Domains with DNS TXT v=spf1 ip4:193.189.74.77 ip4:193.189.74.84 include:spf.protection.outlook.com include:relay.mailchannels.net +a +mx -all
There is 1 domain that have DNS TXT set to v=spf1 ip4:193.189.74.77 ip4:193.189.74.84 include:spf.protection.outlook.com include:relay.mailchannels.net +a +mx -all.