Domains with DNS TXT v=spf1 include:_spf-usg1.ppe-hosted.com include:secureserver.net ~all

There are 110,447 domains that have DNS TXT set to v=spf1 include:_spf-usg1.ppe-hosted.com include:secureserver.net ~all. The top 50 records ordered by domain rank are listed below.