valhalla.codeplumbers.eu has no CNAME records.
Question and response
Question
dig valhalla.codeplumbers.eu. NS
Answer
The response has no answer records.
Authority
codeplumbers.eu. 2704 SOA ns0.online.net. hostmaster.codeplumbers.eu. 2026021901 10800 3600 604800 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0