parallel DNS lookups

Bruno Wolff III bruno at
Thu Nov 23 14:06:35 UTC 2006

On Wed, Nov 22, 2006 at 08:59:49 -0500,
  "Dr. Michael J. Chudobiak" <mjc at> wrote:
> If I understand the standard DNS resolver, it sends out DNS queries 
> sequentially to the servers listed in /etc/resolv.conf, after timeouts 
> occur.
> Is there a way to make the resolver query all the listed servers in 
> parallel, and use the first response?
> Right now, things slow down to a crawl if the main dns server is down... 
> I'd rather waste some bandwidth in exchange for better reliability.

Running your own caching server is probably a better way to handle this.

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