| 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
|