Question and response
Question
dig mx.yibai34.com. CSYNC
Answer
The response has no answer records.
Authority
yibai34.com. 3600 SOA dns.yibai34.com. hostmaster.yibai34.com. 1596921702 43200 3600 604800 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0