Your IP address:
Provider:
...

For example: 3.141.100.120

/
Input
Address: 199.47.128.0
Netmask: 255.255.254.0 = 23
Inversion mask: 0.0.1.255
Binary: 11000111.00101111.10000000.00000000
Reserved: No
Result
Network: 199.47.128.0/23 (Class C)
First IP: 199.47.128.1
Last IP: 199.47.129.254
Broadcast: 199.47.129.255
Network range: 199.47.128.0 - 199.47.129.255
List of all IP addresses: 199_47_128_0-23.txt
Number of hosts: 510
Number of IP addresses: 512