In this Learning DNS training course, expert author Cricket Liu will teach you about the theory behind the Domain Name System. This course is designed for the absolute beginner, meaning no prior knowledge of DNS is required.
You will start by learning how DNS works, including learning about resolvers, resolution and recursion, and caching. From there, Cricket will teach you about name servers, such as authoritative, primary, secondary, and forwarders. This video …
Learning DNS
Video description
In this Learning DNS training course, expert author Cricket Liu will teach you about the theory behind the Domain Name System. This course is designed for the absolute beginner, meaning no prior knowledge of DNS is required.
You will start by learning how DNS works, including learning about resolvers, resolution and recursion, and caching. From there, Cricket will teach you about name servers, such as authoritative, primary, secondary, and forwarders. This video tutorial also covers common types of resource records, including the A record, MX record, and wildcards. Finally, you will learn about DNS query tools including nslookup and dig, as well as advanced topics such as NOTIFY and sender policy framework.
Once you have completed this computer based training course, you will have gained a solid understanding of Domain Name Servers and resource records.
A Brief History Of The Domain Name System
00:04:11
How Does DNS Work?
What Is The Domain Name System?
00:03:49
Domains, Delegation And Zones
00:03:06
The Internet Namespace
00:04:17
Internationalized Domain Names
00:02:07
Name Servers, Zones And Authority
00:01:26
Resolvers
00:01:49
Resolution And Recursion
00:04:22
Queries And Responses
00:02:47
Caching
00:02:23
Server Selection And Retransmission
00:01:50
Name Servers
Authoritative, Recursive And Caching Name Servers
00:02:15
Primaries And Secondaries
00:03:09
Forwarding And Forwarders
00:02:33
Makes And Models - BIND, The Windows DNS Server, And More
00:02:16
Resource Records
Resource Records
00:03:24
The A Record
00:01:09
The AAAA Record
00:01:14
The PTR Record
00:03:24
The CNAME Record
00:01:44
The MX Record
00:02:13
The SRV Record
00:02:45
The TXT Record
00:00:58
Infrastructure Records
00:07:44
Wildcards
00:02:19
RRset Order
00:01:24
Tracing Resolution With dig
00:04:58
Stub Resolver Configuration And Operation
Timeouts And Retransmissions
00:04:13
Default Domains And Search Lists
00:03:33
Advanced Topics
Dynamic Update
00:05:57
NOTIFY
00:03:01
IXFR
00:01:08
Sender Policy Framework
00:03:23
Query Tools
nslookup
00:08:43
dig
00:08:49
Wrap-Up
Conclusion
00:01:27
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