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Querying DNS Client Configuration from the Command Line

Knowing how to locate DNS information, and how to perform queries using the configured DNS host (as well as other hosts), is a useful skill. In this hands-on lab, we’ll verify the network DNS configuration settings and perform several DNS queries.

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Path Info

Level
Clock icon Beginner
Duration
Clock icon 45m
Published
Clock icon Jul 17, 2019

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Table of Contents

  1. Challenge

    Determine the Configured DNS Host

    Determine the Configured DNS Host by checking the /etc/resolv.conf file.

  2. Challenge

    Perform a DNS Lookup on www.acloudguru.com Using the Configured DNS Host

    Utilize the host and dig commands to query www.acloudguru.com and observe the results.

  3. Challenge

    Perform a DNS Lookup of www.acloudguru.com Using Another DNS Host

    Utilize the host and dig commands to query www.acloudguru.com utilizing another DNS host and observe the results. Note: The DNS host for CloudFlare (1.1.1.1) was used as an example, but you can also use Google DNS (8.8.8.8 or 8.8.4.4).

  4. Challenge

    Test Connectivity to www.acloudguru.com

    Utilize the ping and curl commands to test connectivity to www.acloudguru.com and observe the results.

Pluralsight Skills - Labs - Pluralsight
Author
Pluralsight Skills

Pluralsight Skills gives leaders confidence they have the skills needed to execute technology strategy. Technology teams can benchmark expertise across roles, speed up release cycles and build reliable, secure products. By leveraging our expert content, skill assessments and one-of-a-kind analytics, keep up with the pace of change, put the right people on the right projects and boost productivity. It's the most effective path to developing tech skills at scale.

What's a lab?

Hands-on Labs are real environments created by industry experts to help you learn. These environments help you gain knowledge and experience, practice without compromising your system, test without risk, destroy without fear, and let you learn from your mistakes. Hands-on Labs: practice your skills before delivering in the real world.

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We will provide the credentials and environment necessary for you to practice right within your browser.

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Follow along with the author’s guided walkthrough and build something new in your provided environment!

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On average, you retain 75% more of your learning if you get time for practice.
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