Your IP address:
Provider:
...

For example: 216.73.216.57

/
Input
Address: 89.213.200.0
Netmask: 255.255.254.0 = 23
Inversion mask: 0.0.1.255
Binary: 01011001.11010101.11001000.00000000
Reserved: No
Result
Network: 89.213.200.0/23 (Class A)
First IP: 89.213.200.1
Last IP: 89.213.201.254
Broadcast: 89.213.201.255
Network range: 89.213.200.0 - 89.213.201.255
List of all IP addresses: 89_213_200_0-23.txt
Number of hosts: 510
Number of IP addresses: 512