ozerna11.kievline.net has no MX records.
Question and response
Question
dig ozerna11.kievline.net. MX
Answer
The response has no answer records.
Authority
kievline.net. 3600 SOA ns.kievline.net. hostmaster.kievline.net. 2026021400 14400 7200 604800 86400
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0