Your IP address:
Provider:
...

For example: 18.119.131.178

/
Input
Address: 99.87.32.0
Netmask: 255.255.224.0 = 19
Inversion mask: 0.0.31.255
Binary: 01100011.01010111.00100000.00000000
Reserved: No
Result
Network: 99.87.32.0/19 (Class A)
First IP: 99.87.32.1
Last IP: 99.87.63.254
Broadcast: 99.87.63.255
Network range: 99.87.32.0 - 99.87.63.255
List of all IP addresses: 99_87_32_0-19.txt
Number of hosts: 8190
Number of IP addresses: 8192