Your IP address:
Provider:
...

For example: 44.220.59.236

/
Input
Address: 75.3.0.0
Netmask: 255.255.192.0 = 18
Inversion mask: 0.0.63.255
Binary: 01001011.00000011.00000000.00000000
Reserved: No
Result
Network: 75.3.0.0/18 (Class A)
First IP: 75.3.0.1
Last IP: 75.3.63.254
Broadcast: 75.3.63.255
Network range: 75.3.0.0 - 75.3.63.255
List of all IP addresses: 75_3_0_0-18.txt
Number of hosts: 16382
Number of IP addresses: 16384