Your IP address:
Provider:
...

For example: 54.174.225.82

/
Input
Address: 3.5.236.0
Netmask: 255.255.252.0 = 22
Inversion mask: 0.0.3.255
Binary: 00000011.00000101.11101100.00000000
Reserved: No
Result
Network: 3.5.236.0/22 (Class A)
First IP: 3.5.236.1
Last IP: 3.5.239.254
Broadcast: 3.5.239.255
Network range: 3.5.236.0 - 3.5.239.255
List of all IP addresses: 3_5_236_0-22.txt
Number of hosts: 1022
Number of IP addresses: 1024