Ip adress
Breakdown of IP Classes
A CIDR address includes the standard 32-bit IP address and also information on how many bits are used for the network prefix. For example, in the CIDR address 192.168.48/25, the "/25" indicates the first 25 bits are used to identify the unique network leaving the remaining bits to identify the specific host.
| CIDR Prefix |
Equivalent Class C |
No of Host Addresses |
| /30 | 1/64 | 2 |
| /29 |
1/32 |
6 |
| /28 |
1/16 |
14 |
| /27 |
1/8th |
32 |
| /26 |
1/4th |
64 |
| /25 |
1/2 |
128 |
| /24 |
1 |
256 |
| /23 |
2 |
512 |
| /22 |
4 |
1,024 |
| /21 |
8 |
2,048 |
| /20 |
16 |
4,096 |
| /19 |
32 |
8,192 |
| /18 |
64 |
16,384 |
| /17 |
128 |
32,768 |
| /16 |
256 |
65,536 |