; <<>> DiG 9.4.0 <<>> @202.159.65.166 +time=30 aaaa external.ak.fbcdn.net
; (1 server found)
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 59499
;; 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.	4769	IN	CNAME	external.ak.fbcdn.net.edgesuite.net.
external.ak.fbcdn.net.edgesuite.net. 294 IN CNAME a1920.dsw4.akamai.net.
a1920.dsw4.akamai.net.	20	IN	AAAA	2001:4488:2100:3::7da0:1251
a1920.dsw4.akamai.net.	20	IN	AAAA	2001:4488:2100:3::7da0:1259

;; AUTHORITY SECTION:
dsw4.akamai.net.	17434	IN	NS	n3dsw4.akamai.net.
dsw4.akamai.net.	17434	IN	NS	n4dsw4.akamai.net.
dsw4.akamai.net.	17434	IN	NS	n5dsw4.akamai.net.
dsw4.akamai.net.	17434	IN	NS	a0dsw4.akamai.net.
dsw4.akamai.net.	17434	IN	NS	a1dsw4.akamai.net.
dsw4.akamai.net.	17434	IN	NS	n0dsw4.akamai.net.
dsw4.akamai.net.	17434	IN	NS	n1dsw4.akamai.net.
dsw4.akamai.net.	17434	IN	NS	n2dsw4.akamai.net.

;; Query time: 327 msec
;; SERVER: 202.159.65.166#53(202.159.65.166)
;; WHEN: Mon Apr  1 19:29:06 2013
;; MSG SIZE  rcvd: 341