| dziesiętnie | binarnie | ||
|---|---|---|---|
| adres IP | 121.221.128.0 | 01111001.11011101.10000000 .00000000 | |
| maska | 255.255.255.0 = 24 | 11111111.11111111.11111111 .00000000 | |
| adres sieci | 121.221.128.0/24 | 01111001.11011101.10000000 .00000000 | stara klasa A |
| adres rozgłoszeniowy | 121.221.128.255 | 01111001.11011101.10000000 .11111111 | |
| hostów w sieci | 254 | ||
| host min | 121.221.128.1 | 01111001.11011101.10000000 .00000001 | |
| host max | 121.221.128.254 | 01111001.11011101.10000000 .11111110 | |
| lista podsieci |