built using java swing and eclipse swing window builder.
idea :
11111111.11111111.11100000.00000000 \19 11111111.11111111.11110000.00000000 \20 11111111.11111111.11111000.00000000 \21 11111111.11111111.11111100.00000000 \22 11111111.11111111.11111110.00000000 \23 11111111.11111111.11111111.00000000 \24 11111111.11111111.11111111.10000000 \25 11111111.11111111.11111111.11000000 \26 11111111.11111111.11111111.11100000 \27 11111111.11111111.11111111.11110000 \28 11111111.11111111.11111111.11111000 \29 11111111.11111111.11111111.11111100 \30 11111111.11111111.11111111.11111110 \31 11111111.11111111.11111111.11111111 \32
Give IP Address AND ( / OR Subnet )
Get IP start, end, broadcast, network, etc.
IP
11000000.10101000.00000000.00000001
Netmask
11111111.11111111.11111111.00000000
Broadcast
11000000.10101000.00000000.11111111
First
11000000.10101000.00000000.00000001
Last
11000000.10101000.00000000.11111110
192.168.0.1 /24
broadcast 192.168.0.255
network 192.168.0.1
first usable address 192.168.0.1
last usable address 192.168.0.254
255.255.255.0