Your IP address:
Provider:
...

For example: 3.145.130.31

/
Input
Address: 13.224.66.0
Netmask: 255.255.254.0 = 23
Inversion mask: 0.0.1.255
Binary: 00001101.11100000.01000010.00000000
Reserved: No
Result
Network: 13.224.66.0/23 (Class A)
First IP: 13.224.66.1
Last IP: 13.224.67.254
Broadcast: 13.224.67.255
Network range: 13.224.66.0 - 13.224.67.255
List of all IP addresses: 13_224_66_0-23.txt
Number of hosts: 510
Number of IP addresses: 512