mail2.webglobe.sk has no CNAME records.
Question and response
Question
dig mail2.webglobe.sk. NS
Answer
The response has no answer records.
Authority
webglobe.sk. 300 SOA ns1.webglobe.sk. root.webglobe.sk. 2026021301 28800 7200 604800 300
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0