Your IP address:
Provider:
...

For example: 216.73.216.57

/
Input
Address: 212.32.0.0
Netmask: 255.255.248.0 = 21
Inversion mask: 0.0.7.255
Binary: 11010100.00100000.00000000.00000000
Reserved: No
Result
Network: 212.32.0.0/21 (Class C)
First IP: 212.32.0.1
Last IP: 212.32.7.254
Broadcast: 212.32.7.255
Network range: 212.32.0.0 - 212.32.7.255
List of all IP addresses: 212_32_0_0-21.txt
Number of hosts: 2046
Number of IP addresses: 2048