; <<>> DiG 9.4.0 <<>> @::1 +time=30 aaaa au.download.windowsupdate.com
; (1 server found)
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 55339
;; flags: qr rd ra; QUERY: 1, ANSWER: 8, AUTHORITY: 8, ADDITIONAL: 0

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

;; ANSWER SECTION:
au.download.windowsupdate.com. 51 IN	CNAME	audownload.windowsupdate.nsatc.net.
audownload.windowsupdate.nsatc.net. 600	IN CNAME t2ext.audownload.windowsupdate.nsatc.net.
t2ext.audownload.windowsupdate.nsatc.net. 600 IN CNAME au.download.windowsupdate.com.edgesuite.net.
au.download.windowsupdate.com.edgesuite.net. 2757 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 2001:418:4001:2::cc02:ab69
a767.dscd.akamai.net.0.1.cn.akamaitech.net. 20 IN AAAA 2001:418:4001:2::cc02:ab72
a767.dscd.akamai.net.0.1.cn.akamaitech.net. 20 IN AAAA 2001:418:4001:2::cc02:ab6b

;; AUTHORITY SECTION:
cn.akamaitech.net.	560	IN	NS	n4cn.akamaitech.net.
cn.akamaitech.net.	560	IN	NS	n5cn.akamaitech.net.
cn.akamaitech.net.	560	IN	NS	n0cn.akamaitech.net.
cn.akamaitech.net.	560	IN	NS	n1cn.akamaitech.net.
cn.akamaitech.net.	560	IN	NS	a0cn.akamaitech.net.
cn.akamaitech.net.	560	IN	NS	a1cn.akamaitech.net.
cn.akamaitech.net.	560	IN	NS	n3cn.akamaitech.net.
cn.akamaitech.net.	560	IN	NS	n2cn.akamaitech.net.

;; Query time: 132 msec
;; SERVER: ::1#53(::1)
;; WHEN: Tue Mar 10 15:59:30 2015
;; MSG SIZE  rcvd: 489