Question and response
Question
dig smtp-7-net.mm.fr.colt.net. A
Answer
smtp-7-net.mm.fr.colt.net. 3600 A 62.23.8.160
Authority
mm.fr.colt.net. 3600 NS ns1.coltfrance.com.
mm.fr.colt.net. 3600 NS ns0.coltfrance.com.
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0