mail02.fondsfinanz.de has no CNAME records.
Question and response
Question
dig mail02.fondsfinanz.de. NS
Answer
The response has no answer records.
Authority
fondsfinanz.de. 600 SOA nsa4.schlundtech.de. webmaster.fondsfinanz.de. 2025100929 43200 7200 1209600 600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0