Your IP address:
Provider:
...

For example: 54.173.221.132

/
Input
Address: 13.33.24.0
Netmask: 255.255.252.0 = 22
Inversion mask: 0.0.3.255
Binary: 00001101.00100001.00011000.00000000
Reserved: No
Result
Network: 13.33.24.0/22 (Class A)
First IP: 13.33.24.1
Last IP: 13.33.27.254
Broadcast: 13.33.27.255
Network range: 13.33.24.0 - 13.33.27.255
List of all IP addresses: 13_33_24_0-22.txt
Number of hosts: 1022
Number of IP addresses: 1024