ns1.celhost.eu has no CNAME records.
Question and response
Question
dig ns1.celhost.eu. NS
Answer
The response has no answer records.
Authority
celhost.eu. 2230 SOA ns1.celhost.eu. hostmaster.celhost.eu. 1772650338 10800 3600 604800 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0