f.nic.li has no CNAME records.
Question and response
Question
dig f.nic.li. NS
Answer
The response has no answer records.
Authority
li. 541 SOA a.nic.li. dns-operation.switch.ch. 2026031015 900 600 1209600 900
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0