Question and response
Question
dig centrexlogs.dc1.ru.itoolabs.net. NS
Answer
centrexlogs.dc1.ru.itoolabs.net. 5 CNAME aux3.dc1.ru.itoolabs.net.
Authority
dc1.ru.itoolabs.net. 502 SOA dns1.itoolabs.net. noc.itoolabs.net. 2026012001 28800 7200 604800 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0