Domains with DNS TXT v=spf1 ip4:91.103.115.174 include:dc-cluster.de include:spf.crsend.com include:spf.protection.outlook.com ~all
There is 1 domain that have DNS TXT set to v=spf1 ip4:91.103.115.174 include:dc-cluster.de include:spf.crsend.com include:spf.protection.outlook.com ~all.