ns1.byteplusdns.com has no CNAME records.
Question and response
Question
dig ns1.byteplusdns.com. NS
Answer
The response has no answer records.
Authority
byteplusdns.com. 130 SOA ns1.volcdns.com. dnsadmin.bytedance.com. 2024092707 3600 1200 86400 300
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0