ns2.orangehost.com has no CNAME records.
Question and response
Question
dig ns2.orangehost.com. NS
Answer
The response has no answer records.
Authority
orangehost.com. 1345 SOA dns1.orangehost.com. dns.cloudflare.com. 2397793881 10000 2400 604800 1800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0