Route 53 – Records

• Define how to route traffic for a domain or subdomain.

• Name – Domain or subdomain (e.g., example.com).

• Type – DNS record type (A, AAAA, etc.).

• Value – IP address or hostname the record points to.

• Routing Policy – How Route 53 responds to queries.

• TTL – Duration the record is cached by DNS resolvers.

Common DNS Record Types in Route 53

• A – Maps a hostname to an IPv4 address.

• AAAA – Maps a hostname to an IPv6 address.

• CNAME – Maps a hostname to another hostname.
• Target must resolve via an A or AAAA record.
• Not allowed for the Zone Apex (e.g., example.com). Only subdomains like www.example.com.

• NS – Lists the name servers for the hosted zone and controls DNS routing for the domain.