Your IP address:
Provider:
...

For example: 216.73.216.57

/
Input
Address: 159.172.64.0
Netmask: 255.255.254.0 = 23
Inversion mask: 0.0.1.255
Binary: 10011111.10101100.01000000.00000000
Reserved: No
Result
Network: 159.172.64.0/23 (Class B)
First IP: 159.172.64.1
Last IP: 159.172.65.254
Broadcast: 159.172.65.255
Network range: 159.172.64.0 - 159.172.65.255
List of all IP addresses: 159_172_64_0-23.txt
Number of hosts: 510
Number of IP addresses: 512