online CIDR and IP subnet calculator : Check host

54.172.255.0-54.172.255.127
54.172.255.0/25

54.172.255.128-54.172.255.191
54.172.255.128/26

54.172.192.0-54.172.223.255
54.172.192.0/19

54.172.224.0-54.172.239.255
54.172.224.0/20

54.172.240.0-54.172.247.255
54.172.240.0/21

54.172.248.0-54.172.251.255
54.172.248.0/22

54.172.252.0-54.172.253.255
54.172.252.0/23

54.172.254.0-54.172.254.255
54.172.254.0/24

IP subnet calculator 54.172.192.0-54.172.255.191