Калькулятор IP подсетей

3.138.142.0-3.138.160.255

3.138.142.0-3.138.143.255
3.138.142.0/23

3.138.144.0-3.138.159.255
3.138.144.0/20

3.138.160.0-3.138.160.255
3.138.160.0/24