Apex domains cannot have CNAME records.
Question and response
Question
dig vel.net. NS
Answer
vel.net. 1 NS ns-851.awsdns-42.net.
vel.net. 1 NS ns-1790.awsdns-31.co.uk.
vel.net. 1 NS ns-167.awsdns-20.com.
vel.net. 1 NS ns-1359.awsdns-41.org.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0