Domains with DNS TXT v=spf1 ip4:54.39.100.229 include:spf.protection.outlook.com include:spfcloud.letsignit.com ip4:66.70.176.54 ip4:24.37.176.18 ip4:108.163.133.231 -all
There is 1 domain that have DNS TXT set to v=spf1 ip4:54.39.100.229 include:spf.protection.outlook.com include:spfcloud.letsignit.com ip4:66.70.176.54 ip4:24.37.176.18 ip4:108.163.133.231 -all.