w.cctld.us has no CNAME records.
Question and response
Question
dig w.cctld.us. NS
Answer
The response has no answer records.
Authority
us. 176 SOA a.cctld.us. admin.tldns.godaddy. 1772259849 1800 300 604800 1800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0