Your IP address:
Provider:
...

For example: 3.234.246.109

/
Input
Address: 99.83.102.0
Netmask: 255.255.254.0 = 23
Inversion mask: 0.0.1.255
Binary: 01100011.01010011.01100110.00000000
Reserved: No
Result
Network: 99.83.102.0/23 (Class A)
First IP: 99.83.102.1
Last IP: 99.83.103.254
Broadcast: 99.83.103.255
Network range: 99.83.102.0 - 99.83.103.255
List of all IP addresses: 99_83_102_0-23.txt
Number of hosts: 510
Number of IP addresses: 512