web01.tinc.ws has no CNAME records.
Question and response
Question
dig web01.tinc.ws. NS
Answer
The response has no answer records.
Authority
tinc.ws. 288 SOA dns200.anycast.me. tech.ovh.net. 2022070500 86400 3600 3600000 300
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0