IP subnet calculator

72.55.165.0-72.55.165.28

72.55.165.0-72.55.165.15
72.55.165.0/28

72.55.165.16-72.55.165.23
72.55.165.16/29

72.55.165.24-72.55.165.27
72.55.165.24/30

72.55.165.28-72.55.165.28
72.55.165.28/32