; <<>> DiG 9.4.0 <<>> @65.68.49.50 +time=30 aaaa external.ak.fbcdn.net
; (1 server found)
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 6681
;; 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.	3634	IN	CNAME	external.ak.fbcdn.net.edgesuite.net.
external.ak.fbcdn.net.edgesuite.net. 323 IN CNAME a1920.dsw4.akamai.net.
a1920.dsw4.akamai.net.	20	IN	AAAA	2600:1407:4:1::1703:b39
a1920.dsw4.akamai.net.	20	IN	AAAA	2600:1407:4:1::1703:b48

;; AUTHORITY SECTION:
dsw4.akamai.net.	10529	IN	NS	n2dsw4.akamai.net.
dsw4.akamai.net.	10529	IN	NS	n5dsw4.akamai.net.
dsw4.akamai.net.	10529	IN	NS	n4dsw4.akamai.net.
dsw4.akamai.net.	10529	IN	NS	a0dsw4.akamai.net.
dsw4.akamai.net.	10529	IN	NS	n3dsw4.akamai.net.
dsw4.akamai.net.	10529	IN	NS	a1dsw4.akamai.net.
dsw4.akamai.net.	10529	IN	NS	n0dsw4.akamai.net.
dsw4.akamai.net.	10529	IN	NS	n1dsw4.akamai.net.

;; Query time: 97 msec
;; SERVER: 65.68.49.50#53(65.68.49.50)
;; WHEN: Sat Dec  1 05:45:15 2012
;; MSG SIZE  rcvd: 341