; <<>> DiG 9.4.0 <<>> @203.90.66.79 +time=30 aaaa external.ak.fbcdn.net
; (1 server found)
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 8402
;; 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.	2358	IN	CNAME	external.ak.fbcdn.net.edgesuite.net.
external.ak.fbcdn.net.edgesuite.net. 200 IN CNAME a1920.dsw4.akamai.net.
a1920.dsw4.akamai.net.	20	IN	AAAA	2600:140f:5::7370:105
a1920.dsw4.akamai.net.	20	IN	AAAA	2600:140f:5::7370:10f

;; AUTHORITY SECTION:
dsw4.akamai.net.	9555	IN	NS	n4dsw4.akamai.net.
dsw4.akamai.net.	9555	IN	NS	n6dsw4.akamai.net.
dsw4.akamai.net.	9555	IN	NS	n1dsw4.akamai.net.
dsw4.akamai.net.	9555	IN	NS	n5dsw4.akamai.net.
dsw4.akamai.net.	9555	IN	NS	n3dsw4.akamai.net.
dsw4.akamai.net.	9555	IN	NS	n0dsw4.akamai.net.
dsw4.akamai.net.	9555	IN	NS	a0dsw4.akamai.net.
dsw4.akamai.net.	9555	IN	NS	n2dsw4.akamai.net.

;; Query time: 363 msec
;; SERVER: 203.90.66.79#53(203.90.66.79)
;; WHEN: Fri Dec 28 01:10:56 2012
;; MSG SIZE  rcvd: 341