This group of pages has my contributions to the Internet community.
| network | network mask | hosts | networks | total hosts | |
|---|---|---|---|---|---|
| /count | possible | available | |||
| 16 | 255.255.0.0 | 65536 | 65534 | 1 | 65534 |
| 17 | 255.255.128.0 | 32768 | 32766 | 2 | 65532 |
| 18 | 255.255.192.0 | 16384 | 16382 | 4 | 65528 |
| 19 | 255.255.224.0 | 8192 | 8190 | 8 | 65520 |
| 20 | 255.255.240.0 | 4096 | 4094 | 16 | 65504 |
| 21 | 255.255.248.0 | 2048 | 2046 | 32 | 65472 |
| 22 | 255.255.252.0 | 1024 | 1022 | 64 | 65408 |
| 23 | 255.255.254.0 | 512 | 510 | 128 | 65280 |
| 24 | 255.255.255.0 | 256 | 254 | 256 | 65024 |
| 25 | 255.255.255.128 | 128 | 126 | 512 | 64512 |
| 26 | 255.255.255.192 | 64 | 62 | 1024 | 63488 |
| 27 | 255.255.255.224 | 32 | 30 | 2048 | 61440 |
| 28 | 255.255.255.240 | 16 | 14 | 4096 | 57344 |
| 29 | 255.255.255.248 | 8 | 6 | 8192 | 48744 |
| 30 | 255.255.255.252 | 4 | 2 | 16384 | 32764 |
| network | network mask | hosts | networks | total hosts | |
|---|---|---|---|---|---|
| /count | possible | available | |||
| 24 | 255.255.255.0 | 256 | 254 | 1 | 254 |
| 25 | 255.255.255.128 | 128 | 126 | 2 | 252 |
| 26 | 255.255.255.192 | 64 | 62 | 4 | 248 |
| 27 | 255.255.255.224 | 32 | 30 | 8 | 240 |
| 28 | 255.255.255.240 | 16 | 14 | 16 | 224 |
| 29 | 255.255.255.248 | 8 | 6 | 32 | 192 |
| 30 | 255.255.255.252 | 4 | 2 | 64 | 128 |
possible: number of mathematically possible hosts or networks.
available: number of hosts or networks after subtracting all-zeros and all-ones identifiers.
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Last modified Tuesday, 2010-03-02T20:27:05-06:00.