Cloud DNS

Question 1

What is Cloud DNS?

Answer 1

high availability, low latency service for mapping domain names to IP addresses

Question 2

What are key points of Cloud DNS?

Answer 2

1. automatically scales
2. provides private zones to use custom names for VMs
3. NS and SOA records are added when a zone is created.
   NS -name server record
   SOA -start of authority record
4. You can add other records such as A and CNAME

Question 3

What zone types are available for Cloud DNS?

Answer 3

1. public - accessible from internet, provide name servers that respond to queries from any source
2. private - provide name services to your GCP resources, only respond to queries that originate from resources in the same project

Question 4

How do you create a DNS managed zone via shell?

Answer 4

gcloud beta dns manage-zones create [ZONE NAME] —dns-name=[DNS SUFFIX] –visibility=[private|public]

Question 5

How do you add a record to a DNS managed zone via shell?

Answer 5

You start a transaction, add the record then execute the transaction
gcloud dns record-sets transaction start –zone=[ZONE]
gcloud dns record-sets transaction add [IP or NAME] –name=[NAME] -ttl=[TTL] –type=[TYPE] –zone=[ZONE]
gcloud dns record-sets transaction execute –zone=[ZONE}