IP subnet calculator

123.30.114.96-123.30.189.255

123.30.114.96-123.30.114.127
123.30.114.96/27

123.30.114.128-123.30.114.255
123.30.114.128/25

123.30.115.0-123.30.115.255
123.30.115.0/24

123.30.116.0-123.30.119.255
123.30.116.0/22

123.30.120.0-123.30.127.255
123.30.120.0/21

123.30.128.0-123.30.159.255
123.30.128.0/19

123.30.160.0-123.30.175.255
123.30.160.0/20

123.30.176.0-123.30.183.255
123.30.176.0/21

123.30.184.0-123.30.187.255
123.30.184.0/22

123.30.188.0-123.30.189.255
123.30.188.0/23