Domains with DNS TXT v=spf1 ip4:129.121.16.166 include:spf.protection.outlook.com -all
There is 1 domain that have DNS TXT set to v=spf1 ip4:129.121.16.166 include:spf.protection.outlook.com -all.
There is 1 domain that have DNS TXT set to v=spf1 ip4:129.121.16.166 include:spf.protection.outlook.com -all.