Domains with DNS TXT v=spf1 include:spf.protection.outlook.com ip4:74.121.201.31 ip4:192.137.109.64 -all

There is 1 domain that have DNS TXT set to v=spf1 include:spf.protection.outlook.com ip4:74.121.201.31 ip4:192.137.109.64 -all.

Top Domains with TXT set to v=spf1 include:spf.protection.outlook.com ip4:74.121.201.31 ip4:192.137.109.64 -all