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30-Day Money-Back Guarantee
IT & Software Network & Security DNS

DNS basics - Understand, setup and manage your own domains.

Learn how DNS works. Use bind and dig to setup and troubleshoot DNS servers and zone information.
Rating: 3.8 out of 53.8 (401 ratings)
2,672 students
Created by Jimmy Larsson
Last updated 1/2020
English
English [Auto]
30-Day Money-Back Guarantee

What you'll learn

  • setup your own DNS servers.
  • understand how the DNS protocol works.

Requirements

  • Basic knowledge of IP and networking in general is good.

Description

Course last updated 2016-03-15, see update log below!

Now more than 1100 enrolled users and average rating of 4.7 (out of 5)!

In this course You will learn anything about DNS - Domain Name System. Topic include:

  • The different components of DNS and how they cooperate.
  • How the domain hierarchy is structured in different levels.
  • What different types of information is stored in DNS.
  • How a DNS query and response works.
  • How the information is stored in zone files.
  • Recursive queries, the role of a local resolver.
  • How to use the tool dig for testing and troubleshooting DNS in various ways..
  • We will start with the basics and build ourself up to advanced sections. Starting with the domain hierarchy, how the protocol works and continue into dig, zone transfers and best practices for DNS setup with bind.


Remember! 30 days money-back guarantee with no questions asked. I want you to be satisfied with my course. No Happy - No Pay!


Also, please take advantage of the free previews to see way you will get.


After finishing this course you will feel confident and have full knowledge of all aspects of DNS! You will feel confident in how to setup, manage and troubleshoot DNS.


Updates:

  • 2016-01-19 Added text lecture about DNSSec and IPv6
  • 2016-01-19 Added a lecture that shows a bind installation in action
  • 2016-01-24 Added lecture about zone delegations in bind
  • 2016-02-01 Added lecture about DNS spoofing
  • 2016-02-03 Added bonus lecture at the end of the course.
  • 2016-03-15 Added text lecture about top level domains.

Who this course is for:

  • IT professionals

Course content

6 sections • 21 lectures • 1h 5m total length

  • Preview01:28
  • Preview02:20
  • Preview01:32

  • Preview04:25
  • Clarifications on the terms "zone", "domain" and zone file
    00:39
  • Record types
    03:08
  • Packet format
    03:51
  • Preview05:27
  • Internet Top Level Domains
    00:41
  • DNS server roles
    02:39
  • Root servers
    01:05

  • Tools
    01:57
  • Install dig on windows
    00:12
  • dig usage
    04:45
  • dig trace fun
    00:19

  • Zone file walkthrough
    06:21
  • Bind walkthrough
    11:51
  • bind delegations
    02:11

  • DNSSec and IPv6 - two topics mentioned just briefly
    01:47
  • DNS Spoofing
    08:45

  • Bonus lecture: About me and my courses
    00:29

Instructor

Jimmy Larsson
Senior Consultant, Instructor and CISSP
Jimmy Larsson
  • 4.4 Instructor Rating
  • 2,619 Reviews
  • 10,696 Students
  • 14 Courses

I have been working in IT since 1991. My focus the last 15 years has been in Routing&Switching and Security. I have certifications in Cisco (CCNA, CCNP, CCSP) since 2000, also certified Checkpoing CCSA/CCSP and ISC2 CISSP. After 20+ years as an IT consultant I have a broad as well as deep knowledge in TCP/IP, routing, switching and firewalling.

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