Question and response
Question
dig ctt.ispn.net. TXT
Answer
ctt.ispn.net. 600 TXT "v=spf1 ip4:64.35.208.0/20 ip6:2607:5800::/32 -all"
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0