Your IP address:
Provider:
...

For example: 216.73.216.57

/
Input
Address: 199.36.100.0
Netmask: 255.255.254.0 = 23
Inversion mask: 0.0.1.255
Binary: 11000111.00100100.01100100.00000000
Reserved: No
Result
Network: 199.36.100.0/23 (Class C)
First IP: 199.36.100.1
Last IP: 199.36.101.254
Broadcast: 199.36.101.255
Network range: 199.36.100.0 - 199.36.101.255
List of all IP addresses: 199_36_100_0-23.txt
Number of hosts: 510
Number of IP addresses: 512