Question and response
Question
dig rs101-realsender.com. MX
Answer
rs101-realsender.com. 300 MX 10 rsbox.realsender.com.
rs101-realsender.com. 300 MX 20 rsbox2.realsender.com.
Authority
rs101-realsender.com. 172800 NS ns-1283.awsdns-32.org.
rs101-realsender.com. 172800 NS ns-1753.awsdns-27.co.uk.
rs101-realsender.com. 172800 NS ns-34.awsdns-04.com.
rs101-realsender.com. 172800 NS ns-989.awsdns-59.net.
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0