Your IP address:
Provider:
...

For example: 18.221.15.15

/
Input
Address: 205.157.216.0
Netmask: 255.255.255.0 = 24
Inversion mask: 0.0.0.255
Binary: 11001101.10011101.11011000.00000000
Reserved: No
Result
Network: 205.157.216.0/24 (Class C)
First IP: 205.157.216.1
Last IP: 205.157.216.254
Broadcast: 205.157.216.255
Network range: 205.157.216.0 - 205.157.216.255
List of all IP addresses: 205_157_216_0-24.txt
Number of hosts: 254
Number of IP addresses: 256