Your IP address:
Provider:
...

For example: 3.22.171.136

/
Input
Address: 136.18.36.0
Netmask: 255.255.252.0 = 22
Inversion mask: 0.0.3.255
Binary: 10001000.00010010.00100100.00000000
Reserved: No
Result
Network: 136.18.36.0/22 (Class B)
First IP: 136.18.36.1
Last IP: 136.18.39.254
Broadcast: 136.18.39.255
Network range: 136.18.36.0 - 136.18.39.255
List of all IP addresses: 136_18_36_0-22.txt
Number of hosts: 1022
Number of IP addresses: 1024