Module 1: Implement DNS for Windows Server IaaS VMs > Unit: Understand Azure DNS

Question	Answer
Where are Azure DNS servers hosted?	In a global network of DNS names servers in Azure
What is Azure Traffic Manager?	A DNS-based load-balancing solution. You can use it to distribute network traffic to Azure resources across all Azure regions.
What does DNSSEC do?	A DNS zone and all the records in it, can be signed cryptographically so that client computers can validate the DNS response.
Name 6 current limitations of Azure DNS	- You can only link a specific VNet to one private zone - Reverse lookup works only for the private IP address space in the linked VNet - Conditional forwarding is not supported - DNSSEC is not supported - Zone transfers are not supported - When using public zones, there are certain limits in the amount of zones
What is Azure public DNS?	Provides name resolution for internet-facing DNS domains
What is Azure private DNS?	Provides name resolution for VMs within a VNet and between VNets
What is split-horizon in DNS?	This is enables a private and a public DNS zone to share the same zone name
What must you do to resolve records of a private DNS zone from your VNet?	You must link the VNet with the zone
What happens when autoregistration is enabled for a VNet that is linked to a DNS zone?	VM's are registered as A records in the DNS zone

Resource summary

	Created by Rick Schoenman over 2 years ago