Question and response
Question
dig mail.gblnet.RU. NS
Answer
mail.gblnet.RU. 5 CNAME mx.gblnet.RU.
Authority
gBLNET.ru. 10173 SOA ns.gBLNET.ru. vvv.gBLNET.ru. 2026030201 10800 1200 1209600 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0