Look at the following output. What did the hacker accomplish?

; <<>> DiG 9.7.-P1 <<>> axfr domam.com

@192.168.1.105

;; global options: +cmd

domain.com. 3600 IN SOA srv1.domain.com. hostsrv1.domain.com. 131 900 600 86400 3600

domain.com. 600 IN A 192.168.1.102

domain.com. 600 IN A 192.168.1.105

domain.com. 3600 IN NS srv1.domain.com.

domain.com. 3600 IN NS

srv2.domain.com.

vpn.domain.com. 3600 IN A 192.168.1.1

server.domain.com. 3600 IN A 192.168.1.3

office.domain.com. 3600 IN A 192.168.1.4

remote.domain.com. 3600 IN A 192.168. 1.48

support.domain.com. 3600 IN A 192.168.1.47

ns1.domain.com. 3600 IN A 192.16

8.1.41

ns2.domain.com. 3600 IN A 192.168.1.42

ns3.domain.com. 3600 IN A 192.168.1.34

ns4.domain.com. 3600 IN A 192.168.1.45

srv1.domain.com. 3600 IN A 192.168.1.102

srv2.domain.com. 1200 IN A 192.168.1.105

domain.com. 3600 IN

SOA srv1.domain.com. hostsrv1.

domain.com. 131 900 600 86400 3600

;; Query time: 269 msec

;; SERVER: 192.168.1.105#53(192.168.1.105)

;; WHEN: Sun Aug 11 20:07:59 2013

;; XFR size: 65 records (messages 65, bytes 4501)

A. The hacker used whois to gather publicly available records for the

domain.

B. The hacker used the -fierce- tool to brute force the list of available domains.

C. The hacker listed DNS records on his own domain.

D. The hacker successfully transfered the zone and enumerated the hosts.