The Need for DNS

That's one complicated address book! To understand the need for a system that keeps track of addresses, pupils trying to find the IP address of their classmates. Then individuals change their IP addresses, which leads to research about the Domain Name System, DNS, server. 

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Instructional Ideas
  • Ask the class if they have ever experienced a DNS error
  • Have the class research the vulnerabilities of the DNS system and the precautions have been taken
Classroom Considerations
  • Copy and cut out the IP addresses before beginning the lesson
  • The lesson is the 17th in a series of 19
Pros
  • The directions provide the time code for where to start the video on DNS
  • The lesson plan has assessment questions
  • The Content Corner sections of the lesson plan provide information to the teacher to help connect the lesson to the real world
Cons
  • None