; <<>> 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: 63220
;; 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. 3312 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. 2114 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:ab61
a767.dscd.akamai.net.0.1.cn.akamaitech.net. 20 IN AAAA 2001:418:4001:2::cc02:ab63

;; AUTHORITY SECTION:
cn.akamaitech.net.	3999	IN	NS	n0cn.akamaitech.net.
cn.akamaitech.net.	3999	IN	NS	n4cn.akamaitech.net.
cn.akamaitech.net.	3999	IN	NS	n6cn.akamaitech.net.
cn.akamaitech.net.	3999	IN	NS	n1cn.akamaitech.net.
cn.akamaitech.net.	3999	IN	NS	n2cn.akamaitech.net.
cn.akamaitech.net.	3999	IN	NS	n3cn.akamaitech.net.
cn.akamaitech.net.	3999	IN	NS	a0cn.akamaitech.net.
cn.akamaitech.net.	3999	IN	NS	n5cn.akamaitech.net.

;; Query time: 3157 msec
;; SERVER: ::1#53(::1)
;; WHEN: Tue Mar 10 16:10:15 2015
;; MSG SIZE  rcvd: 489