Domains with DNS TXT v=spf1 ip4:66.244.86.141 include:spf.protection.outlook.com include:outbound.mailhop.org -all
There is 1 domain that have DNS TXT set to v=spf1 ip4:66.244.86.141 include:spf.protection.outlook.com include:outbound.mailhop.org -all.