Question and response
Question
dig cluster9.us.messagelabs.com. A
Answer
cluster9.us.messagelabs.com. 60 A 67.219.250.220
cluster9.us.messagelabs.com. 60 A 67.219.247.207
cluster9.us.messagelabs.com. 60 A 67.219.250.219
cluster9.us.messagelabs.com. 60 A 67.219.247.111
cluster9.us.messagelabs.com. 60 A 67.219.246.213
cluster9.us.messagelabs.com. 60 A 67.219.246.219
Authority
messagelabs.com. 180 NS ns-1296.awsdns-34.org.
messagelabs.com. 180 NS ns-1714.awsdns-22.co.uk.
messagelabs.com. 180 NS ns-453.awsdns-56.com.
messagelabs.com. 180 NS ns-520.awsdns-01.net.
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0