What is DNS? Demystifying the Domain Name System
In this video you are going to discover the key principles of DNS, the hidden system translating domain names into website addresses. Learn how DNS data is organized and managed, and explore the different types of name servers working behind the scenes. Get the knowledge you need to understand how the internet works and troubleshoot website issues with confidence!
Topics Covered:
Point #1 Describe the principles of the DNS
Point #2 Describe how the DNS data are handled and organized
Point #3 Identify the various types of name servers
Learn more about what is DNS:
https://efficientip.com/glossary/what...
Here's what you'll see in this video:
1. Introduction - 00:00
2. Summary - 00:06
3. What is the rationale of the DNS - 00:26
4. What is the DNS - 01:33
5. The internet domain namespace - 04:07
6. Domain definition - 05:45
7. How is a host named? - 06:22
8. Top level domains - 07:24
9. What is a name server? - 08:21
10. What is an authoritative name server? - 09:15
11. The root servers - 09:32
12. Resolution process description - 10:00
13. Caching - 13:56
14. Transport protocol - 15:51
15. Name server type - 16:43
16. 1st type: Caching only name server - 16:58
17. 2nd type: Authoritative name server - 18:02
18. Resource records - 18:28
19. Common resource record types - 19:25
20. 3rd type: Forwarder name server - 20:32
21. Forwarder name server - 21:21
22. Secure your DNS architecture - 21:55
23. Private only or public DNS servers - 22:32
24. Authoritative or recursive/cache only servers - 23:28
25. Hide the primary servers - 24:09
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