Your IP address:
Provider:
...

For example: 3.231.146.172

/
Input
Address: 165.178.0.0
Netmask: 255.255.0.0 = 16
Inversion mask: 0.0.255.255
Binary: 10100101.10110010.00000000.00000000
Reserved: No
Result
Network: 165.178.0.0/16 (Class B)
First IP: 165.178.0.1
Last IP: 165.178.255.254
Broadcast: 165.178.255.255
Network range: 165.178.0.0 - 165.178.255.255
List of all IP addresses: 165_178_0_0-16.txt
Number of hosts: 65534
Number of IP addresses: 65536