AZ-104 Certification Notes

Chapter 7.6 - Using Azure DNS

Describing Azure DNS

• Azure DNS
  • A Domain Name System (DNS) hosting service that provides name resolution
  • Implemented using:
    • Records/record sets
    • Support A, AAAA, CNAME, TXT, MX, PTR, SRV, and SOA
    • Private/public zones

Describing Record Sets

• Record
  • Name
    • www.acg.com
  • Type
    • A
  • Value
    • Public_IP
• Record Set
  • The main concept behind the record set is that we're providing multiple records in a set, rather than individual records:
  • Name
    • www.acg.com
    • www.acg.com
  • Type
    • A
    • A
  • Value
    • Public_IP_1
    • Public_IP_2

Describing Alias Records

• Alias Record
  • Reference the resource rather than the IP address that may change over time:
  • Name
    • www.acg.com
  • Type
    • A
  • Value
    • Resource

Key Takeaways

• Considerations
  • Features:
    • Role-Based Access Control (RBAC)
    • Activity logs
    • Resource locking
    • Private DNS zone
    • Alias records