Title slide to be used at

the start of a module.

Introduction to DNS in Windows Server

Michael Bender Itsallgeek2mike.com

@MichaelBender

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What if every time you wanted to go to a website…

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What if every time you wanted to go to a website….

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A Brief History

HOSTS file

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HOSTS File

Located in c:\windows\system32\drivers\etc

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Title + Bullet List

DNS

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Basics of DNS

Hostname Fully Qualified Domain Name

Name Server Record

Query Caching

www. wiredbraincoffee.com

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DNS Hierarchy

Host Names

Sub Domain

Top-Level Domain

Root . Root

.Com

Pluralsight.

Blog. www.

FQDN = www.plurasight.com

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DNS Query Types

•  Performed against root Servers

•  Provide a Referral or the answer

Iterative

•  Used by DNS Clients •  Return the answer or

an error Recursive

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How Querying and Caching Work…

Resolver

Name Server 1

Iterative queries

Recursive query

Name Server .com

Name Server

WiredBrainCoffee.com

Name Server “ . “

Referral

Query

Referral

Query

Answer

Query

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Installing and Configuring a Cache-Only Server

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Forwarding

Upstream Internet DNS Server Core

DNS Server

Internal DNS Servers

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What is a DNS Zone?

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Zone Types Secondary

Primary

Active Directory Integrated

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DNS Records – The Basics

•  Start of Authority SOA •  Name Server NS •  Host A •  Pointer PTR •  Alias CNAMe •  Service Locator SRV •  Mail Exchanger MX

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Adding Your First Lookup Zone

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Key Points