Domains with DNS TXT v=spf1 ip4:173.231.229.83 +a +mx +ip4:104.244.122.164 +include:mailgun.org -all

There are 7 domains that have DNS TXT set to v=spf1 ip4:173.231.229.83 +a +mx +ip4:104.244.122.164 +include:mailgun.org -all. The top 7 records ordered by domain rank are listed below.