IPv4 Classless Inter-Domain Routing (CIDR) Subnet Calculator Online
Classless Inter-Domain Routing (CIDR) Classless Inter-Domain Routing (CIDR) is also called sometimes supernetting. CIDR is a way to allow more flexible allocation of IP addresses than was possible with the original system of IP address classes. With Classless Inter-Domain Routing the number of available Internet IP addresses was …