Domains with DNS TXT v=spf1 ip4:50.28.39.106 +a +mx +include:mailgun.org ~all

There is 1 domain that have DNS TXT set to v=spf1 ip4:50.28.39.106 +a +mx +include:mailgun.org ~all.

Top Domains with TXT set to v=spf1 ip4:50.28.39.106 +a +mx +include:mailgun.org ~all