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