Question and response
Question
dig ms51407915.ficolo.net. NS
Answer
ms51407915.ficolo.net. 5 CNAME red002.mail.emea.microsoftonline.com.
Authority
microsoftonline.com. 60 SOA ns1-38.azure-dns.com. msnhst.microsoft.com. 2017971531 300 120 2419200 60
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0