What Are DNS Records?
Introduction
DNS Zone Editor.
A Record
maps a hostname to ipv4 AAAA Record maps a hostname to ipv6
CNAME
maps a hostmname to another hostname
Alias records
maps a hostnamew to ase resource An extension to DNS functioanlity alies recors not use ttl alias record targets:
- elastic load balancer
- amzaon cloudfront distribution
- amazon api gateway
- elastic beanstalk
- s3 website bucket
- vpc interface endpoint
- global accelerator
- route 53 record in the same hosted zone
MX Entry TXT Record SRV Record
DNS Glossary Additional Information
TTL
Each DNS record has a TTL (Time To Live) which orders clients for how long to cache these values and not overload the DNS Resolver with DNS requests. The TTL value should be set to strike a balance between how long the value should be cached vs. how many requests should go to the DNS Resolver.
Conclusion:
- pending