Your IP address:
Provider:
...

For example: 3.17.154.171

/
Input
Address: 108.156.0.0
Netmask: 255.252.0.0 = 14
Inversion mask: 0.3.255.255
Binary: 01101100.10011100.00000000.00000000
Reserved: No
Result
Network: 108.156.0.0/14 (Class A)
First IP: 108.156.0.1
Last IP: 108.159.255.254
Broadcast: 108.159.255.255
Network range: 108.156.0.0 - 108.159.255.255
Number of hosts: 262142
Number of IP addresses: 262144