dns1.stabletransit.com has no CNAME records.
Question and response
Question
dig dns1.stabletransit.com. NS
Answer
The response has no answer records.
Authority
stabletransit.com. 16 SOA ns1.hostingmatrix.net. admin.helpmachine.com. 1583180440 3600 300 1814400 300
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0