Domains with DNS TXT v=spf1 include:spf.protection.outlook.com ip4:204.15.171.6 ip4:52.129.17.4 ip4:185.199.220.77 -all
There is 1 domain that have DNS TXT set to v=spf1 include:spf.protection.outlook.com ip4:204.15.171.6 ip4:52.129.17.4 ip4:185.199.220.77 -all.