Your IP address:
Provider:
...

For example: 18.222.22.244

/
Input
Address: 204.87.185.0
Netmask: 255.255.255.0 = 24
Inversion mask: 0.0.0.255
Binary: 11001100.01010111.10111001.00000000
Reserved: No
Result
Network: 204.87.185.0/24 (Class C)
First IP: 204.87.185.1
Last IP: 204.87.185.254
Broadcast: 204.87.185.255
Network range: 204.87.185.0 - 204.87.185.255
List of all IP addresses: 204_87_185_0-24.txt
Number of hosts: 254
Number of IP addresses: 256