DNS Performance Problem

Simon Waters Simon at wretched.demon.co.uk
Thu Nov 29 13:51:06 UTC 2001


Tim Daneliuk wrote:
> 
> For some reason, I am experiencing intermittent very long DNS resolution
> times for some addresses. For example, a browser user inside the local
> network will attempt to connect to a site and DNS will time out.  Then,
> they'll try again right away and it works - presumably because DNS
> had time to finally find the requested site.

My guess is that the domains have incorrect delegation data - do
they tie up with "lame server" error messages? If it is only
some domains it is probably quicker to analyse these domains and
see if they have a problem before you start checking your own
systems.


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