Domains with DNS TXT v=spf1 a mx include:_spf.symbiose.com include:spf.protection.outlook.com include:heldenzeit2.timmeserver.de -all
There is 1 domain that have DNS TXT set to v=spf1 a mx include:_spf.symbiose.com include:spf.protection.outlook.com include:heldenzeit2.timmeserver.de -all.