server365016.lu has no CNAME records.
Question and response
Question
dig server365016.lu. NS
Answer
The response has no answer records.
Authority
lu. 3600 SOA ns1.dns.lu. noc.restena.lu. 1772258472 3600 900 2592000 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0