Domains with DNS TXT v=spf1 include:agenturserver.de include:spf.rockenstein.de include:spf.protection.outlook.com include:return-cname.emailsys.net ~all
There is 1 domain that have DNS TXT set to v=spf1 include:agenturserver.de include:spf.rockenstein.de include:spf.protection.outlook.com include:return-cname.emailsys.net ~all.