h201.cornut.fr has no CNAME records.
Question and response
Question
dig h201.cornut.fr. NS
Answer
The response has no answer records.
Authority
cornut.fr. 421 SOA ns3.rmi.fr. ndd.adista.fr. 2025073001 21600 3600 2419200 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0