mail.drcj.ro has no CNAME records.
Question and response
Question
dig mail.drcj.ro. NS
Answer
The response has no answer records.
Authority
drcj.ro. 446 SOA ns.drcj.ro. hostmaster.drcj.ro. 2009052409 10800 3600 604800 10800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0