; <<>> DiG 9.4.0 <<>> @::1 +time=30 aaaa au.v4.download.windowsupdate.com
; (1 server found)
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 50042
;; flags: qr rd ra; QUERY: 1, ANSWER: 7, AUTHORITY: 8, ADDITIONAL: 0

;; QUESTION SECTION:
;au.v4.download.windowsupdate.com. IN	AAAA

;; ANSWER SECTION:
au.v4.download.windowsupdate.com. 3600 IN CNAME	bg.v4.dl.windowsupdate.com.nsatc.net.
bg.v4.dl.windowsupdate.com.nsatc.net. 900 IN CNAME w8v4.audownload.windowsupdate.nsatc.net.
w8v4.audownload.windowsupdate.nsatc.net. 600 IN	CNAME au.download.windowsupdate.com.edgesuite.net.
au.download.windowsupdate.com.edgesuite.net. 2980 IN CNAME a767.dscd.akamai.net.
a767.dscd.akamai.net.	20	IN	AAAA	2600:141b:4::48f7:830
a767.dscd.akamai.net.	20	IN	AAAA	2600:141b:4::48f7:83a
a767.dscd.akamai.net.	20	IN	AAAA	2600:141b:4::48f7:84a

;; AUTHORITY SECTION:
dscd.akamai.net.	3834	IN	NS	n7dscd.akamai.net.
dscd.akamai.net.	3834	IN	NS	n3dscd.akamai.net.
dscd.akamai.net.	3834	IN	NS	n4dscd.akamai.net.
dscd.akamai.net.	3834	IN	NS	n5dscd.akamai.net.
dscd.akamai.net.	3834	IN	NS	n2dscd.akamai.net.
dscd.akamai.net.	3834	IN	NS	n1dscd.akamai.net.
dscd.akamai.net.	3834	IN	NS	n0dscd.akamai.net.
dscd.akamai.net.	3834	IN	NS	n6dscd.akamai.net.

;; Query time: 148 msec
;; SERVER: ::1#53(::1)
;; WHEN: Tue Apr 14 21:31:52 2015
;; MSG SIZE  rcvd: 481