rt-test.nwtime.org has no CNAME records.
Question and response
Question
dig rt-test.nwtime.org. NS
Answer
The response has no answer records.
Authority
nwtime.org. 3487 SOA ns1.everett.org. postmaster.nwtime.org. 2026012500 3600 14400 604800 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0