Ravi Sir's Cards › AWS
CNAME vs alias?
What is a VPC: your own private network inside one AWS Region, example ThreeTierVpc 10.0.0.0/16.
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What this card says
What it is
CNAME maps a name to a name, not at apex.
Why it matters
Alias is Route 53 only and works at apex.
AliasTarget
How / example
Alias to AWS resources is free to query.