DNS course
Dive deep into DNS design, troubleshooting, and security for enterprise networks. Quickly resolve outages, boost name resolution efficiency, strengthen infrastructure, and expertly plan zones for internal and public use in scalable, dependable tech setups. Build skills to handle real-world DNS challenges with confidence and precision.

from 4 to 360h flexible workload
valid certificate in your country
What will I learn?
Gain expertise in designing, setting up, and fixing DNS systems for reliable name resolution in internal networks and public services. Master DNS architecture, client setups, zone planning, and proven fixes for outages, outdated records, and slow queries. Explore security measures, logging, redundancy, and DNSSEC to ensure applications stay quick, tough, and safe.
Elevify advantages
Develop skills
- DNS troubleshooting: quickly identify and resolve name resolution issues in live environments.
- DNS design: create efficient, scalable setups for cloud-hybrid networks with minimal delays.
- DNS security: protect zones using DNSSEC, response policies, access controls, and threat defences.
- DNS records expertise: manage A, AAAA, MX, TXT, SRV, CNAME for internal and external needs.
- Client and site DNS: fine-tune resolvers, forwarding, caching, and backup routes for optimal performance.
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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