Question and response
Question
dig spf.mxhichina.com. TXT
Answer
spf.mxhichina.com. 3600 TXT "v=spf1 include:a.hichina.mail.aliyun.com include:b.hichina.mail.aliyun.com -all"
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1280, xrcode 0, version 0, flags 0