Domains with DNS TXT v=spf1 ip4:216.37.42.139 include:relay.mailchannels.net include:spf.protection.outlook.com ip4:216.37.42.137 +a +mx +ip4:198.101.13.168 ~all

There is 1 domain that have DNS TXT set to v=spf1 ip4:216.37.42.139 include:relay.mailchannels.net include:spf.protection.outlook.com ip4:216.37.42.137 +a +mx +ip4:198.101.13.168 ~all.

Top Domains with TXT set to v=spf1 ip4:216.37.42.139 include:relay.mailchannels.net include:spf.protection.outlook.com ip4:216.37.42.137 +a +mx +ip4:198.101.13.168 ~all