Domains with DNS TXT v=spf1 include:spf.protection.outlook.com include:guestline.net include:sendgrid.net include:_spfmail.profitroom.net include:amazonses.com ~all
There is 1 domain that have DNS TXT set to v=spf1 include:spf.protection.outlook.com include:guestline.net include:sendgrid.net include:_spfmail.profitroom.net include:amazonses.com ~all.