; <<>> DiG 9.4.0 <<>> @::1 +time=30 aaaa b1.download.windowsupdate.com
; (1 server found)
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 64835
;; flags: qr rd ra; QUERY: 1, ANSWER: 5, AUTHORITY: 5, ADDITIONAL: 2

;; QUESTION SECTION:
;b1.download.windowsupdate.com.	IN	AAAA

;; ANSWER SECTION:
b1.download.windowsupdate.com. 1187 IN	CNAME	b1.dl.windowsupdate.com.nsatc.net.
b1.dl.windowsupdate.com.nsatc.net. 45 IN CNAME	b1.download.windowsupdate.com.c.footprint.net.
b1.download.windowsupdate.com.c.footprint.net. 230 IN AAAA 2001:1900:2306:4004::ff
b1.download.windowsupdate.com.c.footprint.net. 230 IN AAAA 2001:1900:2306:4f0c::ff
b1.download.windowsupdate.com.c.footprint.net. 230 IN AAAA 2001:1900:2300:2f0e::ff

;; AUTHORITY SECTION:
c.footprint.net.	31513	IN	NS	b.ns.c.footprint.net.
c.footprint.net.	31513	IN	NS	a.ns.c.footprint.net.
c.footprint.net.	31513	IN	NS	e.ns.c.footprint.net.
c.footprint.net.	31513	IN	NS	us-co-1.ns.c.footprint.net.
c.footprint.net.	31513	IN	NS	us-ca-3.ns.c.footprint.net.

;; ADDITIONAL SECTION:
us-ca-3.ns.c.footprint.net. 117913 IN	A	8.27.255.153
us-co-1.ns.c.footprint.net. 117913 IN	A	8.27.225.25

;; Query time: 37 msec
;; SERVER: ::1#53(::1)
;; WHEN: Wed Aug 12 17:16:41 2015
;; MSG SIZE  rcvd: 361