Network.dnsCacheExpiration

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The title given to this article is incorrect due to technical limitations. The correct title is network.dnsCacheExpiration.

This article describes the preference network.dnsCacheExpiration. To add, delete, or modify this preference, you will need to edit your configuration — do not edit this article.

Background

DNS (Domain Name System) allows an application to translate domain names into IP addresses. To reduce load on DNS servers and to speed up response time, Mozilla caches DNS results. This preference controls how long to cache results.

Possible values and their effects

The number of seconds to cache DNS results. (Default: 60)

Caveats

  • This preference does not exist by default.

First checked in

2001-06-06 by Gordon Sheridan

Has an effect in

  • Netscape (all versions since 6.1)
  • Mozilla Suite (all versions since 0.9.1)
  • Phoenix (all versions)
  • Firebird (all versions)
  • Firefox (all versions)
  • SeaMonkey (all versions)

Related preferences

Related bugs

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