Question and response
Question
dig test2.kemsu.ru. NS
Answer
test2.kemsu.ru. 5 CNAME test1.kemsu.ru.
Authority
kemsu.ru. 10324 SOA ns.kemsu.ru. postmaster.kemsu.ru. 2026021901 10800 3600 604800 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0