Domains with DNS TXT v=spf1 a mx include:spf.protection.outlook.com include:_spf.perfora.net include:_spf.kundenserver.de include:spf.synxis.com include:servers.mcsv.net -all
There is 1 domain that have DNS TXT set to v=spf1 a mx include:spf.protection.outlook.com include:_spf.perfora.net include:_spf.kundenserver.de include:spf.synxis.com include:servers.mcsv.net -all.