ns1.vocus.network has no CNAME records.
Question and response
Question
dig ns1.vocus.network. NS
Answer
The response has no answer records.
Authority
vocus.network. 5758 SOA ns1.vocus.network. root.vocus.network. 2026021908 10800 3600 604800 86420
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0