Question and response
Question
dig mx2.mail.aliyun.com.gds.alibabadns.com. A
Answer
mx2.mail.aliyun.com.gds.alibabadns.com. 300 A 106.11.232.89
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1280, xrcode 0, version 0, flags 0