Domains with DNS TXT v=spf1 +a +mx +ip4:50.28.9.39 ~all _spf.salesforce.com include:spf.salesforce.com include:cust-spf.exacttarget.com ~all
There is 1 domain that have DNS TXT set to v=spf1 +a +mx +ip4:50.28.9.39 ~all _spf.salesforce.com include:spf.salesforce.com include:cust-spf.exacttarget.com ~all.