Domains with DNS TXT v=spf1 include:spf.protection.outlook.com +mx +a +a:mxf993.netcup.net +a:mail.sipbau.de +a:_spf.webhosting.systems +a:relay.yourmailgateway.de -all

There is 1 domain that have DNS TXT set to v=spf1 include:spf.protection.outlook.com +mx +a +a:mxf993.netcup.net +a:mail.sipbau.de +a:_spf.webhosting.systems +a:relay.yourmailgateway.de -all.

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