Domains with DNS TXT v=spf1 +a +mx +ip4:66.198.240.51 include:spf.a2hosting.com ~all

There are 3,500 domains that have DNS TXT set to v=spf1 +a +mx +ip4:66.198.240.51 include:spf.a2hosting.com ~all. The top 50 records ordered by domain rank are listed below.