Help Understanding DNS Lookups – Infographic

The infographic assumes no DNS records are cached at any point. Once caching is involved, the situation becomes more complicated.

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More Ideas

Please share your ideas for more infographics. We have a few more on DNS and email issues in the pipeline.

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Juli Zurovec

Operations Manager at rackAID
Finding that her perfectionism met the demands of IT management, Juli pursued Red Hat training, then put her skills and knowledge to work at rackAID. Juli's obsession with detail and passion for problem-solving translates into a better night's sleep for rackAID clients, who know their operations are running smoothly.

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  • Brian September 7, 2011 at 12:13 pm

    Nice, easy to understand and very correct from what I can tell. One of the more simple diagrams.

  • Gavin January 15, 2012 at 2:45 am

    Dear Audrey,
    Thanks for the nice graphic of a DNS look up action, its very helpful and I would like to use it in a online discussion I will have with a group of university peers.