Question and response
Question
dig mail.builder.ru.eserver.net. DS
Answer
The response has no answer records.
Authority
ru.eserver.net. 1800 SOA ns1.ru.eserver.net. hostmaster.eserver.ru. 1769713172 7200 3600 604800 1800
Additional
. 0 OPT ; payload 1680, xrcode 0, version 0, flags 0