Learning DNS

Table of contents

1. Introduction
   1. What You Should Expect From This Video 00:01:10
   2. About The Author 00:01:14
   3. A Brief History Of The Domain Name System 00:04:11
2. How Does DNS Work?
   1. What Is The Domain Name System? 00:03:49
   2. Domains, Delegation And Zones 00:03:06
   3. The Internet Namespace 00:04:17
   4. Internationalized Domain Names 00:02:07
   5. Name Servers, Zones And Authority 00:01:26
   6. Resolvers 00:01:49
   7. Resolution And Recursion 00:04:22
   8. Queries And Responses 00:02:47
   9. Caching 00:02:23
   10. Server Selection And Retransmission 00:01:50
3. Name Servers
   1. Authoritative, Recursive And Caching Name Servers 00:02:15
   2. Primaries And Secondaries 00:03:09
   3. Forwarding And Forwarders 00:02:33
   4. Makes And Models - BIND, The Windows DNS Server, And More 00:02:16
4. Resource Records
   1. Resource Records 00:03:24
   2. The A Record 00:01:09
   3. The AAAA Record 00:01:14
   4. The PTR Record 00:03:24
   5. The CNAME Record 00:01:44
   6. The MX Record 00:02:13
   7. The SRV Record 00:02:45
   8. The TXT Record 00:00:58
   9. Infrastructure Records 00:07:44
   10. Wildcards 00:02:19
   11. RRset Order 00:01:24
   12. Tracing Resolution With dig 00:04:58
5. Stub Resolver Configuration And Operation
   1. Timeouts And Retransmissions 00:04:13
   2. Default Domains And Search Lists 00:03:33
6. Advanced Topics
   1. Dynamic Update 00:05:57
   2. NOTIFY 00:03:01
   3. IXFR 00:01:08
   4. Sender Policy Framework 00:03:23
7. Query Tools
   1. nslookup 00:08:43
   2. dig 00:08:49
8. Wrap-Up
   1. Conclusion 00:01:27