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Domain Name System (DNS) in Windows Server Enviroment - Coggle Diagram
Domain Name System (DNS) in Windows Server Enviroment
1.1.1 Define the structure of DNS
Structure of DNS
Root (.)
Top Level Domain Name (TLD)
Second Level Domain Name (SLD)
Subdomains
1.1.2 Explain DNS lookup process and DNS server roles.
Type of DNS Lookup
Iterative Queries
Recursive Query
DNS Server Roles
Authoritative Server
Forwarder
Caching-Only Server
Conditional Forwarder
DNS lookup Process
Enter the website on the browser address.
Very first server that the browser runs into is the recursive resolver
The recursive resolver will contact the root server to find information about Top-Level Domains.
Top-Level domain will provide the DNS information to the recursive resolver.
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1.1.3 Follow steps in installing DNS with Active Directory.
Installation begin by installing DNS role:
Server Manager
PowerShell
Create DNS zone Creation :
Don't Install DNS as same time you install Active Directory.
Install DNS on a server that's not a domain controller.
Create a stub zone
Create a secondary zone for a primary zone
Create a primary or secondary zone for an internet domain.
1.1.4 Complete DNS zones creation
Primary Zones
Maintaining all of the record for the DNS zone
Store the primary copy of the DNS database and maintains all DNS zone records.
Type of Primary Zone :
Primary Zone
Primary Zone with active Directory Integration (Active Directory DNS).
Secondary Zones
Noneditable copies of the DNS database.
get its database from Primary Zone.
used for load balancing
Act as backup of the primary zone.
ADVANTAGES
Fault Tolerance
Increase Network Performance
Stub Zones
Work a lot like secondary zones.
The database is noneditable copy of primary zone
Only contains 3 type record data
Protect the DNS database.