infra-server1.ct1.localzoho.com has no CNAME records.
Question and response
Question
dig infra-server1.ct1.localzoho.com. NS
Answer
The response has no answer records.
Authority
localzoho.com. 600 SOA ns11.zns-53.com. dnsadmin.vtitan.com. 2026012453 7200 1800 1209600 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0