Your IP address:
Provider:
...

For example: 3.146.152.99

/
Input
Address: 188.230.80.0
Netmask: 255.255.240.0 = 20
Inversion mask: 0.0.15.255
Binary: 10111100.11100110.01010000.00000000
Reserved: No
Result
Network: 188.230.80.0/20 (Class B)
First IP: 188.230.80.1
Last IP: 188.230.95.254
Broadcast: 188.230.95.255
Network range: 188.230.80.0 - 188.230.95.255
List of all IP addresses: 188_230_80_0-20.txt
Number of hosts: 4094
Number of IP addresses: 4096