Question and response
Question
dig inbound-smtp.ca-central-1.amazonaws.com. A
Answer
inbound-smtp.ca-central-1.amazonaws.com. 60 A 3.98.238.7
inbound-smtp.ca-central-1.amazonaws.com. 60 A 99.79.11.207
inbound-smtp.ca-central-1.amazonaws.com. 60 A 99.79.154.210
Authority
inbound-smtp.ca-central-1.amazonaws.com. 172800 NS ns-1111.awsdns-10.org.
inbound-smtp.ca-central-1.amazonaws.com. 172800 NS ns-1619.awsdns-10.co.uk.
inbound-smtp.ca-central-1.amazonaws.com. 172800 NS ns-216.awsdns-27.com.
inbound-smtp.ca-central-1.amazonaws.com. 172800 NS ns-847.awsdns-41.net.
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0