Question and response
Question
dig dg7vdtfrctrw.mail.gtnet.ru. NS
Answer
dg7vdtfrctrw.mail.gtnet.ru. 5 CNAME gv-z66hkizbylsnx6.dv.googlehosted.com.
Authority
dv.googlehosted.com. 60 SOA ns1.google.com. dns-admin.google.com. 885488807 900 900 1800 60
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0