Domains with DNS TXT v=spf1 ip4:121.15.134.75 include:spf.protection.outlook.com -all
There is 1 domain that have DNS TXT set to v=spf1 ip4:121.15.134.75 include:spf.protection.outlook.com -all.
There is 1 domain that have DNS TXT set to v=spf1 ip4:121.15.134.75 include:spf.protection.outlook.com -all.