Калькулятор IP подсетей

144.91.115.0-144.91.127.255

144.91.115.0-144.91.115.255
144.91.115.0/24

144.91.116.0-144.91.119.255
144.91.116.0/22

144.91.120.0-144.91.127.255
144.91.120.0/21