Domains with DNS TXT v=spf1 include:spf.protection.outlook.com ip4:176.221.55.134 -all
There is 1 domain that have DNS TXT set to v=spf1 include:spf.protection.outlook.com ip4:176.221.55.134 -all.
There is 1 domain that have DNS TXT set to v=spf1 include:spf.protection.outlook.com ip4:176.221.55.134 -all.