Domains with DNS TXT v=spf1 include:_spf.google.com include:mailgun.org include:mail.zendesk.com ~all v=spf1 include:mailgun.org ~all

There are 15 domains that have DNS TXT set to v=spf1 include:_spf.google.com include:mailgun.org include:mail.zendesk.com ~all v=spf1 include:mailgun.org ~all. The top 15 records ordered by domain rank are listed below.