A security analyst is testing both Windows and Linux systems for unauthorized DNS zone transfers within a LAN on comptia.org from example.org.
Which of the following commands should the security analyst use? (Choose two.)
A . 
B . 
C . dig Caxfr comptia.org @example.org
D . ipconfig /flushDNS
E . 
F . dig @example.org comptia.org
Answer: AC