Your IP address:
Provider:
...

For example: 44.193.80.126

/
Input
Address: 213.156.164.0
Netmask: 255.255.254.0 = 23
Inversion mask: 0.0.1.255
Binary: 11010101.10011100.10100100.00000000
Reserved: No
Result
Network: 213.156.164.0/23 (Class C)
First IP: 213.156.164.1
Last IP: 213.156.165.254
Broadcast: 213.156.165.255
Network range: 213.156.164.0 - 213.156.165.255
List of all IP addresses: 213_156_164_0-23.txt
Number of hosts: 510
Number of IP addresses: 512