Server Fault is a question and answer site for system and network administrators. Join them; it only takes a minute:

Sign up
Here's how it works:
  1. Anybody can ask a question
  2. Anybody can answer
  3. The best answers are voted up and rise to the top

If none of the servers for the whole zone can be contacted, how long will such fact be cached for?

share|improve this question

According to

RFC 2182 claims that DNS failures are not cached; that claim is false.

share|improve this answer

The timeout won't be cached. It has no TTL yet.

share|improve this answer

Your Answer


By posting your answer, you agree to the privacy policy and terms of service.

Not the answer you're looking for? Browse other questions tagged or ask your own question.