masterasbb.beenets.com has no CNAME records.
Question and response
Question
dig masterasbb.beenets.com. NS
Answer
The response has no answer records.
Authority
beenets.com. 29 SOA ns.beenets.com. dns-admin.beenets.com. 779 3600 600 1209600 60
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0