Domains with DNS TXT v=spf1 include:amazonses.com include:spf.protection.outlook.com include:sendgrid.net include:_spf.salesforce.com
There is 1 domain that have DNS TXT set to v=spf1 include:amazonses.com include:spf.protection.outlook.com include:sendgrid.net include:_spf.salesforce.com.