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Small, Sharp Software Tools
book

Small, Sharp Software Tools

by Brian P. Hogan
June 2019
Intermediate to advanced
328 pages
7h 27m
English
Pragmatic Bookshelf
Content preview from Small, Sharp Software Tools

Your Turn

These additional exercises will help you get more comfortable with the tools you used in this chapter.

  1. Who is the administrative contact for the wordpress.com domain?

  2. Which domain will need to be renewed first; heroku.com or google.com?

  3. How many IP addresses are associated with heroku.com?

  4. Who has more IP addresses associated with their domain: Facebook, Google, Twitter, Wikipedia, or Amazon?

  5. Which of the following IP addresses belongs to a Comcast cable subscriber? Which one of these belongs to Google?

    • 4.2.2.1
    • 137.28.1.17
    • 24.23.51.253
    • 45.23.51.32
    • 8.8.8.8
  6. Use traceroute on a few of your favorite websites. What similarities do you see between each? What differences do you see?

  7. Use cURL to inspect the headers sent by the following sites. ...

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Publisher Resources

ISBN: 9781680507003Errata Page