Your IP address:
Provider:
...

For example: 216.73.216.135

/
Input
Address: 142.248.243.0
Netmask: 255.255.255.0 = 24
Inversion mask: 0.0.0.255
Binary: 10001110.11111000.11110011.00000000
Reserved: No
Result
Network: 142.248.243.0/24 (Class B)
First IP: 142.248.243.1
Last IP: 142.248.243.254
Broadcast: 142.248.243.255
Network range: 142.248.243.0 - 142.248.243.255
List of all IP addresses: 142_248_243_0-24.txt
Number of hosts: 254
Number of IP addresses: 256