Domains with DNS TXT v=spf1 mx a include:spf.protection.outlook.com ip4:194.208.90.181 a:smtp.qualitus.de a:mx01.rexx-systems.de -all
There is 1 domain that have DNS TXT set to v=spf1 mx a include:spf.protection.outlook.com ip4:194.208.90.181 a:smtp.qualitus.de a:mx01.rexx-systems.de -all.