Your IP address:
Provider:
...

For example: 3.138.114.94

/
Input
Address: 99.83.104.0
Netmask: 255.255.248.0 = 21
Inversion mask: 0.0.7.255
Binary: 01100011.01010011.01101000.00000000
Reserved: No
Result
Network: 99.83.104.0/21 (Class A)
First IP: 99.83.104.1
Last IP: 99.83.111.254
Broadcast: 99.83.111.255
Network range: 99.83.104.0 - 99.83.111.255
List of all IP addresses: 99_83_104_0-21.txt
Number of hosts: 2046
Number of IP addresses: 2048