IPcalc - расчет подсетей

ip netmask
in:
ip: 3.144.143.31 00000011.10010000.10001111.   00011111
netmask: 255.255.255.0 = 24 11111111.11111111.11111111.   00000000
wildcard mask: 0.0.0.255 00000000.00000000.00000000.   11111111
out:
net: 3.144.143.0 / 24 00000011.10010000.10001111.   00000000
hostmin: 3.144.143.1 00000011.10010000.10001111.   00000001
hostmax: 3.144.143.254 00000011.10010000.10001111.   11111110
broadcast: 3.144.143.255 00000011.10010000.10001111.   11111111
hosts: 254 Class A