Your IP address:
Provider:
...

For example: 44.204.34.64

/
Input
Address: 65.9.0.0
Netmask: 255.255.252.0 = 22
Inversion mask: 0.0.3.255
Binary: 01000001.00001001.00000000.00000000
Reserved: No
Result
Network: 65.9.0.0/22 (Class A)
First IP: 65.9.0.1
Last IP: 65.9.3.254
Broadcast: 65.9.3.255
Network range: 65.9.0.0 - 65.9.3.255
List of all IP addresses: 65_9_0_0-22.txt
Number of hosts: 1022
Number of IP addresses: 1024