mail.fuchsdeife.de has no CNAME records.
Question and response
Question
dig mail.fuchsdeife.de. NS
Answer
The response has no answer records.
Authority
fuchsdeife.de. 10800 SOA dns.dns1.de. hostmaster.domainbestellsystem.com. 2025060701 28800 7200 604800 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0