no glue A record in child domain
Mark Andrews
marka at isc.org
Sat Jul 18 14:22:08 UTC 2009
In message <961314.13824.qm at web15606.mail.cnb.yahoo.com>, "Tech W." writes:
>
> Hello gurus,
>
> Say I have this glue record in parent's DNS:
>
> child.example.com. IN NS ns.child.example.com.
> ns.child.example.com. IN A 12.34.56.78
>
> Then in child's zone file, I don't include the A record for "ns.child.exampl
> e.com.".
Then you have a broken delegation.
> What will be happened? Does it affect client's query to other records in this
> child domain?
Lookups will fail sooner or later when the interative
resolver learns that the A record does not exist. It just
a matter of time.
Mark
> Thanks.
>
>
> Regards,
> Wah.
>
>
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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
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