Question and response
Question
dig relay-1.mail.level3.net. TXT
Answer
relay-1.mail.Level3.net. 3600 TXT "v=spf1 ip4:64.129.67.71 -all"
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0