IP subnet calculator

128.199.64.0-128.199.252.255

128.199.64.0-128.199.127.255
128.199.64.0/18

128.199.128.0-128.199.191.255
128.199.128.0/18

128.199.192.0-128.199.223.255
128.199.192.0/19

128.199.224.0-128.199.239.255
128.199.224.0/20

128.199.240.0-128.199.247.255
128.199.240.0/21

128.199.248.0-128.199.251.255
128.199.248.0/22

128.199.252.0-128.199.252.255
128.199.252.0/24