Domains with DNS TXT v=spf1 mx ip4:90.74.105.81 include:_spf.existo.net include:spf.protection.outlook.com include:spf.acumbamail.com -all
There is 1 domain that have DNS TXT set to v=spf1 mx ip4:90.74.105.81 include:_spf.existo.net include:spf.protection.outlook.com include:spf.acumbamail.com -all.