Question and response
Question
dig www1.gblnet.ru. NS
Answer
www1.gblnet.ru. 5 CNAME ns.gblnet.ru.
Authority
GBLNet.RU. 8777 SOA ns.GBLNet.RU. vvv.GBLNet.RU. 2026030201 10800 1200 1209600 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0