Domains with DNS TXT v=spf1 include:spf.ess.de.barracudanetworks.com include:spf.protection.outlook.com include:spf.hornetsecurity.com +ip4:185.73.170.221 include:mail.sigsync.com -all

There is 1 domain that have DNS TXT set to v=spf1 include:spf.ess.de.barracudanetworks.com include:spf.protection.outlook.com include:spf.hornetsecurity.com +ip4:185.73.170.221 include:mail.sigsync.com -all.

Top Domains with TXT set to v=spf1 include:spf.ess.de.barracudanetworks.com include:spf.protection.outlook.com include:spf.hornetsecurity.com +ip4:185.73.170.221 include:mail.sigsync.com -all