Domains with DNS TXT v=spf1 +a +mx +ip4:51.161.128.21 +ip4:139.99.141.192 +ip4:139.99.208.205 +include:spf.protection.outlook.com ~all

There is 1 domain that have DNS TXT set to v=spf1 +a +mx +ip4:51.161.128.21 +ip4:139.99.141.192 +ip4:139.99.208.205 +include:spf.protection.outlook.com ~all.

Top Domains with TXT set to v=spf1 +a +mx +ip4:51.161.128.21 +ip4:139.99.141.192 +ip4:139.99.208.205 +include:spf.protection.outlook.com ~all