; <<>> DiG 9.4.0 <<>> @::1 +time=30 aaaa external.ak.fbcdn.net
; (1 server found)
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 48985
;; flags: qr rd ra; QUERY: 1, ANSWER: 4, AUTHORITY: 8, ADDITIONAL: 2

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

;; ANSWER SECTION:
external.ak.fbcdn.net.	7179	IN	CNAME	external.ak.fbcdn.net.edgesuite.net.
external.ak.fbcdn.net.edgesuite.net. 159 IN CNAME a1920.dsw4.akamai.net.
a1920.dsw4.akamai.net.	20	IN	AAAA	2001:559:0:301::6011:6d0a
a1920.dsw4.akamai.net.	20	IN	AAAA	2001:559:0:301::6011:6d50

;; AUTHORITY SECTION:
dsw4.akamai.net.	6030	IN	NS	n4dsw4.akamai.net.
dsw4.akamai.net.	6030	IN	NS	a0dsw4.akamai.net.
dsw4.akamai.net.	6030	IN	NS	n3dsw4.akamai.net.
dsw4.akamai.net.	6030	IN	NS	n1dsw4.akamai.net.
dsw4.akamai.net.	6030	IN	NS	n2dsw4.akamai.net.
dsw4.akamai.net.	6030	IN	NS	n5dsw4.akamai.net.
dsw4.akamai.net.	6030	IN	NS	n6dsw4.akamai.net.
dsw4.akamai.net.	6030	IN	NS	n0dsw4.akamai.net.

;; ADDITIONAL SECTION:
n6dsw4.akamai.net.	16893	IN	A	23.67.56.173
n4dsw4.akamai.net.	6029	IN	A	23.67.56.171

;; Query time: 38 msec
;; SERVER: ::1#53(::1)
;; WHEN: Mon Oct 28 03:38:38 2013
;; MSG SIZE  rcvd: 373