Domains with DNS TXT v=spf1 a mx a:x.13thdomains.de a:web01.13thdomains.de ip4:87.128.107.188 include:spf.protection.outlook.com include:spf.13thweb-de.cloud.nospamproxy.com -all
There is 1 domain that have DNS TXT set to v=spf1 a mx a:x.13thdomains.de a:web01.13thdomains.de ip4:87.128.107.188 include:spf.protection.outlook.com include:spf.13thweb-de.cloud.nospamproxy.com -all.