When the service was conceived, the Route 53 creators had web applications in mind. Because of this, the service has been designed to host the most common DNS record types only. However, with advances in the way DNS is used to secure communication and perform authentication and encryption, the service has been extended with features that the most common record types used with modern internet-based applications. The following list, in alphabetical order, includes all of the resource types that are supported on Route 53 at the time of writing:
- A and AAAA records: These allow for resolving FQDN server names to IP addresses.
- CAA: This determines the Certificate Authority (CA) servers allowed to issue certificates for the domain.
- CNAME: This allows resolving of complex DNS names to simpler or more general DNS names. The name www.packt.com, for example, can...