; <<>> 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: 27047
;; 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.	4799	IN	CNAME	external.ak.fbcdn.net.edgesuite.net.
external.ak.fbcdn.net.edgesuite.net. 193 IN CNAME a1920.dsw4.akamai.net.
a1920.dsw4.akamai.net.	20	IN	AAAA	2600:1406:19::b81b:2eca
a1920.dsw4.akamai.net.	20	IN	AAAA	2600:1406:19::b81b:2ea9

;; AUTHORITY SECTION:
dsw4.akamai.net.	18955	IN	NS	n0dsw4.akamai.net.
dsw4.akamai.net.	18955	IN	NS	n3dsw4.akamai.net.
dsw4.akamai.net.	18955	IN	NS	n5dsw4.akamai.net.
dsw4.akamai.net.	18955	IN	NS	n2dsw4.akamai.net.
dsw4.akamai.net.	18955	IN	NS	n4dsw4.akamai.net.
dsw4.akamai.net.	18955	IN	NS	a0dsw4.akamai.net.
dsw4.akamai.net.	18955	IN	NS	n1dsw4.akamai.net.
dsw4.akamai.net.	18955	IN	NS	a1dsw4.akamai.net.

;; Query time: 220 msec
;; SERVER: ::1#53(::1)
;; WHEN: Fri Jun 14 13:53:37 2013
;; MSG SIZE  rcvd: 341