Question and response
Question
dig s1.mxout.elasticemail.co.uk. A
Answer
s1.mxout.elasticemail.co.uk. 3600 A 5.135.241.64
Authority
elasticemail.co.uk. 3600 NS pdns10.domaincontrol.com.
elasticemail.co.uk. 3600 NS pdns09.domaincontrol.com.
Additional
. 0 OPT ; payload 1280, xrcode 0, version 0, flags 0