Apex domains cannot have CNAME records.
Question and response
Question
dig iseethegeek.com. NS
Answer
iseethegeek.com. 5 NS ns-1225.awsdns-25.org.
iseethegeek.com. 5 NS ns-1594.awsdns-07.co.uk.
iseethegeek.com. 5 NS ns-324.awsdns-40.com.
iseethegeek.com. 5 NS ns-1004.awsdns-61.net.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0