; <<>> DiG 9.4.0 <<>> @::1 +time=30 aaaa ds.download.windowsupdate.com
; (1 server found)
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 39320
;; flags: qr rd ra; QUERY: 1, ANSWER: 7, AUTHORITY: 8, ADDITIONAL: 0

;; QUESTION SECTION:
;ds.download.windowsupdate.com.	IN	AAAA

;; ANSWER SECTION:
ds.download.windowsupdate.com. 2092 IN	CNAME	fg.ds.dl.windowsupdate.com.nsatc.net.
fg.ds.dl.windowsupdate.com.nsatc.net. 309 IN CNAME main-ds.dl.windowsupdate.com.nsatc.net.
main-ds.dl.windowsupdate.com.nsatc.net.	309 IN CNAME ds.download.windowsupdate.com.edgesuite.net.
ds.download.windowsupdate.com.edgesuite.net. 300 IN CNAME a767.dscd.akamai.net.
a767.dscd.akamai.net.	20	IN	CNAME	a767.dscd.akamai.net.0.1.cn.akamaitech.net.
a767.dscd.akamai.net.0.1.cn.akamaitech.net. 20 IN AAAA 2600:4:0:2::41ac:1f1b
a767.dscd.akamai.net.0.1.cn.akamaitech.net. 20 IN AAAA 2600:4:0:2::41ac:1f32

;; AUTHORITY SECTION:
cn.akamaitech.net.	2040	IN	NS	n7cn.akamaitech.net.
cn.akamaitech.net.	2040	IN	NS	n0cn.akamaitech.net.
cn.akamaitech.net.	2040	IN	NS	n6cn.akamaitech.net.
cn.akamaitech.net.	2040	IN	NS	n5cn.akamaitech.net.
cn.akamaitech.net.	2040	IN	NS	n1cn.akamaitech.net.
cn.akamaitech.net.	2040	IN	NS	n4cn.akamaitech.net.
cn.akamaitech.net.	2040	IN	NS	n2cn.akamaitech.net.
cn.akamaitech.net.	2040	IN	NS	n3cn.akamaitech.net.

;; Query time: 123 msec
;; SERVER: ::1#53(::1)
;; WHEN: Fri Apr 25 01:07:33 2014
;; MSG SIZE  rcvd: 465