---
tags: 大話AWS雲端架構
---

# Chapter7. Route 53
## 7.1 使用 Route 53 做域名註冊與流量分配
### 7.1.1 Route 53 提供域名購買租用服務
### 7.1.2 Route 53 提供多種 DNS 格式的註冊
## 7.2 A Record、Alias 與 CName 等三種常見的 DNS 格式
[DNS資源紀錄(Resource Record)介紹](http://dns-learning.twnic.net.tw/bind/intro6.html)
[Route 53 支援的 DNS 記錄類型](https://docs.aws.amazon.com/zh_tw/Route53/latest/DeveloperGuide/ResourceRecordTypes.html)

### 7.2.1 A Record 與 CName 之間的差異
### 7.2.2 Alias 與 CName 之間的選用
[What is the difference between CNAME and ALIAS records?](https://help.ns1.com/hc/en-us/articles/360017511293-What-is-the-difference-between-CNAME-and-ALIAS-records-)
[Differences Among A, CNAME, ALIAS, and URL records - DNSimple Help](https://support.dnsimple.com/articles/differences-between-a-cname-alias-url/)
[DNS 根網域 (ROOT DOMAIN) CNAME](https://blog.clarence.tw/2020/04/05/dns-root-domain-cname)
https://aws.amazon.com/tw/route53/faqs/

## 7.3 Route 53 的導流分發
### 7.3.1 Route 53 對站點進行健康檢查
### 7.3.2 Route 53 的導流策略
[Route53 Routing Policy](https://godleon.github.io/blog/AWS/AWS-CSA-associate-Advanced-Networking/)

## 7.4 考題解析與思路延伸
### 7.4.1 [Q] VPC 內部也能使用 Route 53 做 DNS 服務
### 7.4.2 [Q] Route Policy 的運用時機
### 7.5 Route 53 整體架構圖

https://aws.amazon.com/blogs/aws/route-53-domain-reg-geo-route-price-drop/