Apex domains cannot have CNAME records.
Question and response
Question
dig livestock-directory.com. NS
Answer
livestock-directory.com. 5 NS ns-739.awsdns-28.net.
livestock-directory.com. 5 NS ns-24.awsdns-03.com.
livestock-directory.com. 5 NS ns-2.awsdns-00.com.
livestock-directory.com. 5 NS ns-1495.awsdns-58.org.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0