Domains with DNS TXT v=spf1 mx a include:spf.hornetsecurity.com include:spf.emailsys.net include:spf.protection.outlook.com ~all

There is 1 domain that have DNS TXT set to v=spf1 mx a include:spf.hornetsecurity.com include:spf.emailsys.net include:spf.protection.outlook.com ~all.

Top Domains with TXT set to v=spf1 mx a include:spf.hornetsecurity.com include:spf.emailsys.net include:spf.protection.outlook.com ~all