Question and response
Question
dig _spf.mlsend.com. TXT
Answer
_spf.mlsend.com. 300 TXT "v=spf1 ip4:185.249.220.0/24 ip4:185.225.161.0/24 ~all"
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0