encrypt222.appriver.com has no CNAME records.
Question and response
Question
dig encrypt222.appriver.com. NS
Answer
The response has no answer records.
Authority
appriver.com. 1580 SOA hugh.ns.cloudflare.com. dns.cloudflare.com. 2397032929 10000 2400 604800 1800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0