Question and response
Question
dig sdn234.mailerxses.com. A
Answer
sdn234.mailerxses.com. 300 A 51.81.70.234
Authority
mailerxses.com. 172800 NS ns-1407.awsdns-47.org.
mailerxses.com. 172800 NS ns-1852.awsdns-39.co.uk.
mailerxses.com. 172800 NS ns-34.awsdns-04.com.
mailerxses.com. 172800 NS ns-964.awsdns-56.net.
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0