Domains with DNS TXT v=spf1 mx a include:spf.protection.outlook.com include:spf.smkb.nl -all
There is 1 domain that have DNS TXT set to v=spf1 mx a include:spf.protection.outlook.com include:spf.smkb.nl -all.
There is 1 domain that have DNS TXT set to v=spf1 mx a include:spf.protection.outlook.com include:spf.smkb.nl -all.