Your IP address:
Provider:
...

For example: 3.133.12.172

/
Input
Address: 199.47.129.0
Netmask: 255.255.255.0 = 24
Inversion mask: 0.0.0.255
Binary: 11000111.00101111.10000001.00000000
Reserved: No
Result
Network: 199.47.129.0/24 (Class C)
First IP: 199.47.129.1
Last IP: 199.47.129.254
Broadcast: 199.47.129.255
Network range: 199.47.129.0 - 199.47.129.255
List of all IP addresses: 199_47_129_0-24.txt
Number of hosts: 254
Number of IP addresses: 256