Domains with DNS TXT v=spf1 a include:spf.protection.outlook.com include:spf.hornetsecurity.com include:spf-de.emailsignatures365.com ip4:217.91.217.158 ip4:80.151.51.242 ~all
There is 1 domain that have DNS TXT set to v=spf1 a include:spf.protection.outlook.com include:spf.hornetsecurity.com include:spf-de.emailsignatures365.com ip4:217.91.217.158 ip4:80.151.51.242 ~all.