Question and response
Question
dig qq-a.mail.qq.com. TXT
Answer
qq-a.mail.qq.com. 600 TXT "v=spf1 ip4:101.226.139.0/25 ip4:101.91.43.0/25 ip4:101.91.44.128/25 ip4:112.64.237.128/25 ip4:116.128.173.0/25 ip4:121.51.40.128/25 ip4:121.51.6.0/25 ip4:162.62.52.214 ip4:162.62.55.67 ip4:162.62.57.0/24 ip4:162.62.58.211 ip4:162.62.58.216 -all"
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0