Apex domains cannot have CNAME records.
Question and response
Question
dig garlic.net. NS
Answer
garlic.net. 3 NS ns.garlic.com.
garlic.net. 3 NS ns.vfr.net.
Authority
The response has no authority records.
Additional
ns.vfr.net. 3 A 216.139.32.41
ns.garlic.com. 3 A 216.139.32.33
ns.vfr.net. 3 AAAA 2607:4b00:2:0:216:139:33:144
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0