Domains with DNS TXT v=spf1 a include:spf.protection.outlook.com include:_spf.exactonline.nl include:_spf.e-mailpublisher.nl include:_spf.gripp.com include:sendgrid.net ~all
There is 1 domain that have DNS TXT set to v=spf1 a include:spf.protection.outlook.com include:_spf.exactonline.nl include:_spf.e-mailpublisher.nl include:_spf.gripp.com include:sendgrid.net ~all.