Domains with DNS SPF "v=spf1 a mx include:_spf.google.com include:amazonses.com include:helpscoutemail.com include:authsmtp.com ~all"
There is 1 domain that have DNS SPF set to "v=spf1 a mx include:_spf.google.com include:amazonses.com include:helpscoutemail.com include:authsmtp.com ~all".