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DNS course

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

What will I learn?

Gain skills to design, set up, and fix DNS systems for reliable name resolution in internal networks and public services. Master DNS architecture, client setups, zone planning, and methods to resolve outages, outdated records, and slow queries. Explore security features, logging, redundancy, and DNSSEC to ensure applications stay quick, tough, and safe.

Elevify advantages

Develop skills

  • DNS troubleshooting: quickly identify and resolve common name resolution issues.
  • DNS design: create efficient, scalable systems for cloud and on-site networks.
  • DNS security: protect zones using DNSSEC, response policies, access controls, and defences.
  • DNS records expertise: manage A, AAAA, MX, TXT, SRV, and CNAME records effectively.
  • Client and site DNS: improve resolvers, forwarding, caching, and backup routes.

Suggested summary

Before starting, you can change the chapters and 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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