Your IP address:
Provider:
...

For example: 3.138.118.250

/
Input
Address: 217.147.180.0
Netmask: 255.255.254.0 = 23
Inversion mask: 0.0.1.255
Binary: 11011001.10010011.10110100.00000000
Reserved: No
Result
Network: 217.147.180.0/23 (Class C)
First IP: 217.147.180.1
Last IP: 217.147.181.254
Broadcast: 217.147.181.255
Network range: 217.147.180.0 - 217.147.181.255
List of all IP addresses: 217_147_180_0-23.txt
Number of hosts: 510
Number of IP addresses: 512