DNS Exercise

  • Due No Due Date
  • Points 13
  • Submitting a file upload
  • Available after Jan 12, 2021 at 7am

Answer the following questions:

  1. What is the IP address for www.windley.com?
  2. Conduct a trace of the DNS lookup and tell me the number of root servers, TLD servers and zone servers exist for windley.com. (Note this is different than doing a trace route on the name.)
  3. What are the names of the zone servers for windley.com?
  4. What are the TLD servers for the .io domain?
  5. What is the message in the TXT field of the DNS record for windley.com?
  6. What is an SOA record?
  7. According to the SOA record, what is the serial number for windley.com?
  8. What is the recommended refresh period for windley.com?

Note: You may use the Web to determine how to answer the questions, but not to find the answer.

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