Domains with DNS TXT v=spf1 +mx +a +ip4:78.40.143.6 +include:spf.mailsentinel.net ~all

There are 29 domains that have DNS TXT set to v=spf1 +mx +a +ip4:78.40.143.6 +include:spf.mailsentinel.net ~all. The top 29 records ordered by domain rank are listed below.