Your IP address:
Provider:
...

For example: 216.73.216.51

/
Input
Address: 208.122.42.0
Netmask: 255.255.255.0 = 24
Inversion mask: 0.0.0.255
Binary: 11010000.01111010.00101010.00000000
Reserved: No
Result
Network: 208.122.42.0/24 (Class C)
First IP: 208.122.42.1
Last IP: 208.122.42.254
Broadcast: 208.122.42.255
Network range: 208.122.42.0 - 208.122.42.255
List of all IP addresses: 208_122_42_0-24.txt
Number of hosts: 254
Number of IP addresses: 256