Question and response
Question
dig outlook.ha.office365.com. NS
Answer
outlook.ha.office365.com. 4 CNAME outlook.ms-acdc.office.com.
outlook.ms-acdc.office.com. 4 CNAME FRA-efz.ms-acdc.office.com.
Authority
ms-acdc.office.com. 59 SOA ns1-ms-acdc.office.com. hostmaster.microsoft.com. 2045159720 900 600 86400 60
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0