Apex domains cannot have CNAME records.
Question and response
Question
dig jonaspasche.com. NS
Answer
jonaspasche.com. 5 NS ns3.jonaspasche.com.
jonaspasche.com. 5 NS ns1.jonaspasche.com.
jonaspasche.com. 5 NS ns2.jonaspasche.com.
Authority
The response has no authority records.
Additional
ns1.jonaspasche.com. 5 A 82.98.82.71
ns2.jonaspasche.com. 5 A 95.143.172.73
ns3.jonaspasche.com. 5 A 185.26.156.71
ns1.jonaspasche.com. 5 AAAA 2a02:2e0:3fc:52:0:62:52:47
ns2.jonaspasche.com. 5 AAAA 2001:1a50:11:0:5f:8f:ac:49
ns3.jonaspasche.com. 5 AAAA 2a00:d0c0:200:2:0:0:0:7
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0