my.thehost.com.ua has no CNAME records.
Question and response
Question
dig my.thehost.com.ua. NS
Answer
The response has no answer records.
Authority
thehost.com.ua. 2105 SOA ns1.thehost.com.ua. hostmaster.thehost.com.ua. 2012093889 10800 3600 6048000 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0