Question and response
Question
dig itwxdev.com. MX
Answer
itwxdev.com. 300 MX 1 aspmx.l.google.com.
itwxdev.com. 300 MX 10 alt3.aspmx.l.google.com.
itwxdev.com. 300 MX 10 alt4.aspmx.l.google.com.
itwxdev.com. 300 MX 5 alt1.aspmx.l.google.com.
itwxdev.com. 300 MX 5 alt2.aspmx.l.google.com.
Authority
itwxdev.com. 172800 NS ns-1226.awsdns-25.org.
itwxdev.com. 172800 NS ns-1882.awsdns-43.co.uk.
itwxdev.com. 172800 NS ns-34.awsdns-04.com.
itwxdev.com. 172800 NS ns-667.awsdns-19.net.
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0