; <<>> DiG 9.4.0 <<>> @208.180.42.68 +time=30 aaaa external.ak.fbcdn.net
; (1 server found)
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 39634
;; flags: qr rd ra; QUERY: 1, ANSWER: 4, AUTHORITY: 0, ADDITIONAL: 0

;; QUESTION SECTION:
;external.ak.fbcdn.net.		IN	AAAA

;; ANSWER SECTION:
external.ak.fbcdn.net.	5269	IN	CNAME	external.ak.fbcdn.net.edgesuite.net.
external.ak.fbcdn.net.edgesuite.net. 271 IN CNAME a1920.dsw4.akamai.net.
a1920.dsw4.akamai.net.	11	IN	AAAA	2600:1407:1:3::6007:2e51
a1920.dsw4.akamai.net.	11	IN	AAAA	2600:1407:1:3::6007:2e68

;; Query time: 55 msec
;; SERVER: 208.180.42.68#53(208.180.42.68)
;; WHEN: Fri Nov 30 02:57:10 2012
;; MSG SIZE  rcvd: 173