Domains with DNS TXT v=spf1 ip4:52.143.51.233 include:spf.protection.outlook.com include:_spf.spotler.email include:_spf.basenet.nl -all
There is 1 domain that have DNS TXT set to v=spf1 ip4:52.143.51.233 include:spf.protection.outlook.com include:_spf.spotler.email include:_spf.basenet.nl -all.