Domains with DNS TXT v=spf1 include:spf.protection.outlook.com include:spf.eu.signature365.net include:194.78.173.163 -all
There is 1 domain that have DNS TXT set to v=spf1 include:spf.protection.outlook.com include:spf.eu.signature365.net include:194.78.173.163 -all.