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