ns.wedos.lu has no CNAME records.
Question and response
Question
dig ns.wedos.lu. NS
Answer
The response has no answer records.
Authority
wedos.lu. 1651 SOA ns.wedos.net. wedos.wedos.com. 2025072401 3600 1800 1814400 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0