Your IP address:
Provider:
...

For example: 18.220.154.41

/
Input
Address: 142.54.39.0
Netmask: 255.255.255.0 = 24
Inversion mask: 0.0.0.255
Binary: 10001110.00110110.00100111.00000000
Reserved: No
Result
Network: 142.54.39.0/24 (Class B)
First IP: 142.54.39.1
Last IP: 142.54.39.254
Broadcast: 142.54.39.255
Network range: 142.54.39.0 - 142.54.39.255
List of all IP addresses: 142_54_39_0-24.txt
Number of hosts: 254
Number of IP addresses: 256