Domains with DNS TXT v=spf1 include:relay.mailchannels.net a mx ip4:206.172.25.98 include:spf.protection.outlook.com -all
There is 1 domain that have DNS TXT set to v=spf1 include:relay.mailchannels.net a mx ip4:206.172.25.98 include:spf.protection.outlook.com -all.