www.ciberserver.com has no CNAME records.
Question and response
Question
dig www.ciberserver.com. NS
Answer
The response has no answer records.
Authority
ciberserver.com. 10800 SOA ns1.ciberserver.net. status.ciberconceito.com. 2026030501 3600 7200 604800 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0