fallback3.ospito.nl has no CNAME records.
Question and response
Question
dig fallback3.ospito.nl. NS
Answer
The response has no answer records.
Authority
ospito.nl. 3122 SOA ns1.ospito.nl. hostmaster.ospito.nl. 2026020101 3600 3600 1209600 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0