dns2.westhost.com has no CNAME records.
Question and response
Question
dig dns2.westhost.com. NS
Answer
The response has no answer records.
Authority
westhost.com. 1785 SOA dns1.p01.nsone.net. hostmaster.nsone.net. 1731081751 43200 7200 1209600 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0