What class of IP address is this?

What IP class is this IP address: ?

A) Class A

B) Class B

C) Class C

D) Class D

E) Class clown

The answer: B) Class B

The first octet of a Class B IP address range between 128 and 191. Since 165 is somewhere in the middle, it qualifies as a Class B address.

Want to know more? Watch “Protocols and Addresses.”

The fundamental languages used over our computer networks are a standard set of protocols that are used around the world. In this video, you’ll learn about protocols and the set of standards associated with TCP/IP. You’ll also learn the essentials of TCP/IP and how subnetting can be used to build today’s modern networks.