; <<>> DiG 9.4.0 <<>> aaaa b-api.facebook.com.
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 48001
;; flags: qr rd ra; QUERY: 1, ANSWER: 3, AUTHORITY: 2, ADDITIONAL: 0

;; QUESTION SECTION:
;b-api.facebook.com.		IN	AAAA

;; ANSWER SECTION:
b-api.facebook.com.	3600	IN	CNAME	z-m.facebook.com.
z-m.facebook.com.	3600	IN	CNAME	z-m.c10r.facebook.com.
z-m.c10r.facebook.com.	60	IN	AAAA	2a03:2880:20:3f0c:face:b00c:0:1

;; AUTHORITY SECTION:
c10r.facebook.com.	102018	IN	NS	a.ns.c10r.facebook.com.
c10r.facebook.com.	102018	IN	NS	b.ns.c10r.facebook.com.

;; Query time: 126 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Wed Apr 29 16:08:22 2015
;; MSG SIZE  rcvd: 140