Question and response
Question
dig realty.obcity.ru. NS
Answer
realty.obcity.ru. 5 CNAME obcity.p.reforum.ru.
Authority
reforum.ru. 900 SOA dns1.yandex.net. dns-hosting.yandex.ru. 29 900 90 86400 900
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0