intermediate~2h

Route 53 & DNS Routing

AWS's DNS service — translating domain names to IP addresses, and routing traffic intelligently based on latency, health, or geography.

2
Subtopics

🎓 Learning objectives

  • Explain how DNS resolution works and where Route 53 fits in
  • Distinguish A, CNAME, and Alias records and when to use each
  • Choose the right routing policy for a given traffic-distribution need
  • Explain how Route 53 health checks enable automatic failover

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📂 Subtopics

Related concepts

vpc-networkingcloudfront-cdnauto-scaling-load-balancing

Next Step

Continue to CloudFront & Content Delivery