What class of IP address is this?

Published on May 19th, 2010 at 8:00 am

Last modified on August 13th, 2012 at 2:26 pm



What IP class is this IP address: 165.245.55.2 ?

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.

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Category: CompTIA A+ Pop Quizzes

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