Question and response
Question
dig _validation.heysender.com. TXT
Answer
_validation.heysender.com. 360 TXT "v=spf1 ip4:5.79.99.192/26 ip4:5.79.88.64/26 ip4:91.197.250.0/28 -all"
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0