; <<>> DiG 9.4.0 <<>> @202.199.160.206 +time=60 aaaa external.ak.fbcdn.net
; (1 server found)
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 36009
;; flags: qr rd ra; QUERY: 1, ANSWER: 4, AUTHORITY: 8, ADDITIONAL: 0

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

;; ANSWER SECTION:
external.ak.fbcdn.net.	7200	IN	CNAME	external.ak.fbcdn.net.edgesuite.net.
external.ak.fbcdn.net.edgesuite.net. 360 IN CNAME a1920.dsw4.akamai.net.
a1920.dsw4.akamai.net.	20	IN	AAAA	2600:140b:2:4::1720:f80b
a1920.dsw4.akamai.net.	20	IN	AAAA	2600:140b:2:4::1720:f830

;; AUTHORITY SECTION:
dsw4.akamai.net.	9438	IN	NS	n3dsw4.akamai.net.
dsw4.akamai.net.	9438	IN	NS	n4dsw4.akamai.net.
dsw4.akamai.net.	9438	IN	NS	n5dsw4.akamai.net.
dsw4.akamai.net.	9438	IN	NS	a0dsw4.akamai.net.
dsw4.akamai.net.	9438	IN	NS	a1dsw4.akamai.net.
dsw4.akamai.net.	9438	IN	NS	n0dsw4.akamai.net.
dsw4.akamai.net.	9438	IN	NS	n1dsw4.akamai.net.
dsw4.akamai.net.	9438	IN	NS	n2dsw4.akamai.net.

;; Query time: 1148 msec
;; SERVER: 202.199.160.206#53(202.199.160.206)
;; WHEN: Sat Jun 15 17:34:46 2013
;; MSG SIZE  rcvd: 341