dig printout doesn't appear to match reality

[SM]

At 08:53 16-05-2009, Frank Bulk wrote:
>It appears that dig is printing results that it attributes to the wrong
>server.
>
>While troubleshooting an inconsistent NS issue (upstream from us), a trace

[snip]

>sioux-center.k12.ia.us. 28800   IN      NS      ns1.netins.net.
>sioux-center.k12.ia.us. 28800   IN      NS      dns.mtcnet.net.

This is unrelated to your original question.  dns.mtcnet.net does not resolve.

Regards,
-sm