IP Addressing and Classes

IP – Internet Protocol

IP or IP address is a number i.e. ( 216.58.216.165 ) used to indicate the location of a computer or other device on a network.

IP address classes

 IPv4 IP address, there are five classes of available IP ranges:

Class A

Class B

Class C

Class D

Class E

Only A, B, C are commonly used.

Each class has its range of valid IP addresses are shown below :

ClassAddress RangeSupports
Class A1.0.0.1 to 126.255.255.254Supports 16 million hosts on each of 127 networks.
Class B128.1.0.1 to 191.255.255.254Supports 65,000 hosts on each of 16,000 networks.
Class C192.0.1.1 to 223.255.254.254Supports 254 hosts on each of 2 million networks.
Class D224.0.0.0 to 239.255.255.255Reserved for multicast groups.
Class E240.0.0.0 to 254.255.255.254Reserved for future use, or Research and Development Purposes.

Range from 127.0.0.0 are reserved for the loopback or localhost i.e. 127.0.0.1

Click to rate this post!
[Total: 1 Average: 5]

Share and Enjoy !

Shares
Get Weekly KBV Tips !

Learn and improve day to day Knowledge & lifestyles.