"v=spf1 include:_spf.createsend.com ~all"
Question and response
Question
dig createsend.com. SPF
Answer
createsend.com. 300 SPF "v=spf1 include:_spf.createsend.com ~all"
Authority
The response has no authority records.
Additional
. 0 OPT ; payload 1280, xrcode 0, version 0, flags 0