Your IP address:
Provider:
...

For example: 18.218.184.214

/
Input
Address: 108.157.16.0
Netmask: 255.255.240.0 = 20
Inversion mask: 0.0.15.255
Binary: 01101100.10011101.00010000.00000000
Reserved: No
Result
Network: 108.157.16.0/20 (Class A)
First IP: 108.157.16.1
Last IP: 108.157.31.254
Broadcast: 108.157.31.255
Network range: 108.157.16.0 - 108.157.31.255
List of all IP addresses: 108_157_16_0-20.txt
Number of hosts: 4094
Number of IP addresses: 4096