Question and response
Question
dig mx2.qiye.aliyun.com. DNAME
Answer
The response has no answer records.
Authority
qiye.aliyun.com. 600 SOA ns1.alibabadns.com. hostmaster.alibabadns.com. 2018101219 3600 1200 86400 360
Additional
. 0 OPT ; payload 1280, xrcode 0, version 0, flags 0