CIDR | Netmask | Addresses
|
/32 | 255.255.255.255 | 1
|
/31 | 255.255.255.254 | 2
|
/30 | 255.255.255.252 | 4
|
/29 | 255.255.255.248 | 8
|
/28 | 255.255.255.240 | 16
|
/27 | 255.255.255.224 | 32
|
/26 | 255.255.255.192 | 64
|
/25 | 255.255.255.128 | 128
|
/24 | 255.255.255.0 | 256
|
/23 | 255.255.254.0 | 512
|
/22 | 255.255.252.0 | 1,024
|
/21 | 255.255.248.0 | 2,048
|
/20 | 255.255.240.0 | 4,096
|
/19 | 255.255.224.0 | 8,192
|
/18 | 255.255.192.0 | 16,384
|
/17 | 255.255.128.0 | 32,768
|
/16 | 255.255.0.0 | 65,536
|
/15 | 255.254.0.0 | 131,072
|
/14 | 255.252.0.0 | 262,144
|
/13 | 255.248.0.0 | 524,288
|
/12 | 255.240.0.0 | 1,048,576
|
/11 | 255.224.0.0 | 2,097,152
|
/10 | 255.192.0.0 | 4,194,304
|
/9 | 255.128.0.0 | 8,388,608
|
/8 | 255.0.0.0 | 16,777,216
|
/7 | 254.0.0.0 | 33,554,432
|
/6 | 252.0.0.0 | 67,108,864
|
/5 | 248.0.0.0 | 134,217,728
|
/4 | 240.0.0.0 | 268,435,456
|
/3 | 224.0.0.0 | 536,870,912
|
/2 | 192.0.0.0 | 1,073,741,824
|
/1 | 128.0.0.0 | 2,147,483,648
|
/0 | 0.0.0.0 | 4,294,967,296
|