dc.websms.com has no CNAME records.
Question and response
Question
dig dc.websms.com. NS
Answer
The response has no answer records.
Authority
websms.com. 595 SOA ns1.easyname.eu. hostmaster.easyname.eu. 2025111401 10800 3600 604800 600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0