Domains with DNS TXT v=spf1 ip4:66.198.240.21 include:spf.a2hosting.com +ip4:66.198.240.21 +a +mx +ip4:68.66.216.15 ~all
There are 30 domains that have DNS TXT set to v=spf1 ip4:66.198.240.21 include:spf.a2hosting.com +ip4:66.198.240.21 +a +mx +ip4:68.66.216.15 ~all. The top 30 records ordered by domain rank are listed below.