ns1.adns.cachefly.net has no CNAME records.
Question and response
Question
dig ns1.adns.cachefly.net. NS
Answer
The response has no answer records.
Authority
cachefly.net. 640 SOA ns1.adns.cachefly.net. hostmaster.cachefly.net. 1772106001 16384 2048 1048576 2560
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0