CIDR Calculator
Netmask
255.255.0.0
Broadcast Address
169.254.255.255
First Usable IP
169.254.0.1
Last Usable IP
169.254.255.254
Available IPs
65,534
Network Type
Class B
Interactive Binary Calculator
IP Address (Binary)
10101001
·11111110
·00000000
·00000000
Netmask (Binary)
11111111
·11111111
·00000000
·00000000
Classless Inter-Domain Routing (or CIDR), is a method for allocating IP addresses for IP routing first introduced in 1993 to replace the previous classful network addressing architecture on the Internet.