Your IP address:
Provider:
...

For example: 3.144.233.150

/
Input
Address: 208.85.48.0
Netmask: 255.255.248.0 = 21
Inversion mask: 0.0.7.255
Binary: 11010000.01010101.00110000.00000000
Reserved: No
Result
Network: 208.85.48.0/21 (Class C)
First IP: 208.85.48.1
Last IP: 208.85.55.254
Broadcast: 208.85.55.255
Network range: 208.85.48.0 - 208.85.55.255
List of all IP addresses: 208_85_48_0-21.txt
Number of hosts: 2046
Number of IP addresses: 2048