Your IP address:
Provider:
...

For example: 216.73.216.51

/
Input
Address: 31.220.245.0
Netmask: 255.255.255.0 = 24
Inversion mask: 0.0.0.255
Binary: 00011111.11011100.11110101.00000000
Reserved: No
Result
Network: 31.220.245.0/24 (Class A)
First IP: 31.220.245.1
Last IP: 31.220.245.254
Broadcast: 31.220.245.255
Network range: 31.220.245.0 - 31.220.245.255
List of all IP addresses: 31_220_245_0-24.txt
Number of hosts: 254
Number of IP addresses: 256