DNS course
Gain expertise in DNS design, troubleshooting, and security for enterprise networks. Master rapid outage resolution, name resolution optimisation, infrastructure hardening, and planning of internal and public zones to create scalable, reliable technology setups.

4 to 360 hours flexible workload
valid certificate in your country
What will I learn?
This focused DNS course teaches you to design, configure, and troubleshoot dependable name resolution for internal and public services. You will explore practical DNS architecture, client setup, and zone planning, applying effective techniques to resolve outages, outdated records, and sluggish queries. Coverage includes security, logging, redundancy, and DNSSEC to ensure critical applications remain swift, robust, and secure.
Elevify advantages
Develop skills
- DNS troubleshooting: identify and resolve real-world name resolution issues swiftly.
- DNS design: create scalable, low-latency architectures for hybrid cloud environments.
- DNS security: strengthen zones using DNSSEC, RPZ, ACLs, and defences against attacks.
- DNS records expertise: manage A, AAAA, MX, TXT, SRV, and CNAME records for public and internal purposes.
- Client and branch DNS: enhance resolvers, forwarding, caching, and failover mechanisms.
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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