online CIDR and IP subnet calculator : Check host

18.102.4.0-18.102.7.255
18.102.4.0/22

18.102.8.0-18.102.15.255
18.102.8.0/21

18.102.16.0-18.102.31.255
18.102.16.0/20

18.102.32.0-18.102.63.255
18.102.32.0/19

18.102.64.0-18.102.127.255
18.102.64.0/18

18.102.128.0-18.102.143.255
18.102.128.0/20

18.102.144.0-18.102.147.255
18.102.144.0/22

18.102.148.0-18.102.149.255
18.102.148.0/23

IP subnet calculator 18.102.4.0-18.102.149.255