Question and response
Question
dig smp.edu.do. MX
Answer
smp.edu.do. 300 MX 0 smp-edu-do.mail.protection.outlook.com.
Authority
smp.edu.do. 172800 NS ns-1310.awsdns-35.org.
smp.edu.do. 172800 NS ns-133.awsdns-16.com.
smp.edu.do. 172800 NS ns-1935.awsdns-49.co.uk.
smp.edu.do. 172800 NS ns-537.awsdns-03.net.
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0