Apex domains cannot have CNAME records.
Question and response
Question
dig silentharlequinesque.com. NS
Answer
silentharlequinesque.com. 5 NS ns2.silentharlequinesque.com.
silentharlequinesque.com. 5 NS ns1.silentharlequinesque.com.
Authority
The response has no authority records.
Additional
ns1.silentharlequinesque.com. 5 A 216.122.166.212
ns2.silentharlequinesque.com. 5 A 216.122.166.213
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0