Your IP address:
Provider:
...

For example: 216.73.216.57

/
Input
Address: 192.25.8.0
Netmask: 255.255.254.0 = 23
Inversion mask: 0.0.1.255
Binary: 11000000.00011001.00001000.00000000
Reserved: No
Result
Network: 192.25.8.0/23 (Class C)
First IP: 192.25.8.1
Last IP: 192.25.9.254
Broadcast: 192.25.9.255
Network range: 192.25.8.0 - 192.25.9.255
List of all IP addresses: 192_25_8_0-23.txt
Number of hosts: 510
Number of IP addresses: 512