Question and response
Question
dig mx2.mxfilter.net. TXT
Answer
mx2.mxfilter.net. 14400 TXT "v=spf1 ip4:23.147.8.11 ip4:23.172.139.0/24 ip4:162.244.95.10 -all"
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0