glue record

[Tech W.]

--- On Wed, 13/5/09, Stephane Bortzmeyer <bortzmeyer at nic.fr> wrote:

> 
> Glue was sent back since wanadoo.fr's name servers are
> under
> wanadoo.fr .


Ok please see dig info below.
if I understand for it correctly, gdpu.cn is not under b.dns.cn, why b.dns.cn returns glues?

Thanks.


# dig gdpu.cn ns @B.DNS.cn

; <<>> DiG 9.5.0-P2 <<>> gdpu.cn ns @B.DNS.cn
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 53380
;; flags: qr rd; QUERY: 1, ANSWER: 0, AUTHORITY: 2, ADDITIONAL: 2
;; WARNING: recursion requested but not available

;; QUESTION SECTION:
;gdpu.cn.                       IN      NS

;; AUTHORITY SECTION:
gdpu.cn.                21600   IN      NS      dns1.gdpu.cn.
gdpu.cn.                21600   IN      NS      dns2.gdpu.cn.

;; ADDITIONAL SECTION:
dns1.gdpu.cn.           21600   IN      A       219.136.229.41
dns2.gdpu.cn.           21600   IN      A       219.136.229.42


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