Question and response
Question
dig optk.com. MX
Answer
optk.com. 3600 MX 0 optk-com.mail.protection.outlook.com.
Authority
optk.com. 3600 NS ns34.domaincontrol.com.
optk.com. 3600 NS ns33.domaincontrol.com.
Additional
. 0 OPT ; payload 1280, xrcode 0, version 0, flags 0