[dns-operations] Reporting glue as authoritive data -- Bug!

[Lutz Donnerhacke]

I assume the DNS implementation on ultradns is buggy.
It respond the glue record in the answer section instead of the additional.

; <<>> DiG 9.4.2 <<>> dns1.fqdn.org @tld1.ultradns.net
;; flags: qr rd; QUERY: 1, ANSWER: 1, AUTHORITY: 2, ADDITIONAL: 1

;; QUESTION SECTION:
;dns1.fqdn.org.			IN	A

;; ANSWER SECTION:
dns1.fqdn.org.		86400	IN	A	89.107.65.75

;; AUTHORITY SECTION:
fqdn.org.		86400	IN	NS	dns2.fqdn.org.
fqdn.org.		86400	IN	NS	dns1.fqdn.org.

;; ADDITIONAL SECTION:
dns2.fqdn.org.		86400	IN	A	208.83.233.58