DNS course
This course equips you with skills to expertly handle DNS design, troubleshooting, and security across enterprise networks. You will learn to swiftly resolve outages, enhance name resolution efficiency, strengthen infrastructure security, and effectively plan zones for both internal and public use, ensuring scalable and dependable IT setups.

flexible workload of 4 to 360h
valid certificate in your country
What will I learn?
Gain expertise in designing, setting up, and resolving issues in DNS for reliable name resolution in internal and external networks. Master DNS architecture, client setups, zone management, and techniques to address outages, outdated records, and delayed queries. Explore security measures, logging, redundancy, and DNSSEC to ensure applications remain swift, robust, and secure.
Elevify advantages
Develop skills
- DNS troubleshooting: quickly identify and resolve actual name resolution problems.
- DNS design: create efficient, low-delay systems for cloud-hybrid environments.
- DNS security: secure zones using DNSSEC, RPZ, access controls, and threat protections.
- DNS records expertise: manage A, AAAA, MX, TXT, SRV, CNAME for diverse applications.
- Client and site DNS: improve resolvers, forwarding, caching, and backup routes.
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.What our students say
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