Your IP address:
Provider:
...

For example: 216.73.216.57

/
Input
Address: 69.16.176.0
Netmask: 255.255.240.0 = 20
Inversion mask: 0.0.15.255
Binary: 01000101.00010000.10110000.00000000
Reserved: No
Result
Network: 69.16.176.0/20 (Class A)
First IP: 69.16.176.1
Last IP: 69.16.191.254
Broadcast: 69.16.191.255
Network range: 69.16.176.0 - 69.16.191.255
List of all IP addresses: 69_16_176_0-20.txt
Number of hosts: 4094
Number of IP addresses: 4096