Cloud Technology Practice Exam 2025 - Free Cloud Certification Practice Questions and Study Guide

Amazon Route 53 is a scalable domain name system (DNS) web service designed specifically for domain name registration and DNS resolution. It offers a reliable and cost-effective way to route end users to internet applications by translating human-friendly domain names into IP addresses that computers use to identify each other on the network. This functionality is crucial for any application or service that relies on web access.

Route 53 allows users to create and manage DNS records easily and can integrate with various AWS resources, like EC2 instances and load balancers. Its capability to handle DNS queries enables it to direct traffic efficiently, ensuring that users can reach the intended services without needing to know the underlying IP addresses. This is important for user experience and for the proper functioning of web applications.

In contrast, while services like Amazon CloudFront are used for content delivery, Amazon Elastic Load Balancer manages incoming traffic to distribute it to multiple targets, and Amazon VPC provides a set of networking functionalities in the AWS cloud including the ability to launch AWS resources in a virtual network, none of these services specifically focus on domain name resolution like Amazon Route 53 does. Thus, Route 53 is the designated service for resolving public domain names to IP addresses or AWS resources.