Калькулятор IP подсетей 157.7.32.0-157.7.99.255
157.7.32.0-157.7.63.255
157.7.32.0/19
157.7.64.0-157.7.95.255
157.7.64.0/19
157.7.96.0-157.7.99.255
157.7.96.0/22
