Domains with DNS TXT v=spf1 a include:spf.sinapto.email include:_spf.aruba.it include:spf.protection.outlook.com ~all
There is 1 domain that have DNS TXT set to v=spf1 a include:spf.sinapto.email include:_spf.aruba.it include:spf.protection.outlook.com ~all.