Your IP address:
Provider:
...

For example: 216.73.216.57

/
Input
Address: 209.197.0.0
Netmask: 255.255.224.0 = 19
Inversion mask: 0.0.31.255
Binary: 11010001.11000101.00000000.00000000
Reserved: No
Result
Network: 209.197.0.0/19 (Class C)
First IP: 209.197.0.1
Last IP: 209.197.31.254
Broadcast: 209.197.31.255
Network range: 209.197.0.0 - 209.197.31.255
List of all IP addresses: 209_197_0_0-19.txt
Number of hosts: 8190
Number of IP addresses: 8192