fj0rd.vixie.org has no CNAME records.
Question and response
Question
dig fj0rd.vixie.org. NS
Answer
The response has no answer records.
Authority
vixie.org. 3199 SOA jokulsa.asbyrgi.net. hostmaster.tisf.net. 2026021916 7200 3600 1728000 172800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0