Domains with DNS TXT v=spf1 include:spf.protection.outlook.com include:_spf.relay.mailprotect.be ip4:193.53.139.60 ip4:193.53.139.61 -all
There is 1 domain that have DNS TXT set to v=spf1 include:spf.protection.outlook.com include:_spf.relay.mailprotect.be ip4:193.53.139.60 ip4:193.53.139.61 -all.