DNS Fundamentals Online Course

DNS Fundamentals Online Course

This course provides an in-depth exploration of DNS, covering configuration, management, and security across multiple platforms. You’ll gain hands-on experience with essential tools like nslookup, dig, dnswalk, and dnsrecon, set up MX and SPF records for secure email, and manage public domains including registration, transfers, and name server changes. Advanced topics include DNSSEC configuration, zone replication across NSD, Microsoft DNS, BIND, and Unbound, as well as techniques like ad-blocking integration, equipping you with comprehensive skills to handle any DNS challenge.

Who should take this Course?

The DNS Fundamentals Online Course is ideal for network administrators, IT professionals, cybersecurity enthusiasts, and system engineers who want to understand the core concepts and operations of the Domain Name System. It is also suitable for students, beginners in networking, and professionals seeking hands-on knowledge in DNS configuration, troubleshooting, and security to support efficient and secure network management.

What you will learn

• Configure essential DNS records for hosts and services.
• Manage domain lifecycle including purchases, transfers, and name server configurations.
• Implement DNSSEC to enhance DNS security.
• Install and configure various DNS servers for optimal performance.
• Execute zone replication across multiple DNS platforms.
• Integrate and manage advanced DNS features for enhanced network functionality.

Course Outline 

DNS Utilities

• nslookup
• dig
• dnswalk and dnsrecon

Configuring Host Records

• Host Records
• SRV Records

Configuring Email Services

• Configuring MX Records
• Configuring SPF Records

Public Domains

• Purchasing a Domain
• Changing Name Servers
• Transferring a Domain

Configuring Zones

• Configuring DNSSEC with NSD
• Configuring DNSSEC with NSD Part 2

Zone Replication

• Installing NSD
• Configuring Zones in NSD
• Configuring Replication in NSD
• Configuring Replication in NSD Part 2

Microsoft DNS Server

• Installing Microsoft DNS
• Configuring Zones in Microsoft DNS
• Configuring Replication in Microsoft DNS

BIND DNS Server

• Installing BIND
• Configuring Zones and Records
• Configuring Zones and Records Part 2
• Configuring Replication

Unbound DNS Server

• Installing Unbound
• Configuring Zones and Records
• Blocking Ads with Unbound
• Using Unbound with BIND
• Using Unbound with NSD