Question and response
Question
dig _spf.mx.emailthing.xyz. TXT
Answer
_spf.mx.emailthing.xyz. 300 TXT "v=spf1 include:_spf.mx.emailthing.app -all"
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0