ns3.unitedlayer.com has no CNAME records.
Question and response
Question
dig ns3.unitedlayer.com. NS
Answer
The response has no answer records.
Authority
unitedlayer.com. 2364 SOA ns1.unitedlayer.com. root.unitedlayer.com. 2026012001 3600 900 604800 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0