Domains with DNS TXT v=spf1 +a +mx +ip4:216.252.233.3 include:spf.thcservers.com ~all

There are 991 domains that have DNS TXT set to v=spf1 +a +mx +ip4:216.252.233.3 include:spf.thcservers.com ~all. The top 50 records ordered by domain rank are listed below.