; <<>> DiG 9.4.0 <<>> @::1 +time=30 aaaa mailgw.hc.cc.keio.ac.jp.
; (1 server found)
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 42404
;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 4, ADDITIONAL: 0

;; QUESTION SECTION:
;mailgw.hc.cc.keio.ac.jp.	IN	AAAA

;; ANSWER SECTION:
mailgw.hc.cc.keio.ac.jp. 86400	IN	AAAA	2001:200:167:2002::a:25

;; AUTHORITY SECTION:
keio.ac.jp.		77473	IN	NS	ns.mita.keio.ac.jp.
keio.ac.jp.		77473	IN	NS	svps00.keio.ac.jp.
keio.ac.jp.		77473	IN	NS	kogwy.cc.keio.ac.jp.
keio.ac.jp.		77473	IN	NS	ns0.sfc.keio.ac.jp.

;; Query time: 283 msec
;; SERVER: ::1#53(::1)
;; WHEN: Fri Dec 28 19:08:29 2012
;; MSG SIZE  rcvd: 154