online CIDR and IP subnet calculator : Check host

50.28.67.100-50.28.67.103
50.28.67.100/30

50.28.67.104-50.28.67.111
50.28.67.104/29

50.28.67.112-50.28.67.127
50.28.67.112/28

50.28.67.128-50.28.67.255
50.28.67.128/25

50.28.72.0-50.28.72.127
50.28.72.0/25

50.28.72.128-50.28.72.191
50.28.72.128/26

50.28.72.192-50.28.72.207
50.28.72.192/28

50.28.72.208-50.28.72.215
50.28.72.208/29

50.28.68.0-50.28.71.255
50.28.68.0/22

IP subnet calculator 50.28.67.100-50.28.72.215