Your IP address:
Provider:
...

For example: 18.190.219.65

/
Input
Address: 212.115.126.0
Netmask: 255.255.254.0 = 23
Inversion mask: 0.0.1.255
Binary: 11010100.01110011.01111110.00000000
Reserved: No
Result
Network: 212.115.126.0/23 (Class C)
First IP: 212.115.126.1
Last IP: 212.115.127.254
Broadcast: 212.115.127.255
Network range: 212.115.126.0 - 212.115.127.255
List of all IP addresses: 212_115_126_0-23.txt
Number of hosts: 510
Number of IP addresses: 512