Question and response
Question
dig core.spb.m.oml.RU. DNAME
Answer
The response has no answer records.
Authority
oml.RU. 322 SOA ns.megagroup.RU. dnsmaster.megagroup.RU. 1139964 21600 1800 1209600 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0