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What is Alibaba Cloud DNS?

Last Updated: May 11, 2022

Introduction

Alibaba Cloud DNS is a secure, fast, stable, and scalable authoritative Domain Name System (DNS) service. Alibaba Cloud DNS helps enterprises and developers translate human-readable domain names into machine-readable IP addresses and routes user queries to corresponding websites or application servers.

Architecture

Alibaba Cloud DNS is composed of the control layer and resolution data layer.

  • Control layer: Alibaba Cloud DNS provides a visualized management platform for domain name resolution, allowing you to add, delete, modify, and query DNS records.

  • Resolution data layer: Alibaba Cloud DNS synchronizes your resolution configurations at the control layer in real time to DNS servers deployed around the globe.

Benefits

Stable

Alibaba Cloud DNS features high stability, high availability, and 100% compliance with the service-level agreement (SLA).

Secure

Alibaba Cloud DNS can protect your domain names against DNS flood attacks with a maximum of 500 thousand DNS queries per second.

Fast

Alibaba Cloud DNS leverages the global anycast network to ensure that DNS servers respond to user queries based on geographical location. Alibaba Cloud DNS provides low-latency query performance and the capability for DNS record changes to take effect within seconds.

Global nodes

Note

Zhangjiakou, Beijing, Shijiazhuang, Qingdao, Wuhan, Shanghai, Hangzhou, Shenzhen, Hong KongChina, Tokyo, Singapore, Malaysia, US East, US West, Dubai, Australia, India, Germany, Indonesia, and London

Scalable

Alibaba Cloud DNS provides scalable APIs and supports SDKs in Java, Python, PHP, .NET, and Go.