Your IP address:
Provider:
...

For example: 3.135.185.194

/
Input
Address: 151.148.42.0
Netmask: 255.255.254.0 = 23
Inversion mask: 0.0.1.255
Binary: 10010111.10010100.00101010.00000000
Reserved: No
Result
Network: 151.148.42.0/23 (Class B)
First IP: 151.148.42.1
Last IP: 151.148.43.254
Broadcast: 151.148.43.255
Network range: 151.148.42.0 - 151.148.43.255
List of all IP addresses: 151_148_42_0-23.txt
Number of hosts: 510
Number of IP addresses: 512