Domains with DNS TXT v=spf1 include:spf-de.emailsignatures365.com include:spf.protection.outlook.com include:spf.postal.pottkinder-services.de -all
There is 1 domain that have DNS TXT set to v=spf1 include:spf-de.emailsignatures365.com include:spf.protection.outlook.com include:spf.postal.pottkinder-services.de -all.