; <<>> DiG 9.4.0 <<>> @::1 +time=30 aaaa vthumb.ak.fbcdn.net
; (1 server found)
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 28961
;; flags: qr rd ra; QUERY: 1, ANSWER: 5, AUTHORITY: 8, ADDITIONAL: 0

;; QUESTION SECTION:
;vthumb.ak.fbcdn.net.		IN	AAAA

;; ANSWER SECTION:
vthumb.ak.fbcdn.net.	5962	IN	CNAME	vthumb.facebook.com.edgesuite.net.
vthumb.facebook.com.edgesuite.net. 360 IN CNAME	a591.dspda2.akamai.net.
a591.dspda2.akamai.net.	20	IN	CNAME	a591.dspda2.akamai.net.0.1.cn.akamaitech.net.
a591.dspda2.akamai.net.0.1.cn.akamaitech.net. 20 IN AAAA 2600:1406:1a::173d:c329
a591.dspda2.akamai.net.0.1.cn.akamaitech.net. 20 IN AAAA 2600:1406:1a::173d:c331

;; AUTHORITY SECTION:
cn.akamaitech.net.	6363	IN	NS	n7cn.akamaitech.net.
cn.akamaitech.net.	6363	IN	NS	n6cn.akamaitech.net.
cn.akamaitech.net.	6363	IN	NS	n2cn.akamaitech.net.
cn.akamaitech.net.	6363	IN	NS	n3cn.akamaitech.net.
cn.akamaitech.net.	6363	IN	NS	n0cn.akamaitech.net.
cn.akamaitech.net.	6363	IN	NS	n1cn.akamaitech.net.
cn.akamaitech.net.	6363	IN	NS	n5cn.akamaitech.net.
cn.akamaitech.net.	6363	IN	NS	n4cn.akamaitech.net.

;; Query time: 182 msec
;; SERVER: ::1#53(::1)
;; WHEN: Thu May 22 01:16:17 2014
;; MSG SIZE  rcvd: 377