ip6744a400.ipv4.syd02.ds.network has no CNAME records.
Question and response
Question
dig ip6744a400.ipv4.syd02.ds.network. NS
Answer
The response has no answer records.
Authority
ipv4.syd02.ds.network. 334 SOA names1.ds.network. dns.ds.network. 2024111203 7200 120 1209600 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0