Калькулятор IP подсетей

213.87.132.138-213.87.132.142

213.87.132.138-213.87.132.139
213.87.132.138/31

213.87.132.140-213.87.132.141
213.87.132.140/31

213.87.132.142-213.87.132.142
213.87.132.142/32