nameserver1.lasting.ro has no CNAME records.
Question and response
Question
dig nameserver1.lasting.ro. NS
Answer
The response has no answer records.
Authority
lasting.ro. 1557 SOA nameserver2.lasting.ro. hostmaster.lasting.ro. 2013021357 3600 1800 604800 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0