Domains with DNS TXT v=spf1 include:mailgun.org include:helpscoutemail.com include:spf.hallme.email include:spf.improvmx.com -all
There is 1 domain that have DNS TXT set to v=spf1 include:mailgun.org include:helpscoutemail.com include:spf.hallme.email include:spf.improvmx.com -all.