Domains with DNS TXT v=spf1 ip4:51.79.111.140 include:relay.mailchannels.net include:spf.protection.outlook.com ~all
There is 1 domain that have DNS TXT set to v=spf1 ip4:51.79.111.140 include:relay.mailchannels.net include:spf.protection.outlook.com ~all.