Domains with DNS TXT v=spf1 include:spf.resbo.nl include:sendgrid.net include:spf.protection.outlook.com ip4:81.4.69.35 -all
There is 1 domain that have DNS TXT set to v=spf1 include:spf.resbo.nl include:sendgrid.net include:spf.protection.outlook.com ip4:81.4.69.35 -all.