CIDR stands for Classless Inter Domain Routing. CIDR block is used to define a range of IP addresses. CIDR notation is composed of an IP address followed by a slash and a number called the network prefix.<br/>To get the number of IP adresses of your CIDR block, please give the prefix number after the slash of your CIDR block, for example: slash 16.
c. i. d. r. block
Alexa, ask CIDR block to give me the number of IP addresses for slash 31 Alexa, ask CIDR block what's the number of hosts for slash 16 Alexa, ask CIDR block, slash 24