; <<>> DiG 9.4.0 <<>> @76.164.128.4 +time=30 aaaa external.ak.fbcdn.net
; (1 server found)
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 11893
;; 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.	4457	IN	CNAME	external.ak.fbcdn.net.edgesuite.net.
external.ak.fbcdn.net.edgesuite.net. 210 IN CNAME a1920.dsw4.akamai.net.
a1920.dsw4.akamai.net.	20	IN	AAAA	2001:428:1802:9::d1d3:d819
a1920.dsw4.akamai.net.	20	IN	AAAA	2001:428:1802:9::d1d3:d80b

;; AUTHORITY SECTION:
dsw4.akamai.net.	4374	IN	NS	n3dsw4.akamai.net.
dsw4.akamai.net.	4374	IN	NS	n4dsw4.akamai.net.
dsw4.akamai.net.	4374	IN	NS	n5dsw4.akamai.net.
dsw4.akamai.net.	4374	IN	NS	a0dsw4.akamai.net.
dsw4.akamai.net.	4374	IN	NS	a1dsw4.akamai.net.
dsw4.akamai.net.	4374	IN	NS	n0dsw4.akamai.net.
dsw4.akamai.net.	4374	IN	NS	n1dsw4.akamai.net.
dsw4.akamai.net.	4374	IN	NS	n2dsw4.akamai.net.

;; Query time: 75 msec
;; SERVER: 76.164.128.4#53(76.164.128.4)
;; WHEN: Fri Nov 30 02:36:54 2012
;; MSG SIZE  rcvd: 341