Your IP address:
Provider:
...

For example: 3.23.101.60

/
Input
Address: 13.33.0.0
Netmask: 255.255.192.0 = 18
Inversion mask: 0.0.63.255
Binary: 00001101.00100001.00000000.00000000
Reserved: No
Result
Network: 13.33.0.0/18 (Class A)
First IP: 13.33.0.1
Last IP: 13.33.63.254
Broadcast: 13.33.63.255
Network range: 13.33.0.0 - 13.33.63.255
List of all IP addresses: 13_33_0_0-18.txt
Number of hosts: 16382
Number of IP addresses: 16384