O'Reilly logo

Pro DNS and BIND 10 by Ron Aitchison

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

Chapter 3. DNS Operations

This chapter describes the operation of a DNS system. Namely, you'll learn about the following topics:

  • DNS queries: How does your browser find www.example.com? How does your mail software know where to send your outgoing e-mail? Such operations use DNS queries.

  • Reverse mapping: How does your mail software determine your identity? How do you find out who is hacking your system? These types of operations use a technique known as reverse mapping.

  • Zone maintenance: How does the address of your new FTP service get propagated across the Internet? How are your customers notified of any change to your e-mail provider? These operations use zone maintenance.

  • DNS security: How do you prevent your web site from being hijacked? How do ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required