Domains with DNS TXT v=spf1 mx include:spf.protection.outlook.com ip4:2.228.10.216 ip4:70.184.200.60 ip4:194.79.57.61 ip4:194.79.57.31 ip4:194.79.58.221 ip4:104.45.154.149 ip4:104.41.147.19 ip4:191.237.26.225 -all
There is 1 domain that have DNS TXT set to v=spf1 mx include:spf.protection.outlook.com ip4:2.228.10.216 ip4:70.184.200.60 ip4:194.79.57.61 ip4:194.79.57.31 ip4:194.79.58.221 ip4:104.45.154.149 ip4:104.41.147.19 ip4:191.237.26.225 -all.