Subnets calculator

 

IP dec
IP bin
Mask dec
Mask bin
Coincidence
ID net
ID b-cast
First byte
Second byte
Third byte
Fourth byte

 

 

 

 

 

Real mask: None

Range of reserved addresses for internal use of companies:

Class A
10.0.0.0
10.255.255.255
255.0.0.0
Class B
172.16.0.0
172.31.255.255
255.255.0.0
Class C
192.168.0.0
192.168.255.255
255.255.255.0

 

 

Calculator made in php by www.lanrouter.com , for suggestions uses this address: calcsubnet@lanrouter.com