Apex domains cannot have CNAME records.
Question and response
Question
dig redit.com. NS
Answer
redit.com. 5 NS ns04.transtelco.net.
redit.com. 5 NS ns00.transtelco.net.
redit.com. 5 NS ns02.transtelco.net.
redit.com. 5 NS ns01.transtelco.net.
redit.com. 5 NS ns03.transtelco.net.
Authority
The response has no authority records.
Additional
ns00.transtelco.net. 5 A 208.94.148.2
ns01.transtelco.net. 5 A 208.80.124.2
ns02.transtelco.net. 5 A 208.80.126.2
ns03.transtelco.net. 5 A 208.80.125.2
ns04.transtelco.net. 5 A 208.80.127.2
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0