.

CIDR Converter

This will generate a report from a CIDR notationed IP.
After pressing 'Submit', the script will return an array of IP addresses in the network.