Your IP address:
Provider:
...

For example: 3.21.76.0

/
Input
Address: 63.140.54.0
Netmask: 255.255.255.0 = 24
Inversion mask: 0.0.0.255
Binary: 00111111.10001100.00110110.00000000
Reserved: No
Result
Network: 63.140.54.0/24 (Class A)
First IP: 63.140.54.1
Last IP: 63.140.54.254
Broadcast: 63.140.54.255
Network range: 63.140.54.0 - 63.140.54.255
List of all IP addresses: 63_140_54_0-24.txt
Number of hosts: 254
Number of IP addresses: 256