dig <domain> ns fails when local name servers misconfigured

[Mark Andrews]

In message <1285805733.5799.857.camel at karl>, Karl Auer writes:
> On Wed, 2010-09-29 at 19:51 -0400, Tristan Goguen wrote:
> > We would like to take some action when domain authority transfers take =20
> > place. Can we configure dig to return the name server list based =20
> > exclusively on a query to the root / TLD servers? Can local name =20
> > servers be ignored?
> 
>    dig +trace ilap.ca ns | grep "^ilap\.ca\." | cut -f6

Note: "awk '{print $5}'" would be more general than "cut -f6" as the
field count doesn't change with the length of the domain name. 
 
> Might need something a bit more robust than that cut if you are working
> with other domains.
> 
> Regards, K.
> 
> --=20
> ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> Karl Auer (kauer at biplane.com.au)                   +61-2-64957160 (h)
> http://www.biplane.com.au/kauer/                   +61-428-957160 (mob)
> 
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-- 
Mark Andrews, ISC
1 Seymour St., Dundas Valley, NSW 2117, Australia
PHONE: +61 2 9871 4742                 INTERNET: marka at isc.org