Apex domains cannot have CNAME records.
Question and response
Question
dig trichomecompany.com. NS
Answer
trichomecompany.com. 5 NS ns1086.ui-dns.de.
trichomecompany.com. 5 NS ns1042.ui-dns.com.
trichomecompany.com. 5 NS ns1021.ui-dns.org.
trichomecompany.com. 5 NS ns1047.ui-dns.biz.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0