ns2.siteground167.com has no CNAME records.
Question and response
Question
dig ns2.siteground167.com. NS
Answer
The response has no answer records.
Authority
siteground167.com. 10618 SOA ns1.siteground167.com. mail.siteground167.com. 15 86400 7200 3600000 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0