Question and response
Question
dig mx0.server-he.de. A
Answer
mx0.server-he.de. 86400 A 80.237.138.5
Authority
server-he.de. 86400 NS cns4.secureserver.net.
server-he.de. 86400 NS cns3.secureserver.net.
Additional
. 0 OPT ; payload 1280, xrcode 0, version 0, flags 0