Apex domains cannot have CNAME records.
Question and response
Question
dig jetstreamnetworks.com. NS
Answer
jetstreamnetworks.com. 5 NS ns-1825.awsdns-36.co.uk.
jetstreamnetworks.com. 5 NS ns-1407.awsdns-47.org.
jetstreamnetworks.com. 5 NS ns-192.awsdns-24.com.
jetstreamnetworks.com. 5 NS ns-811.awsdns-37.net.
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0