Your IP address:
Provider:
...

For example: 216.73.216.57

/
Input
Address: 161.178.0.0
Netmask: 255.255.224.0 = 19
Inversion mask: 0.0.31.255
Binary: 10100001.10110010.00000000.00000000
Reserved: No
Result
Network: 161.178.0.0/19 (Class B)
First IP: 161.178.0.1
Last IP: 161.178.31.254
Broadcast: 161.178.31.255
Network range: 161.178.0.0 - 161.178.31.255
List of all IP addresses: 161_178_0_0-19.txt
Number of hosts: 8190
Number of IP addresses: 8192