ornitorrinco.isp.ip.pt has no CNAME records.
Question and response
Question
dig ornitorrinco.isp.ip.pt. NS
Answer
The response has no answer records.
Authority
isp.ip.pt. 3600 SOA ns.ip.pt. dns-admin.ip.pt. 2023102101 28800 7200 604800 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0