Ravi Sir's Cards › AWS
CNAME vs Alias A
What is a VPC: your own private network inside one AWS Region, example ThreeTierVpc 10.0.0.0/16.
Read card text
What this card says
Apex
CNAME
Not allowed at example.com.
Alias A
Works at example.com.
Key points
Any DNS name, query charged.
AWS targets, free queries.
Example
"Type":"CNAME"
Use when
www to another host.
Apex to ALB or CloudFront.