vm-acc.wcss.wroc.pl has no CNAME records.
Question and response
Question
dig vm-acc.wcss.wroc.pl. NS
Answer
The response has no answer records.
Authority
wcss.wroc.pl. 152 SOA wask.wask.wroc.pl. admin.wask.wroc.pl. 2026012202 86400 7200 1209600 172800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0