Domains with DNS TXT v=spf1 include:spf.protection.outlook.com include:spf.mandrillapp.com include:spf.emailsignatures365.com include:spf.acumbamail.com ip4:91.116.138.107 ip4:212.142.141.228 ip4:195.57.91.53 ip4:213.98.157.17 -all

There is 1 domain that have DNS TXT set to v=spf1 include:spf.protection.outlook.com include:spf.mandrillapp.com include:spf.emailsignatures365.com include:spf.acumbamail.com ip4:91.116.138.107 ip4:212.142.141.228 ip4:195.57.91.53 ip4:213.98.157.17 -all.

Top Domains with TXT set to v=spf1 include:spf.protection.outlook.com include:spf.mandrillapp.com include:spf.emailsignatures365.com include:spf.acumbamail.com ip4:91.116.138.107 ip4:212.142.141.228 ip4:195.57.91.53 ip4:213.98.157.17 -all