ar7280-1.km38.cek.GBlNET.net has no CNAME records.
Question and response
Question
dig ar7280-1.km38.cek.GBlNET.net. NS
Answer
The response has no answer records.
Authority
cek.GBlNET.net. 3600 SOA ns.gblnet.ru. vvv.gblnet.ru. 2023022301 10800 1200 1209600 259200
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0