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DNS course

DNS course
from 4 to 360h flexible workload
valid certificate in your country

What will I learn?

This concise DNS Course shows you how to design, configure, and troubleshoot reliable name resolution for internal and public services. Learn practical DNS architecture, client configuration, and zone planning, then apply proven methods to fix outages, stale records, and slow lookups. You also cover security, logging, redundancy, and DNSSEC so you can keep critical applications fast, resilient, and protected.

Elevify advantages

Develop skills

  • DNS troubleshooting: pinpoint and fix real-world name resolution failures fast.
  • DNS design: build scalable, low-latency architectures for hybrid cloud networks.
  • DNS security: harden zones with DNSSEC, RPZ, ACLs, and attack mitigations.
  • DNS records mastery: plan A, AAAA, MX, TXT, SRV, and CNAME for public and internal use.
  • Client and branch DNS: optimize resolvers, forwarding, caching, and failover paths.

Suggested summary

Before starting, you can change the chapters and the workload. Choose which chapter to start with. Add or remove chapters. Increase or decrease the course workload.
Workload: between 4 and 360 hours

What our students say

Your classes are perfect. I got the one-year package and finally have the chance to follow several topics I'm interested in without having to switch platforms... thank you for everything you do, I've already recommended you to others...
Giulio Carlo
Giulio CarloDigital Marketing Student
I like how the lessons get straight to the point and how I can switch chapters and skip content I don't need.
Mariana Ferres
Mariana FerresPhotography Student
I like the content and the way the videos are presented and transcribed, which speeds up the process!
Luciana Alvarenga
Luciana AlvarengaNail Design Student
The platform is fast and easy to use. The variety of content and the extra videos really help with learning.
Giulio Carlo
Giulio CarloPrompt Engineering Student

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