Domains with DNS TXT v=spf1 include:spf.ess.barracudanetworks.com include:spf.protection.outlook.com ip4:192.64.76.210 ip4:192.64.76.221 ip4:192.64.76.222 ip4:192.64.78.117 include:spf.mandrillapp.com include:510637.spf03.hubspotemail.net -all

There is 1 domain that have DNS TXT set to v=spf1 include:spf.ess.barracudanetworks.com include:spf.protection.outlook.com ip4:192.64.76.210 ip4:192.64.76.221 ip4:192.64.76.222 ip4:192.64.78.117 include:spf.mandrillapp.com include:510637.spf03.hubspotemail.net -all.

Top Domains with TXT set to v=spf1 include:spf.ess.barracudanetworks.com include:spf.protection.outlook.com ip4:192.64.76.210 ip4:192.64.76.221 ip4:192.64.76.222 ip4:192.64.78.117 include:spf.mandrillapp.com include:510637.spf03.hubspotemail.net -all